She will pick the best candidates from Jack's network.

The next step is to speak to Jack.

Job Title

Robotics Software Engineer

Salary

€100k+ + Equity

Company Description

Sunrise Robotics Corporation is an $8.5M Seed-funded startup backed by Plural, Seedcamp, and Tapestry, building intelligent dual-arm robotic cells for the €2.6 trillion European manufacturing sector. They create flexible, AI-driven automation systems that handle high-mix, low-volume production for industries ranging from supercar manufacturing to electronics and battery assembly.

Job Description

You will build the core software enabling flexible industrial automation to perform autonomous production processes. From grasping and motion planning to behavior trees and perception, you will own the stack that bridges simulation and reality. Join a senior engineering team deploying intelligent robots into real factories, solving the labor crisis for manufacturers across Europe.

Location

Remote

Why this role is remarkable

• Ship code to robots already operating in factories for supercar and battery manufacturing, moving beyond research projects to solve real-world industrial challenges.
• Join a powerhouse team of ~30 led by PhD robotics experts (ex-Ocado) and backed by $8.5M from top-tier investors like Plural and Seedcamp.
• Enjoy a high-impact remote culture within CET ±3, featuring competitive compensation, early-stage equity, and regular team retreats to Ljubljana, Slovenia.

What you will do

• Develop production-quality software across the robotics stack, including motion planning, manipulation, and multi-robot coordination using Python and ROS2.
• Close the simulation-to-reality gap by building behaviors that run consistently in both NVIDIA Isaac Sim and on physical dual-arm robotic hardware.
• Collaborate with AI and mechanical teams to integrate complex components into reliable, end-to-end systems deployed across diverse customer sites.

The ideal candidate

• Proven experience shipping production software to physical robotic arms (such as ABB or KUKA) with a deep understanding of kinematics and grasping.
• Expert-level Python skills and extensive experience with ROS2, Docker, behavior trees, and modern CI/CD workflows within distributed engineering teams.
• Strong academic background (Master's or PhD) in Robotics or Computer Science, combined with the practical intuition to troubleshoot real-world hardware failures.

Who are Jack & Jill?

Ok, I'll go first. I'm Jack, an AI that gets to know you on a quick call, learning what you're great at and what you want from your career. Then I help you land your dream job by finding unmissable opportunities as they come up, supporting you with applications, interview prep, and moral support.

And I'm Jill, an AI Recruiter who talks to companies to understand who they're looking to hire. Then I recruit from Jack's network, making an introduction when I spot an excellent candidate.

How does this work?

• Jack's an AI agent for job searching and career coaching. He works for you.
• Jill is the AI recruiter working for the company. She recruits from Jack's network.
• If it's a match and the company wants to meet you, they'll make the intro. In the meantime, if you'd like, Jack will send you excellent alternatives.

We never post fake jobs

This isn't a trick. This is an open role that Jill is currently recruiting for from Jack's network.
Sometimes Jill's clients ask her to anonymize their jobs when she advertises them, which means she can't share all the details in the job description.
We appreciate this can make them look a bit suspect, but there isn't much we can do about it.

Give Jack a spin! You could land this role. If not, most people find him incredibly helpful with their job search, and we're giving his services away for free.

#LI-JANDJLIVE

She will pick the best candidates from Jack's network.

The next step is to speak to Jack.

===

Job Title

Software Developer

Salary

Not Disclosed

Company Description

VC-backed energy tech startup

Job Description

Join a fast-growing startup as the first senior engineer building an AI-powered platform for enterprise electricity optimization. You will own product decisions and technical architecture while developing full-stack features in Django and Next.js. This role is pivotal in helping large industrial customers navigate complex energy markets and optimize their consumption.

Location

Remote, Europe (Excluding France)

Why this role is remarkable

• Impactful work building the intelligence layer for European energy markets during a critical transition period.
• High ownership and influence as the first senior engineering hire working directly with technical founders.
• Well-funded by top-tier VCs with strong product-market fit in a high-demand industrial sector.

What you will do

• Build and scale the core platform using Python (Django) and React (Next.js) for large enterprise clients.
• Develop complex data pipelines to process real-time electricity pricing, consumption, and market optimization data.
• Collaborate directly on product direction and own features end-to-end from backend services to user-facing dashboards.

The ideal candidate

• Proven professional experience working within the energy sector, such as at a supplier, renewable developer, or energy startup.
• Strong full-stack proficiency in Python/Django and TypeScript/React with a track record of shipping production code.
• Based in Europe (excluding France) and comfortable working in a fast-paced, high-ownership startup environment.

===

Who are Jack & Jill?

Ok, I'll go first. I'm Jack, an AI that gets to know you on a quick call, learning what you're great at and what you want from your career. Then I help you land your dream job by finding unmissable opportunities as they come up, supporting you with applications, interview prep, and moral support.

And I'm Jill, an AI Recruiter who talks to companies to understand who they're looking to hire. Then I recruit from Jack's network, making an introduction when I spot an excellent candidate.

How does this work?

• Jack's an AI agent for job searching and career coaching. He works for you.
• Jill is the AI recruiter working for the company. She recruits from Jack's network.
• If it's a match and the company wants to meet you, they'll make the intro. In the meantime, if you'd like, Jack will send you excellent alternatives.

We never post fake jobs

This isn't a trick. This is an open role that Jill is currently recruiting for from Jack's network.
Sometimes Jill's clients ask her to anonymize their jobs when she advertises them, which means she can't share all the details in the job description.
We appreciate this can make them look a bit suspect, but there isn't much we can do about it.

Give Jack a spin! You could land this role. If not, most people find him incredibly helpful with their job search, and we're giving his services away for free.

#LI-JANDJLIVE

She will pick the best candidates from Jack's network.

The next step is to speak to Jack.

Job Title

Forward Deployed Engineer

Salary

Under $40/hr

Company Description

StrataBlue is an AI systems and consulting firm that builds production-ready AI solutions, including voice agents and workflow automation, for global clients. Moving beyond slide decks and prototypes, the firm delivers complex, working systems using a modern stack like n8n and Supabase to solve real-world business challenges.

Job Description

You will sit at the intersection of client consulting and production engineering, transforming vague requests into functional AI systems. You will scope projects, build complex workflows using n8n and Supabase, and direct an overseas development team to ensure delivery. This high-autonomy role requires a builder who unblocks others and thrives in a fast-paced environment.

Location

Remote

Why this role is remarkable

• Work on the bleeding edge of AI by building and deploying production-grade voice agents and automated workflows for diverse global clients.
• Experience extreme autonomy as a "builder-consultant" who owns the entire lifecycle from initial scoping calls to final implementation and system visibility.
• Scale your impact by directing an overseas dev team, managing project delivery, and building essential internal infrastructure like centralized logging and alerting.

What you will do

• Lead technical scoping calls with clients to translate fuzzy business requirements into detailed technical specifications for the engineering team.
• Build production-ready AI systems including 35+ node n8n workflows, Supabase backends, and sophisticated voice agent setups using Retell or Trillet.
• Manage and mentor an overseas development team by writing clear technical tickets, performing code reviews, and ensuring consistent delivery standards.

The ideal candidate

• Has 3+ years of professional experience shipping full-stack products and is comfortable working across every layer of the modern technical stack.
• Demonstrates exceptional communication skills with C2-level English, capable of managing client relationships and pushing back on unrealistic project scopes.
• Thrives in high-velocity environments like agencies or consultancies and can move from debugging production issues to writing actionable development tickets.

Who are Jack & Jill?

Ok, I'll go first. I'm Jack, an AI that gets to know you on a quick call, learning what you're great at and what you want from your career. Then I help you land your dream job by finding unmissable opportunities as they come up, supporting you with applications, interview prep, and moral support.

And I'm Jill, an AI Recruiter who talks to companies to understand who they're looking to hire. Then I recruit from Jack's network, making an introduction when I spot an excellent candidate.

How does this work?

• Jack's an AI agent for job searching and career coaching. He works for you.
• Jill is the AI recruiter working for the company. She recruits from Jack's network.
• If it's a match and the company wants to meet you, they'll make the intro. In the meantime, if you'd like, Jack will send you excellent alternatives.

We never post fake jobs

This isn't a trick. This is an open role that Jill is currently recruiting for from Jack's network.
Sometimes Jill's clients ask her to anonymize their jobs when she advertises them, which means she can't share all the details in the job description.
We appreciate this can make them look a bit suspect, but there isn't much we can do about it.

Give Jack a spin! You could land this role. If not, most people find him incredibly helpful with their job search, and we're giving his services away for free.

#LI-JANDJLIVE

She will pick the best candidates from Jack's network.

The next step is to speak to Jack.

Job Title

Full-Stack AI Engineer

Salary

Not Disclosed

Company Description

StrataBlue is a profitable, client-funded digital marketing agency with a 20-year history that is now pivoting to an AI-first future. Headquartered in Indianapolis with a distributed engineering team, the company builds production AI systems, including intelligent chatbots and RAG pipelines, to automate and amplify marketing operations for diverse clients.

Job Description

As a Full-Stack AI Engineer at StrataBlue, you will design and ship end-to-end production AI systems from your remote base in South America. You'll build RAG pipelines, intelligent chatbots, and automated workflows using Claude Code as a core development tool. This high-ownership role involves driving technical direction and delivering measurable client outcomes for a growing agency.

Location

Remote, South America

Why this role is remarkable

• Own the AI engineering function at a profitable, 20-year-old agency that is successfully transitioning into a high-energy AI product shop.
• Work directly with technical leadership on a small, high-impact team where your code immediately drives measurable marketing results for real-world clients.
• Thrive in a stable, client-funded environment that offers the agility of a startup without the distractions of venture capital fundraising or runway stress.

What you will do

• Architect and deploy production-grade AI systems, including RAG-powered content engines and intelligent chatbots that manage complex client conversations.
• Develop seamless automation workflows that integrate AI capabilities with existing CRMs and marketing platforms to eliminate manual reporting and campaign tasks.
• Utilize Claude Code and AI-assisted development practices to accelerate the delivery of full-stack features from initial design through to cloud deployment.

The ideal candidate

• Proven experience shipping production LLM-powered systems and RAG pipelines using Python or Node.js backends and React-based frontends.
• Advanced proficiency in English with the communication skills necessary to collaborate directly with US-based stakeholders and international client teams.
• Self-motivated engineer based in South America who is already an expert user of Claude Code and thrives in high-autonomy, remote-first environments.

Who are Jack & Jill?

Ok, I'll go first. I'm Jack, an AI that gets to know you on a quick call, learning what you're great at and what you want from your career. Then I help you land your dream job by finding unmissable opportunities as they come up, supporting you with applications, interview prep, and moral support.

And I'm Jill, an AI Recruiter who talks to companies to understand who they're looking to hire. Then I recruit from Jack's network, making an introduction when I spot an excellent candidate.

How does this work?

• Jack's an AI agent for job searching and career coaching. He works for you.
• Jill is the AI recruiter working for the company. She recruits from Jack's network.
• If it's a match and the company wants to meet you, they'll make the intro. In the meantime, if you'd like, Jack will send you excellent alternatives.

We never post fake jobs

This isn't a trick. This is an open role that Jill is currently recruiting for from Jack's network.
Sometimes Jill's clients ask her to anonymize their jobs when she advertises them, which means she can't share all the details in the job description.
We appreciate this can make them look a bit suspect, but there isn't much we can do about it.

Give Jack a spin! You could land this role. If not, most people find him incredibly helpful with their job search, and we're giving his services away for free.

#LI-JANDJLIVE

She will pick the best candidates from Jack's network.

The next step is to speak to Jack.

Job Title

Sr. GTM Recruiter

Salary

$160K–$200K + Equity

Company Description

High-growth enterprise infrastructure startup

Job Description

As a Sr. GTM Recruiter, you will lead the charge in scaling the go-to-market teams during a critical growth phase. You'll partner closely with leadership to define talent strategies, manage full-cycle recruitment for sales and marketing roles, and ensure a world-class candidate experience that reflects the company's high-performance culture and technical excellence.

Location

San Francisco, USA

Why this role is remarkable

• Join a rapidly scaling organization at a pivotal moment, shaping the core GTM foundation.
• Backing from top-tier VCs and a leadership team with a proven track record in technical sectors.
• High-impact role with direct influence on the company's commercial success and cultural evolution.

What you will do

• Manage full-cycle recruitment for diverse GTM roles, from sales development to executive-level positions.
• Collaborate with hiring managers to refine job specifications, interview processes, and sourcing strategies.
• Drive diversity and inclusion initiatives throughout the recruitment lifecycle to build a balanced, high-performing team.

The ideal candidate

• Proven experience recruiting for GTM functions within high-growth B2B SaaS or technical environments.
• Exceptional relationship-building skills with a track record of partnering effectively with senior leadership.
• Analytical mindset with the ability to use data to drive recruitment decisions and process improvements.

Who are Jack & Jill?

Ok, I'll go first. I'm Jack, an AI that gets to know you on a quick call, learning what you're great at and what you want from your career. Then I help you land your dream job by finding unmissable opportunities as they come up, supporting you with applications, interview prep, and moral support.

And I'm Jill, an AI Recruiter who talks to companies to understand who they're looking to hire. Then I recruit from Jack's network, making an introduction when I spot an excellent candidate.

How does this work?

• Jack's an AI agent for job searching and career coaching. He works for you.
• Jill is the AI recruiter working for the company. She recruits from Jack's network.
• If it's a match and the company wants to meet you, they'll make the intro. In the meantime, if you'd like, Jack will send you excellent alternatives.

We never post fake jobs

This isn't a trick. This is an open role that Jill is currently recruiting for from Jack's network.
Sometimes Jill's clients ask her to anonymize their jobs when she advertises them, which means she can't share all the details in the job description.
We appreciate this can make them look a bit suspect, but there isn't much we can do about it.

Give Jack a spin! You could land this role. If not, most people find him incredibly helpful with their job search, and we're giving his services away for free.

#LI-JANDJLIVE

She will pick the best candidates from Jack's network.

The next step is to speak to Jack.

Job Title

AI/ML Software Engineer

Salary

Not Disclosed + Equity

Company Description

Forgis is a Zürich-based pre-seed startup backed by $4.5M from Redalpine, building the intelligent orchestration layer for global manufacturing plants.

Job Description

You will develop and deploy advanced machine learning models across industrial environments as part of Forgis' founding ML team. Working with time-series, vision, and NLP data, you'll build Hyperion—an AI brain that orchestrates factory hardware, generates code, and runs causal AI agents on the edge to automate billion-dollar manufacturing sectors.

Location

Zürich, Switzerland

Why this role is remarkable

• Join the founding ML team of an ETH Zurich DNA startup backed by $4.5M from Redalpine to reshape global manufacturing.
• Build AI that interacts with the physical world, deploying causal AI agents that directly control industrial hardware and robots.
• High-ownership environment where you define the ML stack and receive meaningful equity in a fast-moving, pre-seed company.

What you will do

• Develop and deploy full-lifecycle ML models utilizing time-series, computer vision, and tabular data from real-world industrial environments.
• Design and build automated pipelines that transform unused factory data into functional robot and PLC code.
• Own the deployment of intelligence across edge, on-prem, and cloud levels to ensure seamless orchestration of manufacturing machines.

The ideal candidate

• Strong ML engineering foundation with specific expertise in at least two areas: time-series, computer vision, or MLOps on messy data.
• High-caliber technical background, such as experience at frontier AI labs or academic excellence from top-tier technical universities like ETH.
• Proven builder mindset with a valid EU/EEA/Swiss passport or Swiss degree and a notice period of three months or less.

Who are Jack & Jill?

Ok, I'll go first. I'm Jack, an AI that gets to know you on a quick call, learning what you're great at and what you want from your career. Then I help you land your dream job by finding unmissable opportunities as they come up, supporting you with applications, interview prep, and moral support.

And I'm Jill, an AI Recruiter who talks to companies to understand who they're looking to hire. Then I recruit from Jack's network, making an introduction when I spot an excellent candidate.

How does this work?

• Jack's an AI agent for job searching and career coaching. He works for you.
• Jill is the AI recruiter working for the company. She recruits from Jack's network.
• If it's a match and the company wants to meet you, they'll make the intro. In the meantime, if you'd like, Jack will send you excellent alternatives.

We never post fake jobs

This isn't a trick. This is an open role that Jill is currently recruiting for from Jack's network.
Sometimes Jill's clients ask her to anonymize their jobs when she advertises them, which means she can't share all the details in the job description.
We appreciate this can make them look a bit suspect, but there isn't much we can do about it.

Give Jack a spin! You could land this role. If not, most people find him incredibly helpful with their job search, and we're giving his services away for free.

#LI-JANDJLIVE

She will pick the best candidates from Jack's network.

The next step is to speak to Jack.

Job Title

Sales Development Representative

Salary

Not Disclosed

Company Description

SongPush Media GmbH is a seed-stage creator marketing platform backed by industry veterans from Spotify and Google, currently raising a Series A to scale its operations. Based in Berlin, the company serves over 150,000 creators and global brands including L'Oréal, Zalando, and Sony Music.

Job Description

As the first Sales Development Representative at SongPush Media GmbH, you will build the outbound sales motion from scratch. You will drive growth by cold-calling brands and agencies, qualifying leads, and closing deals in the creator marketing space. This high-impact role offers the chance to define processes and scale a category leader.

Location

Berlin, Germany

Why this role is remarkable

• Join as the first SDR to build the outbound sales playbook from the ground up at a rapidly growing startup.
• Work for a platform powering 500,000+ collaborations for world-class brands like L'Oréal, Zalando, and Sony Music.
• Directly collaborate with founders and industry veterans from Spotify and Google while the company raises its Series A.

What you will do

• Execute high-volume outbound calling and multi-channel outreach via LinkedIn and Email to generate new business opportunities.
• Manage the full sales cycle for small-cap customers, from initial demo calls to closing your own deals.
• Represent the company at industry trade shows and events to source leads and maintain active customer engagement.

The ideal candidate

• Has 1 to 3 years of experience in SDR, inside sales, or B2B outbound roles, preferably within SaaS or marketing.
• Possesses native-level German and fluent English skills to effectively conduct outreach and demos in the DACH market.
• Demonstrates high agency and resilience, thriving in a fast-paced, early-stage environment where you manage your own pipeline.

Who are Jack & Jill?

Ok, I'll go first. I'm Jack, an AI that gets to know you on a quick call, learning what you're great at and what you want from your career. Then I help you land your dream job by finding unmissable opportunities as they come up, supporting you with applications, interview prep, and moral support.

And I'm Jill, an AI Recruiter who talks to companies to understand who they're looking to hire. Then I recruit from Jack's network, making an introduction when I spot an excellent candidate.

How does this work?

• Jack's an AI agent for job searching and career coaching. He works for you.
• Jill is the AI recruiter working for the company. She recruits from Jack's network.
• If it's a match and the company wants to meet you, they'll make the intro. In the meantime, if you'd like, Jack will send you excellent alternatives.

We never post fake jobs

This isn't a trick. This is an open role that Jill is currently recruiting for from Jack's network.
Sometimes Jill's clients ask her to anonymize their jobs when she advertises them, which means she can't share all the details in the job description.
We appreciate this can make them look a bit suspect, but there isn't much we can do about it.

Give Jack a spin! You could land this role. If not, most people find him incredibly helpful with their job search, and we're giving his services away for free.

#LI-JANDJLIVE

She will pick the best candidates from Jack's network.

The next step is to speak to Jack.

Job Title

Senior Electronics Engineer

Salary

Not Disclosed + Equity

Company Description

Cultzyme is a venture-backed deep-tech company in San Sebastián building an intelligent bioreactor platform to turn opaque biological processes into programmable systems. Backed by Nucleus Capital and advised by Merck executives, Cultzyme is giving biomanufacturing its first real nervous system through advanced sensors, AI, and cloud computing.

Job Description

You will lead the hardware electronics cycle for a platform integrating electrochemical, optical, and capacitive sensors to monitor biological processes in real-time. This high-impact role involves designing low-signal analog front-ends and mixed-signal PCBs, while coordinating firmware across ESP32 and Linux systems. You’ll be the primary architect shaping the hardware for global pharmaceutical manufacturing lines.

Location

San Sebastián, Spain

Why this role is remarkable

• Lead the full hardware lifecycle for a platform destined for the world’s most relevant pharmaceutical manufacturing lines, moving from first principles to industrialization.
• Work in a high-talent, ~15-person team backed by Nucleus Capital and Merck advisors, blending the intellectual honesty of a research lab with startup execution speed.
• Access your own dedicated lab and workshop with a budget for specialized equipment, directly impacting the future of biopharmaceuticals and alternative proteins.

What you will do

• Design low-signal analog front-ends and impedance measurement circuits for sensors operating on cell cultures, handling complex electrochemical and amperometric signals.
• Lead the full electronics cycle in Altium Designer, including schematic design, multilayer PCB layout, bring-up, and managing manufacturing with international suppliers.
• Coordinate firmware development on ESP32, STM32, and embedded Linux (Raspberry Pi 5) while defining calibration protocols that ensure measurements make biological sense.

The ideal candidate

• Master’s degree in Electrical Engineering with 5+ years of experience shipping product hardware and serious expertise in Altium for mixed-signal, multilayer designs.
• Proven track record of developing sensors from scratch, including experience with impedance analyzers, precision multimeters, and various measurement principles.
• Proficient in bare-metal firmware or RTOS (ESP-IDF, STM32 HAL/LL, or FreeRTOS) and industrial protocols like I²C, SPI, UART, CAN, and MQTT.

Who are Jack & Jill?

Ok, I'll go first. I'm Jack, an AI that gets to know you on a quick call, learning what you're great at and what you want from your career. Then I help you land your dream job by finding unmissable opportunities as they come up, supporting you with applications, interview prep, and moral support.

And I'm Jill, an AI Recruiter who talks to companies to understand who they're looking to hire. Then I recruit from Jack's network, making an introduction when I spot an excellent candidate.

How does this work?

• Jack's an AI agent for job searching and career coaching. He works for you.
• Jill is the AI recruiter working for the company. She recruits from Jack's network.
• If it's a match and the company wants to meet you, they'll make the intro. In the meantime, if you'd like, Jack will send you excellent alternatives.

We never post fake jobs

This isn't a trick. This is an open role that Jill is currently recruiting for from Jack's network.
Sometimes Jill's clients ask her to anonymize their jobs when she advertises them, which means she can't share all the details in the job description.
We appreciate this can make them look a bit suspect, but there isn't much we can do about it.

Give Jack a spin! You could land this role. If not, most people find him incredibly helpful with their job search, and we're giving his services away for free.

#LI-JANDJLIVE

She will pick the best candidates from Jack's network.

The next step is to speak to Jack.

Job Title

AI Engineer

Salary

Not Disclosed + Equity

Company Description

Raya Health is a pre-Series A startup (HF0 W26) building an AI-powered maternal health companion to provide 24/7 guidance and support for mothers during and after pregnancy.

Job Description

As the first dedicated AI hire at Raya Health, you will own the entire AI stack from agents to future SLMs. Working directly with the CTO, you'll design the architecture and data pipelines necessary to support vulnerable users with compassionate, credible AI guidance. This is a high-impact, zero-to-one role in the underserved maternal health space.

Location

Remote, USA

Why this role is remarkable

• Work directly with the CTO (formerly systems engineering at HP and AMD) with zero layers, total ownership, and high visibility.
• Join a mission-driven pre-Series A startup (HF0 W26) at the ground floor to tackle the underserved and growing maternal health market.
• Evolve from building production LLM agents and RAG systems today to training proprietary small language models (SLMs) specifically for maternal health.

What you will do

• Design and build Raya's core AI systems, including RAG-based agents, prompting strategies, guardrails, and evaluation frameworks for sensitive health interactions.
• Architect and implement robust data pipelines to capture high-value maternal health data that will fuel future proprietary model training and improvements.
• Ship end-to-end features, bridging the gap between the user-facing companion experience and the backend AI infrastructure while maintaining HIPAA compliance.

The ideal candidate

• Has 2–4 years of engineering experience with a track record of shipping production-level LLM systems such as agents, RAG, and APIs.
• Possesses a bias for action and the startup DNA required to thrive in a zero-to-one environment with high shipping velocity.
• Demonstrates strong software fundamentals and an interest in growing into deep AI architecture, model fine-tuning, and safety-critical health applications.

Who are Jack & Jill?

Ok, I'll go first. I'm Jack, an AI that gets to know you on a quick call, learning what you're great at and what you want from your career. Then I help you land your dream job by finding unmissable opportunities as they come up, supporting you with applications, interview prep, and moral support.

And I'm Jill, an AI Recruiter who talks to companies to understand who they're looking to hire. Then I recruit from Jack's network, making an introduction when I spot an excellent candidate.

How does this work?

• Jack's an AI agent for job searching and career coaching. He works for you.
• Jill is the AI recruiter working for the company. She recruits from Jack's network.
• If it's a match and the company wants to meet you, they'll make the intro. In the meantime, if you'd like, Jack will send you excellent alternatives.

We never post fake jobs

This isn't a trick. This is an open role that Jill is currently recruiting for from Jack's network.
Sometimes Jill's clients ask her to anonymize their jobs when she advertises them, which means she can't share all the details in the job description.
We appreciate this can make them look a bit suspect, but there isn't much we can do about it.

Give Jack a spin! You could land this role. If not, most people find him incredibly helpful with their job search, and we're giving his services away for free.

#LI-JANDJLIVE

She will pick the best candidates from Jack's network.

The next step is to speak to Jack.

Job Title

SMM Specialist

Salary

Not Disclosed

Company Description

High-growth consumer tech platform

Job Description

We are seeking a results-driven SMM Specialist to enhance our digital reputation across professional networks. You will lead content strategy for multiple brands on LinkedIn and professional design platforms, utilizing advanced automation and AI tools. This remote role focuses on driving search visibility and managing complex multi-account workflows within a dynamic global environment.

Location

Remote, Ukraine

Why this role is remarkable

• Join a rapidly scaling company where internal growth is prioritized, with over 70% of senior leadership promoted from within.
• Work within a high-impact team that leverages cutting-edge AI and automation tools to stay ahead of platform algorithm shifts.
• Influence a global digital footprint while enjoying the flexibility of a fully remote setup and comprehensive professional development support.

What you will do

• Develop and execute high-quality content strategies across LinkedIn and professional networks to strengthen brand reputation and search presence.
• Manage multiple social accounts simultaneously using anti-detect browsers and automation tools to maintain a consistent digital presence.
• Monitor platform algorithm changes and search engine trends to rapidly adapt content tactics and ensure maximum reach and engagement.

The ideal candidate

• Proven SMM experience managing professional brand presence on LinkedIn, with a strong grasp of visual content and optimized descriptions.
• Technical proficiency in multi-accounting, anti-detect tools, and marketing automation software to handle complex, high-volume workflows.
• Advanced English proficiency (B2+) and strong organizational skills to manage diverse priorities and brand voices in an international setting.

Who are Jack & Jill?

Ok, I'll go first. I'm Jack, an AI that gets to know you on a quick call, learning what you're great at and what you want from your career. Then I help you land your dream job by finding unmissable opportunities as they come up, supporting you with applications, interview prep, and moral support.

And I'm Jill, an AI Recruiter who talks to companies to understand who they're looking to hire. Then I recruit from Jack's network, making an introduction when I spot an excellent candidate.

How does this work?

• Jack's an AI agent for job searching and career coaching. He works for you.
• Jill is the AI recruiter working for the company. She recruits from Jack's network.
• If it's a match and the company wants to meet you, they'll make the intro. In the meantime, if you'd like, Jack will send you excellent alternatives.

We never post fake jobs

This isn't a trick. This is an open role that Jill is currently recruiting for from Jack's network.
Sometimes Jill's clients ask her to anonymize their jobs when she advertises them, which means she can't share all the details in the job description.
We appreciate this can make them look a bit suspect, but there isn't much we can do about it.

Give Jack a spin! You could land this role. If not, most people find him incredibly helpful with their job search, and we're giving his services away for free.

#LI-JANDJLIVE

She will pick the best candidates from Jack's network.

The next step is to speak to Jack.

Job Title

Founding Engineer

Salary

$80k-$150k + Bonus

Company Description

cloro is a bootstrapped API platform that hit $1M ARR in under three months by extracting structured data from AI models like ChatGPT and Perplexity. Handling over 500M monthly API calls, we solve the internet’s hardest data extraction problems for global AI and SEO leaders.

Job Description

As our first employee, you will build the core infrastructure powering 500M+ monthly API calls. Working directly with founders, including an ex-Glovo GM, you’ll own everything from scraping pipelines to Kubernetes scaling. This role is for a high-ownership generalist ready to solve the internet’s hardest data extraction problems at scale.

Location

Remote

Why this role is remarkable

• Extreme Traction: Join a company that reached $1M ARR in just three months, handling over 500M monthly API calls for top global AI and SEO firms.
• Founder Pedigree: Work directly with Co-founder Ricardo, who scaled Glovo Portugal from 0 to 120+ employees and has successfully exited two previous companies.
• Incredible Upside: Benefit from a performance-based bonus system that can double your base salary, coupled with the influence of being employee number one.

What you will do

• Design and scale high-throughput infrastructure using Kubernetes and queue systems to handle massive API request volumes with 99% reliability.
• Build and maintain complex web scrapers that extract structured data from sophisticated AI interfaces like Gemini, ChatGPT, and search engines.
• Make critical architectural decisions across the backend and frontend to shape the product roadmap and maintain engineering excellence as the company scales.

The ideal candidate

• 4-8 years of software development experience with a heavy focus on backend systems, infrastructure, and distributed architectures.
• Proficiency in Node.js, Python, and Kubernetes, with a proven ability to manage high-volume queue systems and complex data pipelines.
• A founder attitude with experience in international or US-based companies, demonstrating the ability to take full ownership and move fast in an async environment.

Who are Jack & Jill?

Ok, I'll go first. I'm Jack, an AI that gets to know you on a quick call, learning what you're great at and what you want from your career. Then I help you land your dream job by finding unmissable opportunities as they come up, supporting you with applications, interview prep, and moral support.

And I'm Jill, an AI Recruiter who talks to companies to understand who they're looking to hire. Then I recruit from Jack's network, making an introduction when I spot an excellent candidate.

How does this work?

• Jack's an AI agent for job searching and career coaching. He works for you.
• Jill is the AI recruiter working for the company. She recruits from Jack's network.
• If it's a match and the company wants to meet you, they'll make the intro. In the meantime, if you'd like, Jack will send you excellent alternatives.

We never post fake jobs

This isn't a trick. This is an open role that Jill is currently recruiting for from Jack's network.
Sometimes Jill's clients ask her to anonymize their jobs when she advertises them, which means she can't share all the details in the job description.
We appreciate this can make them look a bit suspect, but there isn't much we can do about it.

Give Jack a spin! You could land this role. If not, most people find him incredibly helpful with their job search, and we're giving his services away for free.

#LI-JANDJLIVE

She will pick the best candidates from Jack's network.

The next step is to speak to Jack.

Job Title

Full Stack Engineer

Salary

$175k-$250k + Equity

Company Description

Alta Daily is an $11M+ seed-stage startup backed by Menlo Ventures and a luxury conglomerate building the future of personal styling and shopping through AI. Supported by industry icons including the founders of DoorDash and Poshmark, we are creating a personal stylist in your pocket that understands taste and fit.

Job Description

As a Full Stack Engineer at Alta Daily, you will build an AI-powered styling platform that solves the problem of choice paralysis in online shopping. Working directly with the founding team in NYC, you'll own features end-to-end using React, TypeScript, and Python, shaping the product's technical architecture from day one.

Location

NYC, USA

Why this role is remarkable

• Join a high-caliber team at the ground floor with meaningful equity and the power to define the engineering culture of a consumer AI startup.
• Work on a product backed by $11M+ from Menlo Ventures and industry icons like Karlie Kloss, Manish Chandra (Poshmark), and Tony Xu (DoorDash).
• Build complex 0-to-1 features in a fast-paced NYC environment, directly influencing how millions of people discover fit and style through AI.

What you will do

• Develop polished, consumer-facing user interfaces using React and Next.js that demonstrate the power of proprietary AI recommendation models.
• Architect and scale backend systems using Python and Node.js to support real-time personal styling interactions for a growing user base.
• Collaborate across design and growth disciplines to ship features rapidly, moving from initial concept to production-ready code in a high-ownership environment.

The ideal candidate

• Has at least 2+ years of professional full-stack experience with a strong foundation in TypeScript, React, and Python-based backends.
• Demonstrates a builder's mindset, thriving in ambiguous environments where they can take full ownership of features and solve complex engineering problems.
• Is based in or willing to relocate to NYC for in-person collaboration and has a passion for building delightful, AI-driven consumer products.

Who are Jack & Jill?

Ok, I'll go first. I'm Jack, an AI that gets to know you on a quick call, learning what you're great at and what you want from your career. Then I help you land your dream job by finding unmissable opportunities as they come up, supporting you with applications, interview prep, and moral support.

And I'm Jill, an AI Recruiter who talks to companies to understand who they're looking to hire. Then I recruit from Jack's network, making an introduction when I spot an excellent candidate.

How does this work?

• Jack's an AI agent for job searching and career coaching. He works for you.
• Jill is the AI recruiter working for the company. She recruits from Jack's network.
• If it's a match and the company wants to meet you, they'll make the intro. In the meantime, if you'd like, Jack will send you excellent alternatives.

We never post fake jobs

This isn't a trick. This is an open role that Jill is currently recruiting for from Jack's network.
Sometimes Jill's clients ask her to anonymize their jobs when she advertises them, which means she can't share all the details in the job description.
We appreciate this can make them look a bit suspect, but there isn't much we can do about it.

Give Jack a spin! You could land this role. If not, most people find him incredibly helpful with their job search, and we're giving his services away for free.

#LI-JANDJLIVE

She will pick the best candidates from Jack's network.

The next step is to speak to Jack.

Job Title

Operations & Growth Lead

Salary

Not Disclosed

Company Description

Marble AI is a pre-seed startup backed by the investors behind UiPath, Revolut, and Neo4j, building autonomous AI coworkers that handle repetitive screen work for professional and financial services. Founded by veterans from 11x and Enam, the company is creating digital teammates that deliver measurable ROI for enterprise clients.

Job Description

As the first non-tech hire, you will build the growth and operations engines from the ground up. You will own go-to-market strategy, manage customer deployments to ensure measurable ROI, and develop an internal AI-driven automation stack. This is a high-agency role for an operator ready to scale an AI-native company from its earliest stage.

Location

Munich, Germany

Why this role is remarkable

• Join as the first non-tech hire at a company founded by veterans of 11x and Enam with backing from elite investors behind UiPath and Revolut.
• Experience an asymmetric opportunity with high-equity upside, working on the frontier of AI agents that deliver immediate, measurable ROI for global customers.
• Split your time between the growing tech hub of Munich and the AI frontier of San Francisco for up to three months every year.

What you will do

• Own end-to-end growth and go-to-market initiatives, ranging from demand generation and outbound sales to content strategy and industry events.
• Design and lead customer deployments from initial kickoff to proven ROI, ensuring every client views their AI coworker as an essential teammate.
• Build the company's internal operations and automation stack from scratch, eventually hiring and training the team members who will take over these functions.

The ideal candidate

• Proven track record of being exceptional at something difficult, showing clear evidence of owning outcomes and finishing complex projects rather than just performing tasks.
• Deeply AI-native mindset with a bias toward building automated systems and AI workflows before considering manual labor or adding headcount.
• Relentless high-agency operator based in Munich (or ready to relocate) who thrives in high-intensity, in-person environments and can pivot quickly as priorities shift.

Who are Jack & Jill?

Ok, I'll go first. I'm Jack, an AI that gets to know you on a quick call, learning what you're great at and what you want from your career. Then I help you land your dream job by finding unmissable opportunities as they come up, supporting you with applications, interview prep, and moral support.

And I'm Jill, an AI Recruiter who talks to companies to understand who they're looking to hire. Then I recruit from Jack's network, making an introduction when I spot an excellent candidate.

How does this work?

• Jack's an AI agent for job searching and career coaching. He works for you.
• Jill is the AI recruiter working for the company. She recruits from Jack's network.
• If it's a match and the company wants to meet you, they'll make the intro. In the meantime, if you'd like, Jack will send you excellent alternatives.

We never post fake jobs

This isn't a trick. This is an open role that Jill is currently recruiting for from Jack's network.
Sometimes Jill's clients ask her to anonymize their jobs when she advertises them, which means she can't share all the details in the job description.
We appreciate this can make them look a bit suspect, but there isn't much we can do about it.

Give Jack a spin! You could land this role. If not, most people find him incredibly helpful with their job search, and we're giving his services away for free.

#LI-JANDJLIVE

She will pick the best candidates from Jack's network.

The next step is to speak to Jack.

Job Title

Founding Account Executive

Salary

€80k+ OTE + Equity

Company Description

Hawkeye Legal is a pre-seed RegTech startup backed by NVIDIA Inception, SIVentures, and super-angels.eu, building automated Regulatory Intelligence infrastructure to replace manual enterprise tracking.

Job Description

As the first commercial hire at Hawkeye Legal, you will drive enterprise sales from discovery to close while building the company's foundational sales playbook. Working directly with the founders, you'll sell intelligent regulatory automation to Legal and Compliance teams, eventually scaling the sales organization from the ground up.

Location

Remote, Germany

Why this role is remarkable

• Founding-level impact as the first commercial hire with a direct path to strategic leadership and building your own sales team.
• Backing from premier investors including NVIDIA Inception and super-angels.eu in a market being fundamentally reshaped by AI and regulatory complexity.
• An uncapped 10% sales participation structure and VSOP equity, offering significant financial upside as the company defines the Regulatory Intelligence category.

What you will do

• Lead complex enterprise sales cycles for Legal, ESG, and Compliance teams, managing everything from discovery calls to multi-stakeholder pilots.
• Collaborate with the CEO and product teams to translate market signals into sharper positioning and a scalable enterprise sales motion.
• Establish the foundational sales processes and playbooks required to grow the commercial organization from zero to a high-performing team.

The ideal candidate

• 3–6 years of B2B SaaS closing experience with a proven track record of overachievement, such as President’s Club or top-performer status.
• Professional fluency in both German and English, with the ability to build trust and navigate complex enterprise buying committees.
• Prior experience selling into Legal, Compliance, ESG, or Risk departments, or a deep desire to build a sales function from scratch in a startup environment.

Who are Jack & Jill?

Ok, I'll go first. I'm Jack, an AI that gets to know you on a quick call, learning what you're great at and what you want from your career. Then I help you land your dream job by finding unmissable opportunities as they come up, supporting you with applications, interview prep, and moral support.

And I'm Jill, an AI Recruiter who talks to companies to understand who they're looking to hire. Then I recruit from Jack's network, making an introduction when I spot an excellent candidate.

How does this work?

• Jack's an AI agent for job searching and career coaching. He works for you.
• Jill is the AI recruiter working for the company. She recruits from Jack's network.
• If it's a match and the company wants to meet you, they'll make the intro. In the meantime, if you'd like, Jack will send you excellent alternatives.

We never post fake jobs

This isn't a trick. This is an open role that Jill is currently recruiting for from Jack's network.
Sometimes Jill's clients ask her to anonymize their jobs when she advertises them, which means she can't share all the details in the job description.
We appreciate this can make them look a bit suspect, but there isn't much we can do about it.

Give Jack a spin! You could land this role. If not, most people find him incredibly helpful with their job search, and we're giving his services away for free.

#LI-JANDJLIVE

She will pick the best candidates from Jack's network.

The next step is to speak to Jack.

Job Title

Industrialization Engineer

Salary

Not Disclosed

Company Description

Gallium Defense is a Paris-based deep-tech startup building next-generation, military-grade radar systems designed to counter rapidly evolving drone threats through high-performance 3D detection at competitive prices.

Job Description

As Industrialization Engineer, you will bridge the gap between R&D and production by coordinating Gallium Defense's first radar prototypes. You will build small-series manufacturing capabilities from scratch and act as interim procurement lead. This is a critical role ensuring military-grade hardware reaches the field through scalable, cost-effective industrial processes.

Location

Paris, France

Why this role is remarkable

• Lead the transition from one-off prototypes to small-series production for critical national security hardware used against drone threats.
• Work in the high-growth deep-tech sector, building rugged radar systems that provide affordable, high-performance 3D detection for defense operators.
• Shape the manufacturing culture and engineering processes of an ambitious startup with direct visibility on the final system's impact.

What you will do

• Coordinate end-to-end manufacturing of first test prototypes, managing subcontractors, timelines, and quality checkpoints to deliver hardware on schedule.
• Design and implement small-series production processes, including tooling, work instructions, and the supporting supplier base required for repeatability.
• Serve as interim procurement lead, managing Bill of Materials (BOMs), component sourcing, and vendor relationships until the function is established.

The ideal candidate

• Holds a Master's degree in Industrial, Mechanical, or Manufacturing Engineering with at least three years of professional experience.
• Demonstrates expertise in industrialization and manufacturing engineering, specifically coordinating hardware production with external subcontractors and managing supply chains.
• Is a hands-on generalist fluent in French and proficient in technical English, comfortable navigating ambiguity and complex manufacturing documentation.

Who are Jack & Jill?

Ok, I'll go first. I'm Jack, an AI that gets to know you on a quick call, learning what you're great at and what you want from your career. Then I help you land your dream job by finding unmissable opportunities as they come up, supporting you with applications, interview prep, and moral support.

And I'm Jill, an AI Recruiter who talks to companies to understand who they're looking to hire. Then I recruit from Jack's network, making an introduction when I spot an excellent candidate.

How does this work?

• Jack's an AI agent for job searching and career coaching. He works for you.
• Jill is the AI recruiter working for the company. She recruits from Jack's network.
• If it's a match and the company wants to meet you, they'll make the intro. In the meantime, if you'd like, Jack will send you excellent alternatives.

We never post fake jobs

This isn't a trick. This is an open role that Jill is currently recruiting for from Jack's network.
Sometimes Jill's clients ask her to anonymize their jobs when she advertises them, which means she can't share all the details in the job description.
We appreciate this can make them look a bit suspect, but there isn't much we can do about it.

Give Jack a spin! You could land this role. If not, most people find him incredibly helpful with their job search, and we're giving his services away for free.

#LI-JANDJLIVE

She will pick the best candidates from Jack's network.

The next step is to speak to Jack.

Job Title

Technical Lead

Salary

Not Disclosed

Company Description

Bikham is a premier healthcare technology firm developing Provider Passport, an AI-driven SaaS platform that streamlines provider credentialing, enrollment, and data management. By leveraging modern microservices and real-time streaming, Bikham provides innovative automation tools that solve critical administrative challenges for healthcare providers across the globe.

Job Description

As the Technical Lead for Provider Passport, you will own the end-to-end software development lifecycle, from architectural design to deployment. You will lead a talented team through complex technical challenges, establishing engineering standards for code quality and CI/CD. This is a high-impact, hands-on leadership role shaping the future of healthcare data infrastructure.

Location

Remote, India

Why this role is remarkable

• Take complete technical ownership of Provider Passport, an AI-driven platform addressing critical data management bottlenecks in the massive healthcare sector.
• Work with a modern, sophisticated tech stack including Spring Boot 3.2, Kafka for real-time streaming, and a robust suite of AWS and Firebase services.
• Directly influence product strategy and engineering culture while working closely with US-facing product teams in a remote-first, high-growth environment.

What you will do

• Set the technical direction and make critical architectural decisions across the entire microservices-based backend and Angular frontend.
• Lead the full SDLC, including sprint planning, technical scoping, and the execution of high-quality software deliveries on aggressive schedules.
• Establish and maintain rigorous engineering standards for code quality, automated testing, security protocols, and CI/CD pipeline automation.

The ideal candidate

• Possesses over 6 years of software engineering experience, with at least 3 years successfully leading teams through zero-to-one product builds.
• Demonstrates deep expertise in Java/Spring Boot microservices, Kafka event-driven architectures, and cloud infrastructure management on the AWS platform.
• Exhibits strong leadership skills with the ability to translate complex technical requirements into actionable plans for both engineers and non-technical stakeholders.

Who are Jack & Jill?

Ok, I'll go first. I'm Jack, an AI that gets to know you on a quick call, learning what you're great at and what you want from your career. Then I help you land your dream job by finding unmissable opportunities as they come up, supporting you with applications, interview prep, and moral support.

And I'm Jill, an AI Recruiter who talks to companies to understand who they're looking to hire. Then I recruit from Jack's network, making an introduction when I spot an excellent candidate.

How does this work?

• Jack's an AI agent for job searching and career coaching. He works for you.
• Jill is the AI recruiter working for the company. She recruits from Jack's network.
• If it's a match and the company wants to meet you, they'll make the intro. In the meantime, if you'd like, Jack will send you excellent alternatives.

We never post fake jobs

This isn't a trick. This is an open role that Jill is currently recruiting for from Jack's network.
Sometimes Jill's clients ask her to anonymize their jobs when she advertises them, which means she can't share all the details in the job description.
We appreciate this can make them look a bit suspect, but there isn't much we can do about it.

Give Jack a spin! You could land this role. If not, most people find him incredibly helpful with their job search, and we're giving his services away for free.

#LI-JANDJLIVE

She will pick the best candidates from Jack's network.

The next step is to speak to Jack.

Job Title

Enterprise Sales Consultant

Salary

Not Disclosed

Company Description

Airies GmbH is a fast-growing AI learning and certification platform with over 10,000 users and nearly 100 companies onboarded, providing practical AI skills and workforce upskilling solutions to organizations globally.

Job Description

As an Enterprise Sales Consultant at Airies GmbH, you will drive the adoption of cutting-edge AI literacy and certification programs. You will engage with HR directors and C-suite executives at mid-sized and enterprise firms to implement structured learning solutions, helping organizations future-proof their workforce through practical AI implementation and department-specific training.

Location

Remote

Why this role is remarkable

• Join the rapidly expanding AI education sector, representing a platform that already boasts 10,000+ users and significant corporate traction across the UK, Germany, and Switzerland.
• Enjoy complete professional autonomy and uncapped earning potential in a high-ticket, commission-only model where you directly benefit from high-value enterprise deals.
• Gain direct access to senior leadership and the opportunity to transition into a leadership role as Airies GmbH scales its international operations further.

What you will do

• Identify and engage high-value prospects including HR Directors, L&D Managers, and CEOs through proactive outbound sales and relationship building.
• Conduct deep-dive discovery calls to present tailored Airies GmbH solutions that address specific workforce upskilling needs and AI implementation goals.
• Manage the entire sales lifecycle from initial outreach to closing complex enterprise partnerships across recruitment, education, and corporate sectors.

The ideal candidate

• Proven track record in B2B software sales, ideally within the EdTech, HR technology, or corporate learning and development industries.
• Highly entrepreneurial mindset with the self-motivation to operate independently and drive results in a high-ticket commission-based structure.
• Excellent communication and stakeholder management skills, capable of building long-term relationships with senior decision-makers in global organizations.

Who are Jack & Jill?

Ok, I'll go first. I'm Jack, an AI that gets to know you on a quick call, learning what you're great at and what you want from your career. Then I help you land your dream job by finding unmissable opportunities as they come up, supporting you with applications, interview prep, and moral support.

And I'm Jill, an AI Recruiter who talks to companies to understand who they're looking to hire. Then I recruit from Jack's network, making an introduction when I spot an excellent candidate.

How does this work?

• Jack's an AI agent for job searching and career coaching. He works for you.
• Jill is the AI recruiter working for the company. She recruits from Jack's network.
• If it's a match and the company wants to meet you, they'll make the intro. In the meantime, if you'd like, Jack will send you excellent alternatives.

We never post fake jobs

This isn't a trick. This is an open role that Jill is currently recruiting for from Jack's network.
Sometimes Jill's clients ask her to anonymize their jobs when she advertises them, which means she can't share all the details in the job description.
We appreciate this can make them look a bit suspect, but there isn't much we can do about it.

Give Jack a spin! You could land this role. If not, most people find him incredibly helpful with their job search, and we're giving his services away for free.

#LI-JANDJLIVE

She will pick the best candidates from Jack's network.

The next step is to speak to Jack.

Job Title

Senior Sales Executive

Salary

€100k + Uncapped Commission

Company Description

Bootstrapped fintech payments scale-up

Job Description

As a Senior Sales Executive, you will drive global revenue growth by acquiring high-value international merchants and establishing strategic partnerships with acquirers. This dual-focus role requires a "hunter" mindset to navigate complex deal structures, integrate local payment methods, and expand market share across Europe, Africa, Asia, and emerging markets.

Location

Valletta, Malta or Remote

Why this role is remarkable

• Join a stable, 30-person fintech that has achieved significant organic growth over 11 years without relying on any external investment.
• Unique opportunity to manage the end-to-end payment lifecycle, from opening processing channels to closing revenue-generating merchant business.
• High-autonomy individual contributor role with a lucrative, uncapped revenue-share commission model and global exposure across four continents.

What you will do

• Identify and win new merchant clients globally, managing the full sales cycle from initial outbound prospecting to final contract negotiation.
• Negotiate and open strategic partnerships with acquiring banks and payment service providers to unlock and own new processing channels.
• Collaborate with internal stakeholders to refine localized value propositions and support the company's aggressive expansion into high-growth international regions.

The ideal candidate

• At least 4 years of proven B2B hunting experience with a track record of closing complex deals in fintech or iGaming.
• Demonstrated expertise in connecting front-end merchant acquisition with back-end partner onboarding to build end-to-end revenue streams.
• Strong commercial acumen and professional network, including a deep understanding of payment schemes, local methods, and global regulatory environments.

Who are Jack & Jill?

Ok, I'll go first. I'm Jack, an AI that gets to know you on a quick call, learning what you're great at and what you want from your career. Then I help you land your dream job by finding unmissable opportunities as they come up, supporting you with applications, interview prep, and moral support.

And I'm Jill, an AI Recruiter who talks to companies to understand who they're looking to hire. Then I recruit from Jack's network, making an introduction when I spot an excellent candidate.

How does this work?

• Jack's an AI agent for job searching and career coaching. He works for you.
• Jill is the AI recruiter working for the company. She recruits from Jack's network.
• If it's a match and the company wants to meet you, they'll make the intro. In the meantime, if you'd like, Jack will send you excellent alternatives.

We never post fake jobs

This isn't a trick. This is an open role that Jill is currently recruiting for from Jack's network.
Sometimes Jill's clients ask her to anonymize their jobs when she advertises them, which means she can't share all the details in the job description.
We appreciate this can make them look a bit suspect, but there isn't much we can do about it.

Give Jack a spin! You could land this role. If not, most people find him incredibly helpful with their job search, and we're giving his services away for free.

#LI-JANDJLIVE

She will pick the best candidates from Jack's network.

The next step is to speak to Jack.

Job Title

Salesperson

Salary

Not Disclosed

Company Description

Realadvisor.com is a leading proptech platform active in six countries, offering automated property valuations and high-quality lead generation to bridge the gap between sellers and real estate agencies.

Job Description

Join Realadvisor.com as we launch our Polish operations from the ground up. Working alongside the Country Manager, you will build a local B2B pipeline, prospecting real estate agencies and closing lead-generation subscriptions. This high-impact, remote role offers total autonomy and uncapped earning potential for a self-motivated salesperson ready to dominate a new market.

Location

Remote, Poland

Why this role is remarkable

• Build a market from scratch: You will be the first boots on the ground for Realadvisor.com in Poland, enjoying the massive growth potential of launching an entirely new territory.
• Proven European Success: Join a platform already thriving in Switzerland, France, and Germany, backed by a product that generates millions of monthly visitors and qualified leads.
• Uncapped Earning Potential: This freelance, commission-only structure removes any ceiling on your income, rewarding top-performing closers who value professional freedom and direct financial rewards for their results.

What you will do

• Conduct intensive outbound B2B sales activities, including cold-calling and prospecting Polish real estate agency owners to build a robust sales pipeline from zero.
• Present Realadvisor.com’s innovative lead-generation platform to key decision-makers, demonstrating how the subscription service delivers qualified property seller leads directly to their door.
• Partner closely with the Poland Country Manager to refine market-specific strategies and grow recurring revenue by securing long-term partnerships with leading real estate agencies.

The ideal candidate

• Native-level Polish speaker with exceptional communication skills, possessing the cultural nuance and professional vocabulary required to negotiate with real estate agency owners in Poland.
• At least 1 year of B2B sales experience with a demonstrated ability to prospect independently, overcome objections, and consistently close deals in a fast-paced environment.
• High-energy, entrepreneurial mindset with the self-discipline to excel in a remote, freelance role where success is measured by results rather than hours worked.

Who are Jack & Jill?

Ok, I'll go first. I'm Jack, an AI that gets to know you on a quick call, learning what you're great at and what you want from your career. Then I help you land your dream job by finding unmissable opportunities as they come up, supporting you with applications, interview prep, and moral support.

And I'm Jill, an AI Recruiter who talks to companies to understand who they're looking to hire. Then I recruit from Jack's network, making an introduction when I spot an excellent candidate.

How does this work?

• Jack's an AI agent for job searching and career coaching. He works for you.
• Jill is the AI recruiter working for the company. She recruits from Jack's network.
• If it's a match and the company wants to meet you, they'll make the intro. In the meantime, if you'd like, Jack will send you excellent alternatives.

We never post fake jobs

This isn't a trick. This is an open role that Jill is currently recruiting for from Jack's network.
Sometimes Jill's clients ask her to anonymize their jobs when she advertises them, which means she can't share all the details in the job description.
We appreciate this can make them look a bit suspect, but there isn't much we can do about it.

Give Jack a spin! You could land this role. If not, most people find him incredibly helpful with their job search, and we're giving his services away for free.

#LI-JANDJLIVE

She will pick the best candidates from Jack's network.

The next step is to speak to Jack.

Job Title

General Manager

Salary

$100k-$120k

Company Description

CM Food Co-Lucca Doral is an established international restaurant group with 30+ locations across Panama, El Salvador, Venezuela, and Aruba, now launching its flagship U.S. operation.

Job Description

As the General Manager, you will hold full P&L ownership of our flagship U.S. location, Lucca Modern Trattoria. You will lead front-of-house and back-of-house teams, manage cost controls using MarketMan and Toast POS, and ensure an exceptional guest experience. This is a hands-on leadership role driving our expansion into the American market.

Location

Doral, USA

Why this role is remarkable

• Lead the U.S. debut of a powerhouse international brand with over two decades of success and 30+ global locations.
• Direct P&L ownership of a high-end restaurant already operating, offering the autonomy of an entrepreneur with the backing of a major group.
• High-visibility role with significant career growth potential as the company expands its footprint across the United States.

What you will do

• Manage the entire P&L and operational health of the restaurant, utilizing MarketMan for cost control and Toast POS for reporting.
• Direct and mentor front-of-house and back-of-house staff to maintain high standards of service and culinary excellence.
• Drive revenue growth and margin optimization through strategic planning and active hands-on management of daily service.

The ideal candidate

• Minimum of 3 years as a General Manager in a full-service, high-end or upscale dining environment with proven leadership success.
• Demonstrated expertise in P&L management, financial reporting, and hospitality software such as MarketMan and Toast.
• Fully bilingual in English and Spanish to effectively communicate with leadership, staff, and the vibrant Doral community.

Who are Jack & Jill?

Ok, I'll go first. I'm Jack, an AI that gets to know you on a quick call, learning what you're great at and what you want from your career. Then I help you land your dream job by finding unmissable opportunities as they come up, supporting you with applications, interview prep, and moral support.

And I'm Jill, an AI Recruiter who talks to companies to understand who they're looking to hire. Then I recruit from Jack's network, making an introduction when I spot an excellent candidate.

How does this work?

• Jack's an AI agent for job searching and career coaching. He works for you.
• Jill is the AI recruiter working for the company. She recruits from Jack's network.
• If it's a match and the company wants to meet you, they'll make the intro. In the meantime, if you'd like, Jack will send you excellent alternatives.

We never post fake jobs

This isn't a trick. This is an open role that Jill is currently recruiting for from Jack's network.
Sometimes Jill's clients ask her to anonymize their jobs when she advertises them, which means she can't share all the details in the job description.
We appreciate this can make them look a bit suspect, but there isn't much we can do about it.

Give Jack a spin! You could land this role. If not, most people find him incredibly helpful with their job search, and we're giving his services away for free.

#LI-JANDJLIVE

She will pick the best candidates from Jack's network.

The next step is to speak to Jack.

Job Title

Parts Coordinator

Salary

€39k

Company Description

Global automotive manufacturer

Job Description

Join a leading automotive manufacturer's after-sales team as a Parts Coordinator. You will oversee pricing strategies, trade business, and product management for genuine parts, tires, and oil across the French market. This commercial role offers direct exposure to regional operations and European headquarters, providing a foundational platform for a successful career in the automotive industry.

Location

Paris Area, France

Why this role is remarkable

• Operate at the intersection of pricing strategy and product coordination for one of Europe's largest after-sales networks.
• Direct visibility into how a major global automotive OEM runs its regional business from a shared headquarters location.
• Clear career progression paths with the regional office co-located, providing unique internal mobility into European-level leadership roles.

What you will do

• Coordinate after-sales pricing strategy and trade business operations across the French market for various product categories.
• Manage the lifecycle and commercial performance of key parts products, including genuine parts, oil, and tires.
• Collaborate with both regional field teams and co-located headquarters staff to ensure strategic alignment across all operations.

The ideal candidate

• Junior professional with 0–2 years of experience and a genuine interest in automotive industry business and operations.
• Strong commercial instinct with a business school background, ideally supported by an automotive-focused internship or apprenticeship.
• Fluent in French for daily local operations and proficient in English for coordination with regional and international stakeholders.

Who are Jack & Jill?

Ok, I'll go first. I'm Jack, an AI that gets to know you on a quick call, learning what you're great at and what you want from your career. Then I help you land your dream job by finding unmissable opportunities as they come up, supporting you with applications, interview prep, and moral support.

And I'm Jill, an AI Recruiter who talks to companies to understand who they're looking to hire. Then I recruit from Jack's network, making an introduction when I spot an excellent candidate.

How does this work?

• Jack's an AI agent for job searching and career coaching. He works for you.
• Jill is the AI recruiter working for the company. She recruits from Jack's network.
• If it's a match and the company wants to meet you, they'll make the intro. In the meantime, if you'd like, Jack will send you excellent alternatives.

We never post fake jobs

This isn't a trick. This is an open role that Jill is currently recruiting for from Jack's network.
Sometimes Jill's clients ask her to anonymize their jobs when she advertises them, which means she can't share all the details in the job description.
We appreciate this can make them look a bit suspect, but there isn't much we can do about it.

Give Jack a spin! You could land this role. If not, most people find him incredibly helpful with their job search, and we're giving his services away for free.

#LI-JANDJLIVE

She will pick the best candidates from Jack's network.

The next step is to speak to Jack.

Job Title

Growth Lead

Salary

€90,000–€150,000

Company Description

Fast-growing AI automation startup

Job Description

You will own the entire marketing function for a high-growth AI company, managing significant monthly advertising budgets and building a scalable lead generation engine. Working directly with the CEO, you will define multi-channel strategies, optimize conversion funnels, and hire a top-tier team to support explosive growth across international markets.

Location

Vienna, Austria

Why this role is remarkable

• Full ownership of the marketing department with a direct report to the CEO and significant operational autonomy.
• Well-funded startup with exceptional traction, reaching profitability early and securing backing from top-tier European investors.
• Opportunity to scale a high-impact AI product that has already achieved significant market-wide adoption and high-volume usage.

What you will do

• Define and execute end-to-end marketing strategies with a primary focus on high-volume lead generation for the sales team.
• Manage and optimize large-scale advertising budgets across multiple digital channels to drive consistent pipeline growth.
• Build and lead a high-performing marketing team while maintaining a hands-on approach to creative and messaging strategy.

The ideal candidate

• Minimum of 5 years in growth or performance marketing with proven experience managing substantial multi-channel advertising budgets.
• Strong data-driven mindset with deep expertise in tracking, conversion rate optimization, and performance-driven creative frameworks.
• Professional fluency in German and the ability to build teams while remaining willing to execute operatively to resolve bottlenecks.

Who are Jack & Jill?

Ok, I'll go first. I'm Jack, an AI that gets to know you on a quick call, learning what you're great at and what you want from your career. Then I help you land your dream job by finding unmissable opportunities as they come up, supporting you with applications, interview prep, and moral support.

And I'm Jill, an AI Recruiter who talks to companies to understand who they're looking to hire. Then I recruit from Jack's network, making an introduction when I spot an excellent candidate.

How does this work?

• Jack's an AI agent for job searching and career coaching. He works for you.
• Jill is the AI recruiter working for the company. She recruits from Jack's network.
• If it's a match and the company wants to meet you, they'll make the intro. In the meantime, if you'd like, Jack will send you excellent alternatives.

We never post fake jobs

This isn't a trick. This is an open role that Jill is currently recruiting for from Jack's network.
Sometimes Jill's clients ask her to anonymize their jobs when she advertises them, which means she can't share all the details in the job description.
We appreciate this can make them look a bit suspect, but there isn't much we can do about it.

Give Jack a spin! You could land this role. If not, most people find him incredibly helpful with their job search, and we're giving his services away for free.

#LI-JANDJLIVE

She will pick the best candidates from Jack's network.

The next step is to speak to Jack.

Job Title

Founding Commercial Associate

Salary

$80k-$100k + Equity

Company Description

Lounge is a seed-stage edtech platform building the world's best student engagement product, currently serving over 300,000 students across 200+ university campuses. The platform centralizes campus life by managing everything from ticketing and student organizations to communications and attendance, helping universities drive meaningful engagement and streamline administrative workflows.

Job Description

As the first commercial hire at Lounge, you will partner directly with the CEO to build our repeatable sales motion from scratch. You’ll manage the full customer lifecycle, from outbound prospecting and running demos for university administrators to closing deals and ensuring long-term success. This role is perfect for a proactive builder eager to scale a high-growth startup.

Location

New York, USA

Why this role is remarkable

• Work directly with the founder/CEO as the company's first dedicated commercial hire, offering unparalleled exposure to startup growth and strategy.
• Join a seed-stage company with significant existing traction, already operating at scale with 300K+ students and 200+ campuses globally.
• Transition from a hands-on contributor to a key architect of the company’s commercial playbook, influencing product roadmap and messaging through direct market feedback.

What you will do

• Execute full-cycle sales including targeted prospecting, outbound outreach across multiple channels, and booking qualified meetings with university decision-makers.
• Lead product demonstrations and discovery calls to articulate the value of Lounge, while managing complex procurement and contract negotiations to close deals.
• Own the post-sale relationship by onboarding new university partners and identifying opportunities for renewal or expansion to ensure long-term customer success.

The ideal candidate

• Possesses a highly resilient and commercially minded attitude with a strong interest in building a company’s commercial engine from the ground up.
• Demonstrates exceptional organizational skills, capable of managing high-volume outbound campaigns alongside multiple ongoing prospect and customer conversations simultaneously.
• Communicates effectively with the ability to learn complex product features quickly and explain them simply to university administrators and student affairs leaders.

Who are Jack & Jill?

Ok, I'll go first. I'm Jack, an AI that gets to know you on a quick call, learning what you're great at and what you want from your career. Then I help you land your dream job by finding unmissable opportunities as they come up, supporting you with applications, interview prep, and moral support.

And I'm Jill, an AI Recruiter who talks to companies to understand who they're looking to hire. Then I recruit from Jack's network, making an introduction when I spot an excellent candidate.

How does this work?

• Jack's an AI agent for job searching and career coaching. He works for you.
• Jill is the AI recruiter working for the company. She recruits from Jack's network.
• If it's a match and the company wants to meet you, they'll make the intro. In the meantime, if you'd like, Jack will send you excellent alternatives.

We never post fake jobs

This isn't a trick. This is an open role that Jill is currently recruiting for from Jack's network.
Sometimes Jill's clients ask her to anonymize their jobs when she advertises them, which means she can't share all the details in the job description.
We appreciate this can make them look a bit suspect, but there isn't much we can do about it.

Give Jack a spin! You could land this role. If not, most people find him incredibly helpful with their job search, and we're giving his services away for free.

#LI-JANDJLIVE

She will pick the best candidates from Jack's network.

The next step is to speak to Jack.

Job Title

Food Scientist

Salary

Not Disclosed

Company Description

Well-funded sustainable food-tech startup

Job Description

As a Food Scientist, you will lead the development and optimization of sustainable food ingredients using precision fermentation technology. You will design experiments to enhance protein functionality, conduct rigorous texture and rheology analysis, and manage sensory panels. This hands-on role is pivotal in transforming lab-scale ingredients into high-quality, commercial-ready food products.

Location

Paris Region, France

Why this role is remarkable

• Directly influence the development of sustainable, animal-free food products from the bench to the market.
• Join a well-funded startup backed by top-tier climate-tech VCs at a prominent European research hub.
• Work in a highly collaborative, multidisciplinary environment tackling the future of global food systems.

What you will do

• Design and execute lab experiments to optimize the functionality and stability of alternative protein ingredients.
• Perform comprehensive product characterization, including texture analysis, rheology, and sensory evaluation.
• Maintain detailed documentation and collaborate with fermentation and business teams to drive product innovation.

The ideal candidate

• Holds a graduate degree in Food Science, Biochemistry, or a related field with hands-on R&D experience.
• Possesses expertise in protein functionality, food colloids, or fermented food systems.
• Demonstrates strong organizational skills and the ability to thrive in a fast-paced startup laboratory environment.

Who are Jack & Jill?

Ok, I'll go first. I'm Jack, an AI that gets to know you on a quick call, learning what you're great at and what you want from your career. Then I help you land your dream job by finding unmissable opportunities as they come up, supporting you with applications, interview prep, and moral support.

And I'm Jill, an AI Recruiter who talks to companies to understand who they're looking to hire. Then I recruit from Jack's network, making an introduction when I spot an excellent candidate.

How does this work?

• Jack's an AI agent for job searching and career coaching. He works for you.
• Jill is the AI recruiter working for the company. She recruits from Jack's network.
• If it's a match and the company wants to meet you, they'll make the intro. In the meantime, if you'd like, Jack will send you excellent alternatives.

We never post fake jobs

This isn't a trick. This is an open role that Jill is currently recruiting for from Jack's network.
Sometimes Jill's clients ask her to anonymize their jobs when she advertises them, which means she can't share all the details in the job description.
We appreciate this can make them look a bit suspect, but there isn't much we can do about it.

Give Jack a spin! You could land this role. If not, most people find him incredibly helpful with their job search, and we're giving his services away for free.

#LI-JANDJLIVE

She will pick the best candidates from Jack's network.

The next step is to speak to Jack.

Job Title

AI/ML Engineer

Salary

Not Disclosed

Company Description

Forgis is building the intelligent layer for the West's industrial base, creating an orchestration platform that integrates machines across vendors to turn disconnected automation into a unified, adaptive system—the factory's brain.

Job Description

You will develop and deploy advanced machine learning models across industrial environments, working with time-series, vision, tabular, and natural language data. As part of a world-class team, you'll build in-house models for edge, on-prem, and cloud deployment, transforming unused manufacturing data into automated intelligence for billion-dollar settings.

Location

Zürich, Switzerland

Why this role is remarkable

• Build "Hyperion," the factory's brain, providing a unified intelligence layer for global manufacturing sovereignty.
• Work across diverse modalities including time-series, vision, and NLP in high-stakes industrial environments.
• Direct impact on "bringing production home" by replacing cheap labor with world-class machine intelligence.

What you will do

• Design and deploy advanced ML models at all levels of the stack, from edge devices to the cloud.
• Extract signal from massive, noisy datasets and lead data acquisition strategies where information is missing.
• Build end-to-end pipelines that transform raw industrial data into real-time decision-making and production optimization.

The ideal candidate

• Must hold an EU passport or a degree from a Swiss university with a maximum three-month notice period.
• Exceptional proficiency in at least two areas: time-series analysis, fundamental statistics on messy data, or computer vision.
• Proven ability to deploy MLOps at scale and work with complex data modalities in real-world applications.

Who are Jack & Jill?

Ok, I'll go first. I'm Jack, an AI that gets to know you on a quick call, learning what you're great at and what you want from your career. Then I help you land your dream job by finding unmissable opportunities as they come up, supporting you with applications, interview prep, and moral support.

And I'm Jill, an AI Recruiter who talks to companies to understand who they're looking to hire. Then I recruit from Jack's network, making an introduction when I spot an excellent candidate.

How does this work?

• Jack's an AI agent for job searching and career coaching. He works for you.
• Jill is the AI recruiter working for the company. She recruits from Jack's network.
• If it's a match and the company wants to meet you, they'll make the intro. In the meantime, if you'd like, Jack will send you excellent alternatives.

We never post fake jobs

This isn't a trick. This is an open role that Jill is currently recruiting for from Jack's network.
Sometimes Jill's clients ask her to anonymize their jobs when she advertises them, which means she can't share all the details in the job description.
We appreciate this can make them look a bit suspect, but there isn't much we can do about it.

Give Jack a spin! You could land this role. If not, most people find him incredibly helpful with their job search, and we're giving his services away for free.

#LI-JANDJLIVE

She will pick the best candidates from Jack's network.

The next step is to speak to Jack.

Job Title

Forward-Deployed Engineer

Salary

Not Disclosed

Company Description

Granit is an early-stage Paris-based startup building browser-based AI agents to automate the complex world of French healthcare administration. By tackling the manual overhead of insurance platforms and government portals, Granit is transforming how health professionals manage "tiers-payant" and reconciliation without needing official APIs.

Job Description

As a Forward-Deployed Engineer at Granit, you will bridge the gap between bespoke client needs and a scalable automation platform. You'll build robust browser agents to navigate hostile healthcare portals, resolve complex authentication challenges, and engineer deterministic reconciliation logic. Your work directly automates mission-critical tasks for healthcare operators in real-time.

Location

Paris, France

Why this role is remarkable

• Directly impact the efficiency of the French healthcare system by automating "tiers-payant" processes that currently rely on manual data entry across dozens of hostile web portals.
• Join an early-stage team in Paris where you work alongside founders to turn bespoke, video-to-steps workflows into a scalable, reusable automation infrastructure used in live production.
• Master a unique technical intersection of browser automation, LLM orchestration, and complex deterministic data reconciliation where every correctly matched euro represents tangible product value.

What you will do

• Develop and maintain high-fidelity browser agents using Python and Playwright to handle authentication, 2FA, session persistence, and dynamic DOM changes on portals without public APIs.
• Build and refine a deterministic reconciliation engine to match complex healthcare data with high precision, ensuring every transaction is accurate and reliable according to specific French standards.
• Collaborate directly with client operators to observe their manual workflows and transform those observations into automated features using a full-stack toolchain including Next.js, GCP, and SQL.

The ideal candidate

• Deep expertise in Python and browser automation (Playwright/Puppeteer), with a proven ability to solve "the ugly parts" like cookie persistence, anti-bot measures, and unstable UI interactions.
• Strong full-stack engineering skills, including proficiency with Next.js/React, Postgres/SQL, and Google Cloud Platform services like Cloud Run and Secret Manager to own features end-to-end.
• A systems-integration mindset that finds taming messy external systems rewarding, coupled with the curiosity to learn the intricate domain of French healthcare administration and insurance mapping.

Who are Jack & Jill?

Ok, I'll go first. I'm Jack, an AI that gets to know you on a quick call, learning what you're great at and what you want from your career. Then I help you land your dream job by finding unmissable opportunities as they come up, supporting you with applications, interview prep, and moral support.

And I'm Jill, an AI Recruiter who talks to companies to understand who they're looking to hire. Then I recruit from Jack's network, making an introduction when I spot an excellent candidate.

How does this work?

• Jack's an AI agent for job searching and career coaching. He works for you.
• Jill is the AI recruiter working for the company. She recruits from Jack's network.
• If it's a match and the company wants to meet you, they'll make the intro. In the meantime, if you'd like, Jack will send you excellent alternatives.

We never post fake jobs

This isn't a trick. This is an open role that Jill is currently recruiting for from Jack's network.
Sometimes Jill's clients ask her to anonymize their jobs when she advertises them, which means she can't share all the details in the job description.
We appreciate this can make them look a bit suspect, but there isn't much we can do about it.

Give Jack a spin! You could land this role. If not, most people find him incredibly helpful with their job search, and we're giving his services away for free.

#LI-JANDJLIVE

She will pick the best candidates from Jack's network.

The next step is to speak to Jack.

Job Title

Ingénieur Expérimentations

Salary

Not Disclosed

Company Description

Gallium Defense is a Paris-based defense technology startup developing next-generation, affordable 3D radar systems for counter-drone applications. By democratizing high-performance detection, Gallium Defense aims to protect critical infrastructure and military forces globally against the rapidly evolving threat of unmanned aerial systems.

Job Description

As the Ingénieur Expérimentations, you will own the end-to-end experimentation pipeline, executing critical field tests every four weeks. You’ll bridge the gap between product strategy and operational reality, managing complex logistics, regulatory authorizations, and on-site team leadership. Your success directly dictates the development pace of life-saving defense technology.

Location

Paris, France

Why this role is remarkable

• Lead high-stakes field experiments every four weeks, ensuring rapid, incremental product improvement and seeing your work transition immediately from concept to deployed system.
• Join an ambitious defense tech firm at its earliest stages, directly shaping the company culture and the future of counter-drone security infrastructure.
• Work alongside a multidisciplinary team of experts in RF, FPGA, AI, and mechatronics to solve one of the most pressing modern security challenges.

What you will do

• Orchestrate the entire experimentation "Playbook," including flight scenario design, logistics, and securing regulatory clearances from ANFR and military range authorities.
• Direct the product and engineering teams on-site during test days, adapting plans in real-time to manage anomalies and environmental changes.
• Manage relationships with specialized equipment vendors and military facilities to ensure all necessary resources are ready for the monthly test rhythm.

The ideal candidate

• Holds a Master’s degree in Engineering with at least 3 years of experience coordinating complex technical projects or test campaigns in defense or aerospace.
• Demonstrates exceptional organizational skills and the ability to navigate French regulatory frameworks for RF emissions and military airspace access.
• Possesses a hands-on, field-oriented mindset with the ability to lead technical teams and make critical decisions under pressure in outdoor environments.

Who are Jack & Jill?

Ok, I'll go first. I'm Jack, an AI that gets to know you on a quick call, learning what you're great at and what you want from your career. Then I help you land your dream job by finding unmissable opportunities as they come up, supporting you with applications, interview prep, and moral support.

And I'm Jill, an AI Recruiter who talks to companies to understand who they're looking to hire. Then I recruit from Jack's network, making an introduction when I spot an excellent candidate.

How does this work?

• Jack's an AI agent for job searching and career coaching. He works for you.
• Jill is the AI recruiter working for the company. She recruits from Jack's network.
• If it's a match and the company wants to meet you, they'll make the intro. In the meantime, if you'd like, Jack will send you excellent alternatives.

We never post fake jobs

This isn't a trick. This is an open role that Jill is currently recruiting for from Jack's network.
Sometimes Jill's clients ask her to anonymize their jobs when she advertises them, which means she can't share all the details in the job description.
We appreciate this can make them look a bit suspect, but there isn't much we can do about it.

Give Jack a spin! You could land this role. If not, most people find him incredibly helpful with their job search, and we're giving his services away for free.

#LI-JANDJLIVE

She will pick the best candidates from Jack's network.

The next step is to speak to Jack.

Job Title

Founding Research Engineer

Salary

Not Disclosed + Equity

Company Description

Hyphenbox is a YC W25 seed-stage startup building critical data infrastructure for physical AI by transforming raw egocentric video into structured, training-ready datasets for the robotics industry.

Job Description

As Founding Research Engineer, you will lead applied research to automate the processing of egocentric video data for robotics. You'll build the infrastructure for action segmentation, pose estimation, and 3D reconstruction, turning chaotic wrist and head-camera footage into structured datasets that enable world-class model training at scale.

Location

Bangalore, India

Why this role is remarkable

• Join as a founding team member of a YC W25 startup, gaining massive ownership and shaping the technical foundation of physical AI infrastructure.
• Solve the "data bottleneck" in robotics by building automated pipelines for pre-labeling and annotation that currently slow down the entire industry.
• Work in a high-intensity environment in Bangalore where you bridge the gap between cutting-edge research papers and production-ready robotic vision systems.

What you will do

• Develop and deploy applied research models for action segmentation, 2D to 3D reconstruction, and pose estimation using egocentric video streams.
• Optimize Vision Language Models (VLMs) and automated annotation tools to make raw sensor data usable for large-scale robotics training.
• Collaborate directly with the founders to design and build scalable data pipelines that transform how physical AI teams handle video data.

The ideal candidate

• Possesses research-level intelligence with the ability to implement papers into working code within days rather than months.
• Demonstrates a strong background in computer vision, 3D reconstruction, or robotics, with a drive to master the domain's specific challenges.
• Thrives in a fast-paced startup environment where ownership, execution speed, and raw problem-solving ability are prioritized over years of experience.

Who are Jack & Jill?

Ok, I'll go first. I'm Jack, an AI that gets to know you on a quick call, learning what you're great at and what you want from your career. Then I help you land your dream job by finding unmissable opportunities as they come up, supporting you with applications, interview prep, and moral support.

And I'm Jill, an AI Recruiter who talks to companies to understand who they're looking to hire. Then I recruit from Jack's network, making an introduction when I spot an excellent candidate.

How does this work?

• Jack's an AI agent for job searching and career coaching. He works for you.
• Jill is the AI recruiter working for the company. She recruits from Jack's network.
• If it's a match and the company wants to meet you, they'll make the intro. In the meantime, if you'd like, Jack will send you excellent alternatives.

We never post fake jobs

This isn't a trick. This is an open role that Jill is currently recruiting for from Jack's network.
Sometimes Jill's clients ask her to anonymize their jobs when she advertises them, which means she can't share all the details in the job description.
We appreciate this can make them look a bit suspect, but there isn't much we can do about it.

Give Jack a spin! You could land this role. If not, most people find him incredibly helpful with their job search, and we're giving his services away for free.

#LI-JANDJLIVE

She will pick the best candidates from Jack's network.

The next step is to speak to Jack.

Job Title

Founder Associate

Salary

Not Disclosed + Equity

Company Description

VC-backed renewable energy platform

Job Description

Support a seasoned founder in scaling a decentralized energy transition vehicle focused on the German commercial market. You will own critical workstreams across project finance, financial modeling, and legal structuring for solar and storage assets. This is a high-impact, entrepreneurial role with significant equity upside and a path to a full-time leadership position.

Location

Remote, Europe

Why this role is remarkable

• Join a live operation with proven product-market fit and a massive, pre-secured project pipeline in the energy transition space.
• Work directly with a founder who has successfully deployed significant capital into decentralized energy projects across Europe.
• Massive equity potential and the chance to transition into a core leadership role as the platform scales rapidly.

What you will do

• Build and maintain complex financial models for solar PV, battery storage, and EV charging assets, including IRR and leverage analysis.
• Draft and iterate on commercial term sheets, investor pitch materials, and data rooms for infrastructure financing and transactions.
• Manage external stakeholders including EPC partners, grid operators, and distribution partners to drive projects toward final investment decisions.

The ideal candidate

• 2-4 years of experience in investment banking, infrastructure private equity, project finance, or a high-growth climate tech startup.
• Native or near-native fluency in German and English, with the ability to navigate German energy regulations and commercial contracts.
• Advanced financial modeling skills and a roll-up-your-sleeves mentality suited for a lean, fast-paced entrepreneurial environment.

Who are Jack & Jill?

Ok, I'll go first. I'm Jack, an AI that gets to know you on a quick call, learning what you're great at and what you want from your career. Then I help you land your dream job by finding unmissable opportunities as they come up, supporting you with applications, interview prep, and moral support.

And I'm Jill, an AI Recruiter who talks to companies to understand who they're looking to hire. Then I recruit from Jack's network, making an introduction when I spot an excellent candidate.

How does this work?

• Jack's an AI agent for job searching and career coaching. He works for you.
• Jill is the AI recruiter working for the company. She recruits from Jack's network.
• If it's a match and the company wants to meet you, they'll make the intro. In the meantime, if you'd like, Jack will send you excellent alternatives.

We never post fake jobs

This isn't a trick. This is an open role that Jill is currently recruiting for from Jack's network.
Sometimes Jill's clients ask her to anonymize their jobs when she advertises them, which means she can't share all the details in the job description.
We appreciate this can make them look a bit suspect, but there isn't much we can do about it.

Give Jack a spin! You could land this role. If not, most people find him incredibly helpful with their job search, and we're giving his services away for free.

#LI-JANDJLIVE

She will pick the best candidates from Jack's network.

The next step is to speak to Jack.

Job Title

Founding Product Engineer

Salary

$150k-$250k + Equity

Company Description

The Relationship Company, PBC is a venture-backed public benefit company building an AI-powered social platform for meaningful in-person connection, supported by early investors in Facebook, Slack, and Notion including Elad Gil and Mark Pincus.

Job Description

Join a mission-driven team as one of the first engineering hires, building AI-powered systems that facilitate real-world connections. You will own the full product loop—from user research to shipping complex features—leveraging predictive models to help people find friends, mentors, and partners, while scaling a platform with industry-leading retention and engagement metrics.

Location

San Francisco, USA

Why this role is remarkable

• True Product-Market Fit: Experience 10x Tinder's match-to-date conversion and better retention than every major dating app, scaling a platform people demonstrably want.
• Elite Backing: Work alongside a second-time founder and investors who were early in Facebook, Airbnb, and Notion, including Mark Pincus and Elad Gil.
• High Impact AI: Build and deploy sophisticated matching systems with 90% AUC that solve loneliness by prioritizing meaningful, in-person relationships over infinite digital feeds.

What you will do

• Manage a fleet of AI agents to own features end-to-end, including frontend, backend, and model training for predictive compatibility systems.
• Collaborate directly with the founder to translate weekly user research insights into technical decisions and ship high-impact features with speed.
• Build sophisticated recommendation systems and UI for local events, helping users bridge the gap from digital matching to real-world interaction.

The ideal candidate

• Full-stack expertise with React and TypeScript, plus proficiency using AI coding tools like Claude Code or Codex to accelerate development.
• Proven track record of building and shipping consumer products end-to-end with deep empathy for user experience and product craft.
• High degree of autonomy and curiosity, comfortable making technical and product decisions in an ambiguous, fast-paced "0 to 1" environment.

Who are Jack & Jill?

Ok, I'll go first. I'm Jack, an AI that gets to know you on a quick call, learning what you're great at and what you want from your career. Then I help you land your dream job by finding unmissable opportunities as they come up, supporting you with applications, interview prep, and moral support.

And I'm Jill, an AI Recruiter who talks to companies to understand who they're looking to hire. Then I recruit from Jack's network, making an introduction when I spot an excellent candidate.

How does this work?

• Jack's an AI agent for job searching and career coaching. He works for you.
• Jill is the AI recruiter working for the company. She recruits from Jack's network.
• If it's a match and the company wants to meet you, they'll make the intro. In the meantime, if you'd like, Jack will send you excellent alternatives.

We never post fake jobs

This isn't a trick. This is an open role that Jill is currently recruiting for from Jack's network.
Sometimes Jill's clients ask her to anonymize their jobs when she advertises them, which means she can't share all the details in the job description.
We appreciate this can make them look a bit suspect, but there isn't much we can do about it.

Give Jack a spin! You could land this role. If not, most people find him incredibly helpful with their job search, and we're giving his services away for free.

#LI-JANDJLIVE

She will pick the best candidates from Jack's network.

The next step is to speak to Jack.

Job Title

Infrastructure engineer

Salary

$139.8K – $273.7K + Equity

Company Description

Writer Inc. is a $1.9B enterprise generative AI leader building a full-stack platform—including proprietary LLMs and orchestration—backed by ICONIQ Growth and Radical Ventures.

Job Description

Join Writer Inc. to own the reliability and performance of a mission-critical AI platform serving Fortune 500 giants like Uber and Vanguard. You will architect multi-cloud infrastructure, automate complex operational tasks using Python or Go, and integrate agentic AI tooling into your daily engineering workflow to scale our $1.9B platform.

Location

New York City, USA; San Francisco, USA; Seattle, USA

Why this role is remarkable

• Work at a $1.9B category leader that owns the entire AI stack—from proprietary LLMs to the orchestration layer—rather than just wrapping existing models.
• Join a high-growth environment backed by premier investors like ICONIQ Growth and Radical Ventures, powering mission-critical workflows for companies like Mars and Vanguard.
• Pioneer "AI in workflow" practices, using agentic tools like Claude Code and Droid to compound team throughput and redefine modern infrastructure engineering.

What you will do

• Own the reliability, performance, and multi-cloud infrastructure for ~100 microservices on Kubernetes across AWS, GCP, and Azure using Terraform and Helm.
• Lead critical initiatives across SRE, DevOps, and Platform engineering, focusing on automating away toil and designing resilient, self-healing systems.
• Drive incident response and post-mortems, tracing failures to root causes to ensure the platform meets the strict 24/7 demands of enterprise customers.

The ideal candidate

• Brings 5+ years of experience operating large-scale production infrastructure and Kubernetes clusters within a high-growth, fast-paced product company.
• Possesses deep proficiency in Infrastructure as Code (Terraform/Pulumi) and automation programming in Python or Go, with a strong focus on "via negativa" simplicity.
• Already integrates AI-assisted workflows and agentic tooling into their daily shipping process, with clear opinions on where these tools excel and fail.

Who are Jack & Jill?

Ok, I'll go first. I'm Jack, an AI that gets to know you on a quick call, learning what you're great at and what you want from your career. Then I help you land your dream job by finding unmissable opportunities as they come up, supporting you with applications, interview prep, and moral support.

And I'm Jill, an AI Recruiter who talks to companies to understand who they're looking to hire. Then I recruit from Jack's network, making an introduction when I spot an excellent candidate.

How does this work?

• Jack's an AI agent for job searching and career coaching. He works for you.
• Jill is the AI recruiter working for the company. She recruits from Jack's network.
• If it's a match and the company wants to meet you, they'll make the intro. In the meantime, if you'd like, Jack will send you excellent alternatives.

We never post fake jobs

This isn't a trick. This is an open role that Jill is currently recruiting for from Jack's network.
Sometimes Jill's clients ask her to anonymize their jobs when she advertises them, which means she can't share all the details in the job description.
We appreciate this can make them look a bit suspect, but there isn't much we can do about it.

Give Jack a spin! You could land this role. If not, most people find him incredibly helpful with their job search, and we're giving his services away for free.

#LI-JANDJLIVE

She will pick the best candidates from Jack's network.

The next step is to speak to Jack.

Job Title

Special Projects Lead

Salary

£70k-£80k + Equity

Company Description

Global B2B supply chain platform

Job Description

You will own high-impact commercial bets from thesis to proven economics. This founder-operator role involves launching new business lines, negotiating complex partnerships with major brands, and building AI-native workflows to scale supply chain logistics. You’ll lead the transition from experimental pilots to core operational motions, directly influencing the company's global expansion.

Location

London, UK

Why this role is remarkable

• Work in a high-leverage "founder-operator" seat with total ownership of end-to-end commercial bets.
• Join a well-funded, hyper-growth scale-up backed by top-tier global venture capital firms.
• Directly impact future revenue streams by building the core business motions for a global marketplace.

What you will do

• Take strategic commercial bets from initial thesis to signed deals and live pilots.
• Negotiate bespoke, high-value partnerships with major brands, liquidators, and logistics providers.
• Develop and implement AI-native workflows and automated systems to drive operational leverage.

The ideal candidate

• Background as a founder or early-stage operator who has built business lines from scratch.
• Experience closing high-value, bespoke deals with senior stakeholders and brand directors.
• Strong commercial rigour with the ability to analyze unit economics and scale pilots quickly.

Who are Jack & Jill?

Ok, I'll go first. I'm Jack, an AI that gets to know you on a quick call, learning what you're great at and what you want from your career. Then I help you land your dream job by finding unmissable opportunities as they come up, supporting you with applications, interview prep, and moral support.

And I'm Jill, an AI Recruiter who talks to companies to understand who they're looking to hire. Then I recruit from Jack's network, making an introduction when I spot an excellent candidate.

How does this work?

• Jack's an AI agent for job searching and career coaching. He works for you.
• Jill is the AI recruiter working for the company. She recruits from Jack's network.
• If it's a match and the company wants to meet you, they'll make the intro. In the meantime, if you'd like, Jack will send you excellent alternatives.

We never post fake jobs

This isn't a trick. This is an open role that Jill is currently recruiting for from Jack's network.
Sometimes Jill's clients ask her to anonymize their jobs when she advertises them, which means she can't share all the details in the job description.
We appreciate this can make them look a bit suspect, but there isn't much we can do about it.

Give Jack a spin! You could land this role. If not, most people find him incredibly helpful with their job search, and we're giving his services away for free.

#LI-JANDJLIVE

She will pick the best candidates from Jack's network.

The next step is to speak to Jack.

Job Title

Materials Engineer

Salary

£35k-£45k + Equity

Company Description

VC-backed biomaterials startup

Job Description

Support the development and scale-up of sustainable, bio-based polymers. You will oversee material trials across compounding, extrusion, and injection moulding while performing hands-on lab characterization and root cause analysis. This role bridges the gap between R&D and manufacturing, helping build in-house prototyping capabilities to replace conventional plastics with home-compostable alternatives.

Location

London, UK

Why this role is remarkable

• Join a mission-driven team replacing conventional plastics with innovative, home-compostable, bio-based polymers.
• High-autonomy role at a well-funded Series A startup backed by top-tier VCs and scaling fast.
• Unique combination of hands-on lab work, factory floor trials, and cross-functional prototyping for major consumer brands.

What you will do

• Orchestrate and oversee material trials at partner manufacturing sites across extrusion, injection moulding, and film processing.
• Design and execute lab-scale experiments using characterization techniques like DSC, rheology, and mechanical testing to optimize formulations.
• Troubleshoot processing defects and perform root cause analysis on material failures to ensure seamless production scale-up.

The ideal candidate

• Degree in Polymer Processing, Materials Science, or a related field with at least one year of industry experience.
• Proven hands-on experience with polymer processing equipment including compounding, extrusion, or injection moulding lines.
• Strong experimental design and data analysis skills, with a proactive approach to building structure and moving projects forward.

Who are Jack & Jill?

Ok, I'll go first. I'm Jack, an AI that gets to know you on a quick call, learning what you're great at and what you want from your career. Then I help you land your dream job by finding unmissable opportunities as they come up, supporting you with applications, interview prep, and moral support.

And I'm Jill, an AI Recruiter who talks to companies to understand who they're looking to hire. Then I recruit from Jack's network, making an introduction when I spot an excellent candidate.

How does this work?

• Jack's an AI agent for job searching and career coaching. He works for you.
• Jill is the AI recruiter working for the company. She recruits from Jack's network.
• If it's a match and the company wants to meet you, they'll make the intro. In the meantime, if you'd like, Jack will send you excellent alternatives.

We never post fake jobs

This isn't a trick. This is an open role that Jill is currently recruiting for from Jack's network.
Sometimes Jill's clients ask her to anonymize their jobs when she advertises them, which means she can't share all the details in the job description.
We appreciate this can make them look a bit suspect, but there isn't much we can do about it.

Give Jack a spin! You could land this role. If not, most people find him incredibly helpful with their job search, and we're giving his services away for free.

#LI-JANDJLIVE

She will pick the best candidates from Jack's network.

The next step is to speak to Jack.

Job Title

Agency Partnerships Manager

Salary

Not Disclosed

Company Description

Nuba rewards is an early-stage UK fintech that turns rent payments into rewards for letting agencies and property operators by leveraging card-based payment journeys.

Job Description

As an Agency Partnerships Manager at Nuba rewards, you will recruit letting agencies and property managers to use our reward-based payment platform. Leveraging your industry network, you'll identify high-volume operators, present our unique value proposition, and manage the full sales cycle from initial introduction to successful pilot activation and onboarding.

Location

Remote, UK

Why this role is remarkable

• Join an early-stage UK fintech at the ground floor, working directly with the founder to disrupt how property-industry operators handle landlord payouts.
• Unique incentive structure featuring significant performance rewards, including up to 25,000 Avios per referral and a 30% net revenue share.
• Solve a tangible pain point for property managers by turning mandatory administrative rent collection into a highly rewarding commercial benefit for their business.

What you will do

• Build and maintain a target pipeline of letting agencies and build-to-rent operators processing high-volume recurring landlord payments across the UK.
• Secure introductions to managing directors and finance teams to demonstrate how Nuba rewards integrates into their existing rent reconciliation and payout processes.
• Manage the end-to-end partnership journey, from qualifying payment suitability to securing pilot commitments and supporting agencies through the platform onboarding phase.

The ideal candidate

• Possesses 5-10 years of experience within the UK property management or letting agency sector, with deep knowledge of rent collection and landlord payouts.
• Holds an active, credible network of agency owners and operational decision-makers ready to be contacted within the first 30 days of the role.
• Demonstrates a strong business-development mindset and the commercial drive to convert industry relationships into active, high-volume payment partners for the platform.

Who are Jack & Jill?

Ok, I'll go first. I'm Jack, an AI that gets to know you on a quick call, learning what you're great at and what you want from your career. Then I help you land your dream job by finding unmissable opportunities as they come up, supporting you with applications, interview prep, and moral support.

And I'm Jill, an AI Recruiter who talks to companies to understand who they're looking to hire. Then I recruit from Jack's network, making an introduction when I spot an excellent candidate.

How does this work?

• Jack's an AI agent for job searching and career coaching. He works for you.
• Jill is the AI recruiter working for the company. She recruits from Jack's network.
• If it's a match and the company wants to meet you, they'll make the intro. In the meantime, if you'd like, Jack will send you excellent alternatives.

We never post fake jobs

This isn't a trick. This is an open role that Jill is currently recruiting for from Jack's network.
Sometimes Jill's clients ask her to anonymize their jobs when she advertises them, which means she can't share all the details in the job description.
We appreciate this can make them look a bit suspect, but there isn't much we can do about it.

Give Jack a spin! You could land this role. If not, most people find him incredibly helpful with their job search, and we're giving his services away for free.

#LI-JANDJLIVE

She will pick the best candidates from Jack's network.

The next step is to speak to Jack.

===

Job Title

Staff or Senior Product Engineer

Salary

£100k-£150k + Equity

Company Description

VC-backed AI legal tech startup

Job Description

You will join an early engineering team building a next-generation platform designed to modernize traditional professional services through AI. As a generalist, you will shape product direction, build sophisticated LLM-powered systems, and ship production features within your first week. This role is ideal for high-standard engineers who thrive in fast-paced startup environments.

Location

London, UK

Why this role is remarkable

• Join a well-funded venture led by a second-time founder with a proven track record of scaling regulated platforms to massive volume.
• Work at the frontier of AI application, building a full-stack, AI-native service that replaces legacy workflows with sophisticated automated agents.
• Receive meaningful early-stage equity in a high-growth company tackling a multi-billion pound market with a modern TypeScript and React stack.

What you will do

• Architect and deploy complex AI-powered systems and LLM agents that handle intricate, high-stakes professional workflows beyond simple prompting.
• Own the end-to-end product lifecycle, from talking to users and forming hypotheses to shipping high-quality code into production weekly.
• Scale a robust TypeScript monorepo and event-driven architecture using React, tRPC, and Inngest to support rapid product iteration.

The ideal candidate

• Previous experience at an early-stage startup where you successfully drove product direction and managed ambiguous technical requirements.
• Expert proficiency in TypeScript and the modern web ecosystem, with the ability to maintain high engineering standards while moving fast.
• A relentless focus on user impact and problem-solving, with a hands-on approach to refining AI-driven features and production-ready machine learning applications.

===

Who are Jack & Jill?

Ok, I'll go first. I'm Jack, an AI that gets to know you on a quick call, learning what you're great at and what you want from your career. Then I help you land your dream job by finding unmissable opportunities as they come up, supporting you with applications, interview prep, and moral support.

And I'm Jill, an AI Recruiter who talks to companies to understand who they're looking to hire. Then I recruit from Jack's network, making an introduction when I spot an excellent candidate.

How does this work?

• Jack's an AI agent for job searching and career coaching. He works for you.
• Jill is the AI recruiter working for the company. She recruits from Jack's network.
• If it's a match and the company wants to meet you, they'll make the intro. In the meantime, if you'd like, Jack will send you excellent alternatives.

We never post fake jobs

This isn't a trick. This is an open role that Jill is currently recruiting for from Jack's network.
Sometimes Jill's clients ask her to anonymize their jobs when she advertises them, which means she can't share all the details in the job description.
We appreciate this can make them look a bit suspect, but there isn't much we can do about it.

Give Jack a spin! You could land this role. If not, most people find him incredibly helpful with their job search, and we're giving his services away for free.

#LI-JANDJLIVE

She will pick the best candidates from Jack's network.

The next step is to speak to Jack.

Job Title

Senior Engineer

Salary

£100k

Company Description

Five Sigma Finance Limited is a London-based specialist firm at the intersection of structured finance and technology, providing the ABIDE platform to manage over $10bn in private debt assets for leading institutional investors in private credit and asset-backed finance markets.

Job Description

Join Five Sigma Finance Limited as a Senior Engineer to scale ABIDE, our proprietary analytics and asset management platform. You will build high-impact data pipelines and calculation engines in Python while transitioning into an engineering leadership role. Working directly with the CEO and CTO, you'll shape both product strategy and team culture.

Location

London, UK

Why this role is remarkable

• Take ownership of ABIDE, a mission-critical platform managing over $10bn in private debt assets for top-tier global financial institutions.
• Benefit from a clear progression path from a senior individual contributor to an engineering management role, collaborating directly with the founding leadership.
• Work at the sophisticated intersection of fintech and private credit, solving complex architectural challenges through modern data engineering and cloud-native solutions.

What you will do

• Design and maintain core software components, including robust data pipelines, calculation engines, and APIs using Python and Django.
• Drive the technical architecture of the cloud-native SaaS platform to ensure high performance, security, and operational efficiency for institutional clients.
• Mentor engineering team members and champion best practices in code reviews, testing, observability, and continuous delivery to foster technical excellence.

The ideal candidate

• Possesses 5-7+ years of professional software engineering experience with deep expertise in Python and data-focused libraries like pandas or Spark.
• Demonstrates a strong background in startup or scale-up environments, showing the adaptability and problem-solving skills needed for fast-moving product development.
• Exhibits excellent communication skills and a desire to grow into leadership, with experience in ETL frameworks, data modeling, and web API design.

Who are Jack & Jill?

Ok, I'll go first. I'm Jack, an AI that gets to know you on a quick call, learning what you're great at and what you want from your career. Then I help you land your dream job by finding unmissable opportunities as they come up, supporting you with applications, interview prep, and moral support.

And I'm Jill, an AI Recruiter who talks to companies to understand who they're looking to hire. Then I recruit from Jack's network, making an introduction when I spot an excellent candidate.

How does this work?

• Jack's an AI agent for job searching and career coaching. He works for you.
• Jill is the AI recruiter working for the company. She recruits from Jack's network.
• If it's a match and the company wants to meet you, they'll make the intro. In the meantime, if you'd like, Jack will send you excellent alternatives.

We never post fake jobs

This isn't a trick. This is an open role that Jill is currently recruiting for from Jack's network.
Sometimes Jill's clients ask her to anonymize their jobs when she advertises them, which means she can't share all the details in the job description.
We appreciate this can make them look a bit suspect, but there isn't much we can do about it.

Give Jack a spin! You could land this role. If not, most people find him incredibly helpful with their job search, and we're giving his services away for free.

#LI-JANDJLIVE

She will pick the best candidates from Jack's network.

The next step is to speak to Jack.

Job Title

Founding Engineer

Salary

Not Disclosed + Equity

Company Description

1Deploy is a VC-backed Dublin startup founded by 2x exited founders building AI agents that automate enterprise operations for logistics and transportation companies.

Job Description

As a Founding Engineer at 1Deploy, you will own the end-to-end architecture for AI agents that run enterprise operations on autopilot. Working directly with 2x exited founders, you’ll build agent harnesses, deployment infrastructure, and logic for real-world applications in logistics and transportation. This is a 0-1 role for autonomous builders.

Location

Remote

Why this role is remarkable

• Work alongside founders who previously exited to Wayflyer and Blackstone, gaining invaluable insight into scaling high-growth technology businesses.
• Join a VC-backed startup with growing ARR and live paying customers, offering the excitement of 0-1 building with validated market demand.
• Own the entire technical stack for agentic systems, from custom MCP servers to deployment infrastructure, with full architectural autonomy.

What you will do

• Design and implement production-grade AI agent systems including harnesses, evaluation frameworks, and deployment infrastructure using Python and FastAPI.
• Ship features and architectural improvements directly to enterprise customers in the logistics and transportation sectors to drive immediate operational impact.
• Collaborate with founders to define the technical roadmap and make critical architectural decisions that shape the future of the platform.

The ideal candidate

• Demonstrates professional mastery of agentic coding tools like Claude Code and has built custom harnesses or MCP servers to optimize workflows.
• Possesses deep experience in backend systems development, specifically with Python and FastAPI, while maintaining the ability to wire up frontend components.
• Thrives in high-autonomy environments with a strong bias for action, preferring to ship functional iterations today rather than waiting for perfection.

Who are Jack & Jill?

Ok, I'll go first. I'm Jack, an AI that gets to know you on a quick call, learning what you're great at and what you want from your career. Then I help you land your dream job by finding unmissable opportunities as they come up, supporting you with applications, interview prep, and moral support.

And I'm Jill, an AI Recruiter who talks to companies to understand who they're looking to hire. Then I recruit from Jack's network, making an introduction when I spot an excellent candidate.

How does this work?

• Jack's an AI agent for job searching and career coaching. He works for you.
• Jill is the AI recruiter working for the company. She recruits from Jack's network.
• If it's a match and the company wants to meet you, they'll make the intro. In the meantime, if you'd like, Jack will send you excellent alternatives.

We never post fake jobs

This isn't a trick. This is an open role that Jill is currently recruiting for from Jack's network.
Sometimes Jill's clients ask her to anonymize their jobs when she advertises them, which means she can't share all the details in the job description.
We appreciate this can make them look a bit suspect, but there isn't much we can do about it.

Give Jack a spin! You could land this role. If not, most people find him incredibly helpful with their job search, and we're giving his services away for free.

#LI-JANDJLIVE

She will pick the best candidates from Jack's network.

The next step is to speak to Jack.

Job Title

Founding Product Platform Engineer

Salary

Not Disclosed + Equity

Company Description

OpenHuman is a London-based AI company building a decision platform that enables organizations to simulate and audit how markets, competitors, and customers respond to high-stakes decisions before they go live.

Job Description

As a founding engineer, you will build the product layer that makes OpenHuman's complex AI reasoning usable and repeatable. You will design systems for data ingestion, workflow execution, and evidence auditing, turning raw AI prototypes into a polished B2B platform. This role bridges the gap between high-touch technical work and scalable software.

Location

London, UK

Why this role is remarkable

• Founding-level ownership at an early-stage company where you define the engineering standards, architecture, and core product culture.
• Directly solve the "black box" AI problem by building interfaces and infrastructure that make messy data and uncertain predictions completely inspectable and trustworthy.
• Work alongside expert founders to turn innovative AI reasoning workflows into a repeatable, high-impact platform for global enterprise decision-makers.

What you will do

• Build the core product using Python (FastAPI) and React (Next.js/TypeScript), architecting the systems that manage customer workspaces and data ingestion.
• Design and implement customer-facing interfaces that allow users to query, explore, and audit AI-generated insights with clear evidence provenance.
• Collaborate with AI engineers to productize complex reasoning workflows, ensuring high reliability, observability, and security foundations from day one.

The ideal candidate

• Has 5+ years of software engineering experience with a strong mix of backend systems (Python) and frontend product craft (React/TypeScript).
• Demonstrates deep expertise in building data-intensive B2B SaaS products involving complex workflows, artifact versioning, and high-reliability data modeling.
• Possesses a bias toward ownership in ambiguous environments and the product judgment to make complex analytical systems feel intuitive and reliable.

Who are Jack & Jill?

Ok, I'll go first. I'm Jack, an AI that gets to know you on a quick call, learning what you're great at and what you want from your career. Then I help you land your dream job by finding unmissable opportunities as they come up, supporting you with applications, interview prep, and moral support.

And I'm Jill, an AI Recruiter who talks to companies to understand who they're looking to hire. Then I recruit from Jack's network, making an introduction when I spot an excellent candidate.

How does this work?

• Jack's an AI agent for job searching and career coaching. He works for you.
• Jill is the AI recruiter working for the company. She recruits from Jack's network.
• If it's a match and the company wants to meet you, they'll make the intro. In the meantime, if you'd like, Jack will send you excellent alternatives.

We never post fake jobs

This isn't a trick. This is an open role that Jill is currently recruiting for from Jack's network.
Sometimes Jill's clients ask her to anonymize their jobs when she advertises them, which means she can't share all the details in the job description.
We appreciate this can make them look a bit suspect, but there isn't much we can do about it.

Give Jack a spin! You could land this role. If not, most people find him incredibly helpful with their job search, and we're giving his services away for free.

#LI-JANDJLIVE

She will pick the best candidates from Jack's network.

The next step is to speak to Jack.

Job Title

Account Executive

Salary

$220k-$240k OTE + Equity

Company Description

Zig.ai is a 15-person, seed-stage company backed by super{set} that is building an AI-powered sales execution platform. Based in San Francisco, Zig.ai is redefining how B2B sales teams operate by leveraging advanced AI/ML models to automate and optimize enterprise workflows.

Job Description

As an Enterprise Account Executive at Zig.ai, you will lead our 0-to-1 sales motion in the San Francisco Bay Area. You will build the enterprise playbook from scratch, manage both inbound and outbound pipelines, and drive the strategy for landing large accounts. This high-impact role offers direct CEO collaboration and a clear path to leadership.

Location

San Francisco, USA

Why this role is remarkable

• Build a 0-to-1 enterprise motion with full creative control over the sales process rather than inheriting a legacy playbook.
• Join a seed-stage AI startup backed by super{set} with a small, elite team of 15 people in the heart of Silicon Valley.
• High-growth potential to transition from an individual contributor into the head of the enterprise function as the segment scales.

What you will do

• Define and execute the go-to-market strategy for enterprise accounts, building the sales engine and playbook from the ground up.
• Manage the full sales cycle from prospecting to closing, handling a mix of provided inbound leads and outbound outreach.
• Consult with technical buyers to explain the value of AI/ML models and how Zig.ai’s platform integrates into their workflows.

The ideal candidate

• Proven track record as a quota-carrying AE with deep experience in early-stage Silicon Valley B2B SaaS startups.
• Possesses an active professional network in the Bay Area to unlock doors and walk into large enterprise deals immediately.
• Strong technical literacy regarding AI and machine learning products to engage in consultative, technical sales conversations.

Who are Jack & Jill?

Ok, I'll go first. I'm Jack, an AI that gets to know you on a quick call, learning what you're great at and what you want from your career. Then I help you land your dream job by finding unmissable opportunities as they come up, supporting you with applications, interview prep, and moral support.

And I'm Jill, an AI Recruiter who talks to companies to understand who they're looking to hire. Then I recruit from Jack's network, making an introduction when I spot an excellent candidate.

How does this work?

• Jack's an AI agent for job searching and career coaching. He works for you.
• Jill is the AI recruiter working for the company. She recruits from Jack's network.
• If it's a match and the company wants to meet you, they'll make the intro. In the meantime, if you'd like, Jack will send you excellent alternatives.

We never post fake jobs

This isn't a trick. This is an open role that Jill is currently recruiting for from Jack's network.
Sometimes Jill's clients ask her to anonymize their jobs when she advertises them, which means she can't share all the details in the job description.
We appreciate this can make them look a bit suspect, but there isn't much we can do about it.

Give Jack a spin! You could land this role. If not, most people find him incredibly helpful with their job search, and we're giving his services away for free.

#LI-JANDJLIVE

She will pick the best candidates from Jack's network.

The next step is to speak to Jack.

Job Title

Founding Engineer

Salary

Not Disclosed

Company Description

Aspire Project is a pre-seed London startup building an AI-enabled financial planning and career coaching platform for young people, backed by an advisory network of leaders from Barclays, HSBC, and Y Combinator.

Job Description

As Founding Engineer at Aspire Project, you will lead the technical development of a mobile-first AI platform helping young people navigate financial planning. Transitioning from part-time to full-time, you will own the entire stack—React Native, Python, and Supabase—while working directly with the founder to scale a product already endorsed by industry leaders.

Location

London, UK

Why this role is remarkable

• True founding-level ownership with meaningful equity, starting part-time and scaling into a full-time leadership position as the company grows.
• Join a mission-driven startup with high-level industry backing, including endorsements from the former Group CEO of HSBC and recognition from The Times.
• Complete technical autonomy over a live, mobile-first product built on a modern stack including React Native, TypeScript, Python, and Supabase.

What you will do

• Architect and build end-to-end features across the mobile application and backend infrastructure, ensuring a seamless user experience for the next generation.
• Collaborate directly with the founder to define the technical roadmap and make critical architectural decisions that shape the future of the platform.
• Manage the deployment and scaling of the product using Railway and Supabase while maintaining high-quality code and rapid shipping cycles.

The ideal candidate

• Previous experience as a Founding Engineer or Senior Software Engineer at a VC-backed or accelerator-backed startup (e.g., YC, EF, Antler, or Techstars).
• Full-stack proficiency with React Native for mobile development and Python for backend logic, plus experience managing cloud infrastructure and databases.
• A mission-driven builder who thrives in high-autonomy environments and is comfortable transitioning from a part-time founding role to a full-time lead.

Who are Jack & Jill?

Ok, I'll go first. I'm Jack, an AI that gets to know you on a quick call, learning what you're great at and what you want from your career. Then I help you land your dream job by finding unmissable opportunities as they come up, supporting you with applications, interview prep, and moral support.

And I'm Jill, an AI Recruiter who talks to companies to understand who they're looking to hire. Then I recruit from Jack's network, making an introduction when I spot an excellent candidate.

How does this work?

• Jack's an AI agent for job searching and career coaching. He works for you.
• Jill is the AI recruiter working for the company. She recruits from Jack's network.
• If it's a match and the company wants to meet you, they'll make the intro. In the meantime, if you'd like, Jack will send you excellent alternatives.

We never post fake jobs

This isn't a trick. This is an open role that Jill is currently recruiting for from Jack's network.
Sometimes Jill's clients ask her to anonymize their jobs when she advertises them, which means she can't share all the details in the job description.
We appreciate this can make them look a bit suspect, but there isn't much we can do about it.

Give Jack a spin! You could land this role. If not, most people find him incredibly helpful with their job search, and we're giving his services away for free.

#LI-JANDJLIVE

She will pick the best candidates from Jack's network.

The next step is to speak to Jack.

Job Title

Sales Consultant

Salary

Not Disclosed

Company Description

Saturnos.com is a YC-backed (S24) fintech with a $15M Series A that is building AI-powered financial advice tools to reach one billion people.

Job Description

As a Sales Consultant at Saturnos.com, you will scale a commercial engine already leading the UK market. Eschewing traditional "hard selling," you will engage in deep, consultative discovery to help clients solve complex problems. This is a high-impact, client-facing role combining GTM strategy with hands-on execution in a fast-paced environment.

Location

London, UK

Why this role is remarkable

• Join a YC-backed market leader with $15M in Series A funding that is fundamentally disrupting how financial advice is delivered to one billion people.
• Shape the company’s commercial engine from the ground up, transitioning a successful product-led growth model into a scalable, high-performance consultative sales strategy.
• Work alongside a high-pedigree team in a "Day 1" environment where your impact is immediate and rewarded with meaningful equity and direct exposure to leadership.

What you will do

• Lead deep discovery sessions with prospective clients to understand complex pain points and design bespoke solutions using Saturnos.com’s AI-powered platform.
• Collaborate with the founding team to develop and execute go-to-market strategies that convert high-quality inbound interest into long-term, high-trust partnerships.
• Act as a trusted advisor and consultant, building high-presence relationships with senior financial professionals and industry stakeholders to drive global market adoption.

The ideal candidate

• Possesses 2–8 years of experience in consultative sales, strategy consulting, or financial advisory, with the credibility to sit across from senior financial decision-makers.
• Demonstrates exceptional communication skills and natural presence, enabling them to build trust quickly and navigate the ambiguity of an early-stage, high-growth environment.
• Is energized by the fintech or wealthtech space and possesses the hunger to execute hands-on while thinking critically about commercial scale and long-term client success.

Who are Jack & Jill?

Ok, I'll go first. I'm Jack, an AI that gets to know you on a quick call, learning what you're great at and what you want from your career. Then I help you land your dream job by finding unmissable opportunities as they come up, supporting you with applications, interview prep, and moral support.

And I'm Jill, an AI Recruiter who talks to companies to understand who they're looking to hire. Then I recruit from Jack's network, making an introduction when I spot an excellent candidate.

How does this work?

• Jack's an AI agent for job searching and career coaching. He works for you.
• Jill is the AI recruiter working for the company. She recruits from Jack's network.
• If it's a match and the company wants to meet you, they'll make the intro. In the meantime, if you'd like, Jack will send you excellent alternatives.

We never post fake jobs

This isn't a trick. This is an open role that Jill is currently recruiting for from Jack's network.
Sometimes Jill's clients ask her to anonymize their jobs when she advertises them, which means she can't share all the details in the job description.
We appreciate this can make them look a bit suspect, but there isn't much we can do about it.

Give Jack a spin! You could land this role. If not, most people find him incredibly helpful with their job search, and we're giving his services away for free.

#LI-JANDJLIVE

She will pick the best candidates from Jack's network.

The next step is to speak to Jack.

Job Title

Forward Deployed Software Engineer

Salary

$120K - $150K + $400K Equity

Company Description

Arzana is a YC P26 startup building the AI front office for mid-market American manufacturers. Their agents automate mission-critical workflows like quoting and order entry for companies doing up to $500M in revenue, directly integrating with ERP systems like Epicor and NetSuite to modernize the backbone of American industry.

Job Description

As one of the first engineers at Arzana, you will bridge the gap between messy operational reality and reliable automation. You will embed with manufacturers on the shop floor, scope features end-to-end, and ship production code using Next.js and Python. This role defines how Arzana scales while delivering massive efficiency gains to operators.

Location

New York City, USA

Why this role is remarkable

• Join a fast-growing YC P26 startup as one of the first engineering hires, reporting directly to the founders and defining the company's operational DNA.
• Deliver massive tangible impact by cutting order processing times from hours to minutes for manufacturers that run the country’s physical infrastructure.
• Receive a highly competitive package including $120K-$150K salary and a significant $400K equity stake with relocation support to New York City.

What you will do

• Embed directly with customers at manufacturing facilities to understand complex RFQ flows and translate operational friction into automated software solutions.
• Ship end-to-end features, from agent configuration and ERP integrations to migration scripts, maintaining full ownership of everything you scope and build.
• Drive the core product roadmap by identifying breakage and opportunities on-site before anyone else, ensuring the product evolves with real-world manufacturing needs.

The ideal candidate

• Possesses 0-3 years of software engineering experience and a degree from a top CS program, with a genuine passion or background in American manufacturing.
• Demonstrates full-stack proficiency in Python, Next.js, and PostgreSQL, with the ability to quickly master LLM orchestration and complex agent workflows.
• Maintains exceptional interpersonal skills to build immediate trust with C-suite operators and a builder bias that prioritizes shipping high-quality code at speed.

Who are Jack & Jill?

Ok, I'll go first. I'm Jack, an AI that gets to know you on a quick call, learning what you're great at and what you want from your career. Then I help you land your dream job by finding unmissable opportunities as they come up, supporting you with applications, interview prep, and moral support.

And I'm Jill, an AI Recruiter who talks to companies to understand who they're looking to hire. Then I recruit from Jack's network, making an introduction when I spot an excellent candidate.

How does this work?

• Jack's an AI agent for job searching and career coaching. He works for you.
• Jill is the AI recruiter working for the company. She recruits from Jack's network.
• If it's a match and the company wants to meet you, they'll make the intro. In the meantime, if you'd like, Jack will send you excellent alternatives.

We never post fake jobs

This isn't a trick. This is an open role that Jill is currently recruiting for from Jack's network.
Sometimes Jill's clients ask her to anonymize their jobs when she advertises them, which means she can't share all the details in the job description.
We appreciate this can make them look a bit suspect, but there isn't much we can do about it.

Give Jack a spin! You could land this role. If not, most people find him incredibly helpful with their job search, and we're giving his services away for free.

#LI-JANDJLIVE

She will pick the best candidates from Jack's network.

The next step is to speak to Jack.

Job Title

Founding Game Engineer

Salary

£90k–£130k + Equity

Company Description

Pebble is a London-based startup founded by former Google and Synthesia leaders building the first generative learning world for children. The team is creating a 3D exploration game where kids interact with an unscripted AI companion, bridging the gap between passive digital content and active, educational play.

Job Description

As the first game engineer, you will own the gameplay and engine architecture for an AI-driven 3D world. You'll build generative systems and procedural environments that adapt to each child's needs in real-time. This is a rare opportunity to define the engineering foundation of an entirely new category of interactive education.

Location

London, UK (Remote Friendly)

Why this role is remarkable

• Founding role with the autonomy to set the architectural standards and engineering culture for a high-potential AI startup from day one.
• Led by an elite founding team including the first product hire at Synthesia (scaled $3M-$100M ARR) and the founder of Neoplants ($25M+ raised).
• Work at the cutting edge of AI and gaming by building complex procedural generation systems where AI is the core product, not just a feature.

What you will do

• Architect and own the gameplay systems, procedural world generation, and progression mechanics within a live Unity-based 3D environment.
• Collaborate with AI engineers to integrate open-ended voice and LLM-driven companion behaviors directly into the real-time game loop.
• Develop high-performance systems and internal tooling to ensure a coherent, responsive experience for children while maintaining strict frame budgets.

The ideal candidate

• Extensive experience shipping 3D games or real-time products, with deep expertise in Unity (C#) and core engine systems.
• Proven track record building complex procedural or generative systems and managing the performance/memory constraints of live-service games.
• Enthusiastic adopter of AI-driven development workflows who is passionate about creating safe, engaging, and educational digital experiences for children.

Who are Jack & Jill?

Ok, I'll go first. I'm Jack, an AI that gets to know you on a quick call, learning what you're great at and what you want from your career. Then I help you land your dream job by finding unmissable opportunities as they come up, supporting you with applications, interview prep, and moral support.

And I'm Jill, an AI Recruiter who talks to companies to understand who they're looking to hire. Then I recruit from Jack's network, making an introduction when I spot an excellent candidate.

How does this work?

• Jack's an AI agent for job searching and career coaching. He works for you.
• Jill is the AI recruiter working for the company. She recruits from Jack's network.
• If it's a match and the company wants to meet you, they'll make the intro. In the meantime, if you'd like, Jack will send you excellent alternatives.

We never post fake jobs

This isn't a trick. This is an open role that Jill is currently recruiting for from Jack's network.
Sometimes Jill's clients ask her to anonymize their jobs when she advertises them, which means she can't share all the details in the job description.
We appreciate this can make them look a bit suspect, but there isn't much we can do about it.

Give Jack a spin! You could land this role. If not, most people find him incredibly helpful with their job search, and we're giving his services away for free.

#LI-JANDJLIVE

She will pick the best candidates from Jack's network.

The next step is to speak to Jack.

Job Title

Senior AI QA Engineer

Salary

£60,000-£70,000

Company Description

Chip Financial Ltd is an FCA-regulated high-growth fintech building the UK’s premier investment super app for over 500,000 users. Focused on AI-driven wealth management, the company is scaling its platform to offer intelligent, personalized financial tools within a robust, distributed microservices architecture on AWS.

Job Description

Join Chip Financial Ltd to lead quality for our AI-driven wealth management platform. You will own the strategy for non-deterministic, LLM-powered features, building automation frameworks and performance testing suites across a TypeScript microservices architecture. This is a high-impact role for an engineer who excels at shifting quality left in a fast-paced environment.

Location

London, UK

Why this role is remarkable

• Lead the quality strategy for a cutting-edge investment super app, moving beyond traditional test cases to shape how a regulated fintech delivers AI-driven personalization.
• Tackle unique engineering challenges by validating non-deterministic agentic systems, managing LLM hallucinations, and ensuring safety in a probabilistic wealth management environment.
• Join a high-traction, FCA-regulated scale-up with 500k+ users and a fast-moving culture that rewards ownership, independence, and an early Friday finish.

What you will do

• Define and execute the end-to-end quality strategy for the Wealth Management business line, embedding testing early in the architecture and product design phases.
• Architect and scale automated testing frameworks for TypeScript microservices and APIs on AWS, enabling developer self-sufficiency and maintaining high-velocity CI/CD pipelines.
• Own performance testing using tools like K6 to design realistic load models, analyze results, and partner with engineering to optimize distributed system reliability.

The ideal candidate

• Brings over 7 years of QA experience with a track record of owning quality strategy for complex, modern service-oriented architectures rather than just executing plans.
• Possesses deep technical proficiency in TypeScript or a similar language, with hands-on experience building automated test suites for distributed microservices and AWS infrastructure.
• Demonstrates a strong understanding of testing AI systems, including validation strategies for non-deterministic outputs, output quality scoring, and proactive observability using tools like Datadog.

Who are Jack & Jill?

Ok, I'll go first. I'm Jack, an AI that gets to know you on a quick call, learning what you're great at and what you want from your career. Then I help you land your dream job by finding unmissable opportunities as they come up, supporting you with applications, interview prep, and moral support.

And I'm Jill, an AI Recruiter who talks to companies to understand who they're looking to hire. Then I recruit from Jack's network, making an introduction when I spot an excellent candidate.

How does this work?

• Jack's an AI agent for job searching and career coaching. He works for you.
• Jill is the AI recruiter working for the company. She recruits from Jack's network.
• If it's a match and the company wants to meet you, they'll make the intro. In the meantime, if you'd like, Jack will send you excellent alternatives.

We never post fake jobs

This isn't a trick. This is an open role that Jill is currently recruiting for from Jack's network.
Sometimes Jill's clients ask her to anonymize their jobs when she advertises them, which means she can't share all the details in the job description.
We appreciate this can make them look a bit suspect, but there isn't much we can do about it.

Give Jack a spin! You could land this role. If not, most people find him incredibly helpful with their job search, and we're giving his services away for free.

#LI-JANDJLIVE

She will pick the best candidates from Jack's network.

The next step is to speak to Jack.

===

Job Title

Full-Stack Engineer

Salary

Not Disclosed

Company Description

Early-stage NYC tech startup

Job Description

Join a fast-paced team building product from the ground up. As a Full-Stack Engineer, you will own features end-to-end using TypeScript, React, Node.js, and PostgreSQL. You’ll play a pivotal role in shaping both the product and engineering culture while delivering high-quality solutions to real users in a collaborative hybrid environment.

Location

New York City, USA

Why this role is remarkable

• True end-to-end ownership over product features and technical decisions.
• Backed by top-tier VCs at an exciting early stage of growth.
• Directly influence engineering culture and product direction from the ground up.

What you will do

• Scope, build, and deploy high-impact features across the full stack.
• Collaborate on product strategy and turn outcomes into technical realities.
• Iterate on consumer and B2B products using modern web technologies.

The ideal candidate

• 3 to 5 years of professional engineering experience with a modern web stack.
• Proven track record of shipping production-ready products to real users.
• Strong proficiency in TypeScript, React, Node.js, and PostgreSQL, with familiarity in Next.js or GraphQL.

===

Who are Jack & Jill?

Ok, I'll go first. I'm Jack, an AI that gets to know you on a quick call, learning what you're great at and what you want from your career. Then I help you land your dream job by finding unmissable opportunities as they come up, supporting you with applications, interview prep, and moral support.

And I'm Jill, an AI Recruiter who talks to companies to understand who they're looking to hire. Then I recruit from Jack's network, making an introduction when I spot an excellent candidate.

How does this work?

• Jack's an AI agent for job searching and career coaching. He works for you.
• Jill is the AI recruiter working for the company. She recruits from Jack's network.
• If it's a match and the company wants to meet you, they'll make the intro. In the meantime, if you'd like, Jack will send you excellent alternatives.

We never post fake jobs

This isn't a trick. This is an open role that Jill is currently recruiting for from Jack's network.
Sometimes Jill's clients ask her to anonymize their jobs when she advertises them, which means she can't share all the details in the job description.
We appreciate this can make them look a bit suspect, but there isn't much we can do about it.

Give Jack a spin! You could land this role. If not, most people find him incredibly helpful with their job search, and we're giving his services away for free.

#LI-JANDJLIVE

To apply, speak to Jack. He's an AI agent that sends you unmissable jobs and then helps you ace the interview. He’ll make sure you are considered for this role, and help you find others if you ask.

Title:
Full-Stack Software Engineer at Fast-growing voice AI startup

Job Title

Full-Stack Software Engineer

Salary

Not Disclosed

Company Description

Fast-growing voice AI startup

Job Description

Join a stealth startup building the next generation of voice AI products for small businesses. As a Full-Stack Software Engineer, you'll have high ownership, directly contributing to our voice AI platform's product experience. We seek a driven, product-minded engineer ready to make an immediate impact from day one.

Location

Remote

Why this role is remarkable

• High degree of ownership and direct impact on a cutting-edge voice AI product.
• Opportunity to shape the foundational technology of a next-generation platform.
• Work with a lean, agile team in a fast-paced, innovative startup environment.

What you will do

• Develop and implement features across the full stack using Node.js and Next.js.
• Integrate with various 3rd party systems like payments, CRMs, and scheduling software.
• Contribute to a best-in-class voice experience for business owners.

The ideal candidate

• 2+ years of software engineering experience with Node.js, Next.js, and JavaScript frameworks.
• Strong product sense and an appreciation for well-designed products and apps.
• Excellent English communication skills and a relevant degree in Computer Science or related field.

How to Apply:

To apply for this job speak to Jack, our AI recruiter.

Step 1. Visit our website
Step 2. Click 'Speak with Jack'.
Step 3. Login with your LinkedIn profile.
Step 4. Talk to Jack for 20 minutes so he can understand your experience and ambitions.
Step 5. If the hiring manager would like to meet you, Jack will make the introduction.

#LI-JANDJLIVE

She will pick the best candidates from Jack's network.

The next step is to speak to Jack.

Job Title

Head of Platform Engineering

Salary

£225,000 + Equity

Company Description

Model ML is a $75M Series A London-based AI company building an intelligent workspace for the financial services industry. Backed by FT Partners and YC W24, the platform serves major global banks and private equity firms who trust Model ML for their most sensitive financial analysis and data workflows.

Job Description

As Head of Platform Engineering at Model ML, you will lead the evolution of production-grade infrastructure for the AI era. Based in Kings Cross, you’ll own the end-to-end cloud strategy, scaling our Azure/AKS environment and leading a growing team. You’ll ensure high availability, security, and compliance for the world’s leading financial institutions.

Location

London, UK

Why this role is remarkable

• Lead the platform function at a high-growth, YC-backed AI startup reimagining the Bloomberg Terminal for top-tier financial institutions.
• Secure massive ownership with a $75M Series A war chest and a mandate to scale the platform team from 3 to 9 engineers by 2026.
• Work in a high-intensity, mission-critical environment where your infrastructure directly enables AI-driven workflows for the world's most sophisticated private equity firms and banks.

What you will do

• Architect and scale cloud infrastructure using Azure, AKS, and Terraform to support rapid product growth and demanding financial service workloads.
• Build and maintain robust CI/CD pipelines and observability frameworks to ensure system reliability, performance, and seamless software delivery across all services.
• Lead the company through SOC 2 and ISO 27001 audits, implementing rigorous security, secrets management, and compliance measures across the entire platform.

The ideal candidate

• Has 10+ years of experience in infrastructure and platform engineering, specifically architecting and operating production-grade Kubernetes and Terraform environments at scale.
• Demonstrates a proven track record of leading and scaling engineering teams in high-growth startup environments with a focus on operational excellence.
• Thrives in a fast-paced, high-ownership culture and possesses deep experience navigating complex compliance frameworks like SOC 2, ISO 27001, or GDPR.

Who are Jack & Jill?

Ok, I'll go first. I'm Jack, an AI that gets to know you on a quick call, learning what you're great at and what you want from your career. Then I help you land your dream job by finding unmissable opportunities as they come up, supporting you with applications, interview prep, and moral support.

And I'm Jill, an AI Recruiter who talks to companies to understand who they're looking to hire. Then I recruit from Jack's network, making an introduction when I spot an excellent candidate.

How does this work?

• Jack's an AI agent for job searching and career coaching. He works for you.
• Jill is the AI recruiter working for the company. She recruits from Jack's network.
• If it's a match and the company wants to meet you, they'll make the intro. In the meantime, if you'd like, Jack will send you excellent alternatives.

We never post fake jobs

This isn't a trick. This is an open role that Jill is currently recruiting for from Jack's network.
Sometimes Jill's clients ask her to anonymize their jobs when she advertises them, which means she can't share all the details in the job description.
We appreciate this can make them look a bit suspect, but there isn't much we can do about it.

Give Jack a spin! You could land this role. If not, most people find him incredibly helpful with their job search, and we're giving his services away for free.

#LI-JANDJLIVE

She will pick the best candidates from Jack's network.

The next step is to speak to Jack.

Job Title

Founding Product Platform Engineer

Salary

£120k-£150k + Equity

Company Description

OpenHuman is a pre-seed startup backed by tier-1 European investors building a decision platform that helps high-stakes teams explore possible outcomes and understand uncertainty.

Job Description

Join OpenHuman as the first dedicated product engineering hire to build the platform layer for high-stakes decision-making. You will transition technical workflows into a repeatable B2B product, designing clear interfaces for complex AI outputs. This high-ownership role involves full-stack development across Python and React to create durable, trustworthy software.

Location

London, UK

Why this role is remarkable

• Founding-level scope to build the product platform layer from first principles alongside a pre-seed team.
• Backed by tier-1 European investors, addressing complex engineering challenges in reliability, data workflows, and AI UX.
• High-impact role with meaningful founding equity and direct influence on the company’s engineering standards and culture.

What you will do

• Develop core full-stack features using Python and React, transforming technical prototypes into scalable, well-instrumented product surfaces.
• Architect platform foundations including auth, permissions, and APIs to ensure multi-tenant workspaces operate safely and reliably.
• Build internal tooling and customer-facing interfaces that translate sophisticated AI workflows into clear, navigable, and trustworthy software experiences.

The ideal candidate

• Has 5+ years of production software experience with strong proficiency in Python, FastAPI, React, and modern TypeScript.
• Demonstrates expert SQL and data modeling skills, comfortable navigating data-heavy environments and modern warehouses like BigQuery or Snowflake.
• Possesses a strong taste for product engineering and the ability to ship reliable cloud systems, ideally with exposure to LLM-powered tools.

Who are Jack & Jill?

Ok, I'll go first. I'm Jack, an AI that gets to know you on a quick call, learning what you're great at and what you want from your career. Then I help you land your dream job by finding unmissable opportunities as they come up, supporting you with applications, interview prep, and moral support.

And I'm Jill, an AI Recruiter who talks to companies to understand who they're looking to hire. Then I recruit from Jack's network, making an introduction when I spot an excellent candidate.

How does this work?

• Jack's an AI agent for job searching and career coaching. He works for you.
• Jill is the AI recruiter working for the company. She recruits from Jack's network.
• If it's a match and the company wants to meet you, they'll make the intro. In the meantime, if you'd like, Jack will send you excellent alternatives.

We never post fake jobs

This isn't a trick. This is an open role that Jill is currently recruiting for from Jack's network.
Sometimes Jill's clients ask her to anonymize their jobs when she advertises them, which means she can't share all the details in the job description.
We appreciate this can make them look a bit suspect, but there isn't much we can do about it.

Give Jack a spin! You could land this role. If not, most people find him incredibly helpful with their job search, and we're giving his services away for free.

#LI-JANDJLIVE

She will pick the best candidates from Jack's network.

The next step is to speak to Jack.

Job Title

Software Engineer

Salary

$150k-$250k+

Company Description

Fiddle is an early-stage startup in San Francisco building a new category of design tooling: an IDE for taste-makers that pairs a codebase with an infinite canvas to bridge the gap between design and production.

Job Description

Join a small founding team in San Francisco as a Software Engineer owning frontend architecture. You will build high-performance canvas virtualization and component systems that allow designers to work directly with production code. This is a hands-on role at the intersection of creative tools and engineering where interface is the product.

Location

San Francisco, USA

Why this role is remarkable

• Join an elite founding team including a designer-founder and lead engineers formerly of Razorpay and Zepto to build a category-defining tool.
• Work in a high-density, in-person environment in San Francisco where "taste is the only moat" and craft is prioritized above all else.
• Own the core architecture of a product that replaces painful handoffs and static mockups with an infinite canvas paired directly with production code.

What you will do

• Architect the core product interface and implement complex virtualization to support an infinite canvas with seamless scaling and high-performance rendering.
• Develop sophisticated component systems that pull production code into the editor, enabling designers and engineers to collaborate within a single environment.
• Build robust branching and version control features to ensure that users can prototype rapidly and ship experiences straight to production safely.

The ideal candidate

• Possesses deep frontend craft with expert-level knowledge of React, Vite, and Tailwind, and a history of building complex, performant, and interactive UIs.
• Demonstrates a product-first mindset and "founding energy," ideally with previous experience as a founder or at an early-stage, high-growth startup.
• Values intense debate and feedback as a means to improve the product and has a track record of shipping high-quality creative or technical tools.

Who are Jack & Jill?

Ok, I'll go first. I'm Jack, an AI that gets to know you on a quick call, learning what you're great at and what you want from your career. Then I help you land your dream job by finding unmissable opportunities as they come up, supporting you with applications, interview prep, and moral support.

And I'm Jill, an AI Recruiter who talks to companies to understand who they're looking to hire. Then I recruit from Jack's network, making an introduction when I spot an excellent candidate.

How does this work?

• Jack's an AI agent for job searching and career coaching. He works for you.
• Jill is the AI recruiter working for the company. She recruits from Jack's network.
• If it's a match and the company wants to meet you, they'll make the intro. In the meantime, if you'd like, Jack will send you excellent alternatives.

We never post fake jobs

This isn't a trick. This is an open role that Jill is currently recruiting for from Jack's network.
Sometimes Jill's clients ask her to anonymize their jobs when she advertises them, which means she can't share all the details in the job description.
We appreciate this can make them look a bit suspect, but there isn't much we can do about it.

Give Jack a spin! You could land this role. If not, most people find him incredibly helpful with their job search, and we're giving his services away for free.

#LI-JANDJLIVE

She will pick the best candidates from Jack's network.

The next step is to speak to Jack.

Job Title

Robotics Engineer – Systems & Sensing

Salary

£100k-£175k + Equity

Company Description

Adexis is a London-based frontier research lab solving dexterous manipulation to achieve physical general intelligence, backed by leading investors and top-tier researchers from Anthropic, ElevenLabs, and Google DeepMind.

Job Description

As a founding hire at Adexis, you will architect the real-time systems connecting AI models to physical hardware. You will build high-rate sensor nodes and the inference stack that serves as the robot's nervous system, ensuring every signal is processed with hard real-time precision to enable reliable, complex dexterous manipulation in the real world.

Location

London, UK

Why this role is remarkable

• Join a talent-dense founding team modeled after history’s greatest labs like Bell Labs and the Manhattan Project to solve the hardest problems in robotics.
• Work alongside elite researchers from Anthropic, ElevenLabs, and Google DeepMind on a mission to bring machines the power of touch and reach physical general intelligence.
• Influence the fundamental architecture of the nervous system for next-generation robots, moving research out of notebooks and onto reliable hardware systems.

What you will do

• Develop and own the inference node, running complex policies on physical hardware under hard real-time constraints and tight timing guarantees.
• Build sensor nodes that synchronize and stream multi-modal data, including high-rate force and contact signals, to provide the robot with a sense of touch.
• Own the entire stack's synchronization and latency, ensuring hardware components like arms, hands, and sensors work together as one reliable, high-performance system.

The ideal candidate

• Proven experience building and shipping real-time robotics systems onto hardware that runs reliably in production environments, not just in controlled demonstrations.
• Fluent in low-latency systems programming and deeply familiar with the nuances of sensor timing, data synchronization, and signal drift in physical systems.
• Demonstrated ability to integrate unfamiliar sensors and actuators from technical datasheets into working nodes with clean interfaces and robust performance.

Who are Jack & Jill?

Ok, I'll go first. I'm Jack, an AI that gets to know you on a quick call, learning what you're great at and what you want from your career. Then I help you land your dream job by finding unmissable opportunities as they come up, supporting you with applications, interview prep, and moral support.

And I'm Jill, an AI Recruiter who talks to companies to understand who they're looking to hire. Then I recruit from Jack's network, making an introduction when I spot an excellent candidate.

How does this work?

• Jack's an AI agent for job searching and career coaching. He works for you.
• Jill is the AI recruiter working for the company. She recruits from Jack's network.
• If it's a match and the company wants to meet you, they'll make the intro. In the meantime, if you'd like, Jack will send you excellent alternatives.

We never post fake jobs

This isn't a trick. This is an open role that Jill is currently recruiting for from Jack's network.
Sometimes Jill's clients ask her to anonymize their jobs when she advertises them, which means she can't share all the details in the job description.
We appreciate this can make them look a bit suspect, but there isn't much we can do about it.

Give Jack a spin! You could land this role. If not, most people find him incredibly helpful with their job search, and we're giving his services away for free.

#LI-JANDJLIVE

She will pick the best candidates from Jack's network.

The next step is to speak to Jack.

Job Title

Platform Engineer

Salary

$180k-$250k + Equity

Company Description

GovSignals is an AI system of work for government contracting, uniquely authorized for FedRAMP High and IL5 environments. Managing billions in contract data, the company monitors over 5,000 government sources to close the gap between capability procurement and adversary deployment for mission-critical agencies and Fortune 500 primes.

Job Description

Join GovSignals as a founding platform engineer owning the data and deployment infrastructure for AI-driven government contracting. You will scale ingestion for 10,000+ data sources, manage secure environments across AWS GovCloud and Cloudflare, and build agentic harnesses that power billions in contract volume. This role directly impacts national security infrastructure.

Location

New York, USA

Why this role is remarkable

• Join as a founding member of the platform team, working directly with the CTO and co-founders from Palantir and the DIA to own the core infrastructure.
• Work in a high-stakes environment as the only startup managing government data with AI across both FedRAMP High and DoD Impact Level 5 settings.
• Build in the historic Brooklyn Navy Yard for a well-funded startup that has achieved massive regulatory milestones and onboarded household names in under two years.

What you will do

• Build and scale the ingestion and storage infrastructure for 10,000+ government data sources using Postgres logical replication and object storage on S3 and R2.
• Ship a single codebase to diverse environments including commercial SaaS on Cloudflare Workers and self-hosted Kubernetes in AWS GovCloud for restricted networks.
• Develop infrastructure where AI agents are first-class users, including agentic harnesses that support billions in government contract volume and automated remediation loops.

The ideal candidate

• Has 5+ years of experience in backend or platform engineering with deep expertise in Postgres internals and Kubernetes in production environments.
• Brings a security-first mindset and proven experience taking complex systems through real scale, such as significant migrations or major throughput walls.
• Demonstrates proficiency in TypeScript or Python and a heavy reliance on AI tools to accelerate work within regulated or highly sensitive environments.

Who are Jack & Jill?

Ok, I'll go first. I'm Jack, an AI that gets to know you on a quick call, learning what you're great at and what you want from your career. Then I help you land your dream job by finding unmissable opportunities as they come up, supporting you with applications, interview prep, and moral support.

And I'm Jill, an AI Recruiter who talks to companies to understand who they're looking to hire. Then I recruit from Jack's network, making an introduction when I spot an excellent candidate.

How does this work?

• Jack's an AI agent for job searching and career coaching. He works for you.
• Jill is the AI recruiter working for the company. She recruits from Jack's network.
• If it's a match and the company wants to meet you, they'll make the intro. In the meantime, if you'd like, Jack will send you excellent alternatives.

We never post fake jobs

This isn't a trick. This is an open role that Jill is currently recruiting for from Jack's network.
Sometimes Jill's clients ask her to anonymize their jobs when she advertises them, which means she can't share all the details in the job description.
We appreciate this can make them look a bit suspect, but there isn't much we can do about it.

Give Jack a spin! You could land this role. If not, most people find him incredibly helpful with their job search, and we're giving his services away for free.

#LI-JANDJLIVE

She will pick the best candidates from Jack's network.

The next step is to speak to Jack.

Job Title

Software Engineer

Salary

$180k-$300k + Equity

Company Description

High-growth AI voice startup

Job Description

You will own core software components end-to-end, from architecture to production reliability. Focusing on AI voice orchestration, simulation systems, and outbound strategy, you'll build autonomous agents that lead complex conversations. This role offers the chance to ship rapidly alongside a high-density team of industry veterans while shaping the future of conversational AI.

Location

San Francisco, USA

Why this role is remarkable

• Join an elite team of engineers from top-tier tech companies and universities building cutting-edge voice orchestration.
• Work at a well-funded, Series A-backed startup that has achieved significant market traction and massive scale in record time.
• Own mission-critical infrastructure for AI agents that move beyond simple follow-the-leader interactions to drive goal-oriented conversations.

What you will do

• Architect and implement core systems for AI agent orchestration, voice infrastructure, and large-scale call scheduling.
• Build advanced simulation and evaluation frameworks to ensure the reliability and persuasiveness of autonomous voice agents.
• Collaborate with founders and product teams to translate customer requirements into maintainable, scalable software solutions using AI coding tools.

The ideal candidate

• Extensive experience designing and delivering major product features within high-growth startup environments, ideally from Seed to Series B.
• Expert proficiency in at least one major programming language and a deep understanding of software design patterns and best practices.
• Proven ability to leverage AI coding agents and internal tooling to increase shipping velocity while maintaining high code quality.

Who are Jack & Jill?

Ok, I'll go first. I'm Jack, an AI that gets to know you on a quick call, learning what you're great at and what you want from your career. Then I help you land your dream job by finding unmissable opportunities as they come up, supporting you with applications, interview prep, and moral support.

And I'm Jill, an AI Recruiter who talks to companies to understand who they're looking to hire. Then I recruit from Jack's network, making an introduction when I spot an excellent candidate.

How does this work?

• Jack's an AI agent for job searching and career coaching. He works for you.
• Jill is the AI recruiter working for the company. She recruits from Jack's network.
• If it's a match and the company wants to meet you, they'll make the intro. In the meantime, if you'd like, Jack will send you excellent alternatives.

We never post fake jobs

This isn't a trick. This is an open role that Jill is currently recruiting for from Jack's network.
Sometimes Jill's clients ask her to anonymize their jobs when she advertises them, which means she can't share all the details in the job description.
We appreciate this can make them look a bit suspect, but there isn't much we can do about it.

Give Jack a spin! You could land this role. If not, most people find him incredibly helpful with their job search, and we're giving his services away for free.

#LI-JANDJLIVE

She will pick the best candidates from Jack's network.

The next step is to speak to Jack.

Job Title

Cloud Engineer

Salary

Not Disclosed

Company Description

Prior Labs GmbH is an AI research and engineering organization focused on building and scaling foundation models that define the next generation of machine intelligence.

Job Description

As a Cloud Engineer at Prior Labs GmbH, you will architect the core infrastructure powering next-generation foundation models. You’ll design scalable backend systems, manage cloud-native deployments, and establish MLOps best practices. Working alongside world-class researchers, you'll bridge the gap between cutting-edge AI research and reliable, production-grade systems in a high-impact environment.

Location

Berlin, Germany

Why this role is remarkable

• You will have complete ownership over the architectural decisions and engineering best practices for serving state-of-the-art AI foundation models.
• This is a rare opportunity to build the backbone of an AI company from the ground up, working directly with top-tier AI researchers.
• The role offers significant autonomy and a clear path toward technical leadership or specialization in ML infrastructure as the team expands.

What you will do

• Design and implement robust, secure backend systems and production-grade APIs for serving and fine-tuning core foundation models.
• Manage core cloud infrastructure using Terraform for Infrastructure as Code (IaC), focusing on reliability, observability, and cost-efficiency.
• Implement secure, GDPR-compliant data storage and access controls while driving high standards for CI/CD and automated testing.

The ideal candidate

• Has 3+ years of professional experience in cloud engineering, SRE, or data platform roles with a track record of managing production infrastructure.
• Demonstrates proficiency in Python and hands-on experience with containerization and orchestration technologies like Docker and Kubernetes.
• Possesses a strong understanding of data modeling and processing, ideally with experience in MLOps or data warehousing platforms like Snowflake.

Who are Jack & Jill?

Ok, I'll go first. I'm Jack, an AI that gets to know you on a quick call, learning what you're great at and what you want from your career. Then I help you land your dream job by finding unmissable opportunities as they come up, supporting you with applications, interview prep, and moral support.

And I'm Jill, an AI Recruiter who talks to companies to understand who they're looking to hire. Then I recruit from Jack's network, making an introduction when I spot an excellent candidate.

How does this work?

• Jack's an AI agent for job searching and career coaching. He works for you.
• Jill is the AI recruiter working for the company. She recruits from Jack's network.
• If it's a match and the company wants to meet you, they'll make the intro. In the meantime, if you'd like, Jack will send you excellent alternatives.

We never post fake jobs

This isn't a trick. This is an open role that Jill is currently recruiting for from Jack's network.
Sometimes Jill's clients ask her to anonymize their jobs when she advertises them, which means she can't share all the details in the job description.
We appreciate this can make them look a bit suspect, but there isn't much we can do about it.

Give Jack a spin! You could land this role. If not, most people find him incredibly helpful with their job search, and we're giving his services away for free.

#LI-JANDJLIVE

She will pick the best candidates from Jack's network.

The next step is to speak to Jack.

Job Title

Software Engineer

Salary

$230k-$250k + Equity

Company Description

Valon Technologies, Inc. is a Series C fintech backed by a16z building an AI-native operating system for regulated finance. After proving their platform by managing $110B+ in loans with 60%+ margins, they are now deploying their unified mortgage servicing software to major enterprises across the industry.

Job Description

Join Valon Technologies, Inc. to build the foundational infrastructure for regulated finance. You will develop robust, scalable systems in Python and React that manage billions of dollars while navigating complex federal regulations. Working alongside a senior team from Stripe and Google, you’ll ship high-impact software that transforms archaic financial sectors into programmable, AI-ready operations.

Location

New York/San Francisco, USA or Remote

Why this role is remarkable

• Work on a mission-critical "AI-native operating system" for the $11T mortgage industry, backed by top-tier investors like Andreessen Horowitz.
• Join a high-density talent environment with engineers from Jane Street, Stripe, and Meta, offering unparalleled peer learning and technical autonomy.
• Solve genuine complexity by building software that encodes rigid federal regulations into extensible codebases, rather than just building on legacy wrappers.

What you will do

• Design and build robust, extensible infrastructure capable of handling $110B+ in loans and evolving state and agency compliance requirements.
• Collaborate cross-functionally with Product and Design to create seamless, data-rich experiences for enterprise clients and mortgage customers.
• Scale backend services using Python, Docker, and Kubernetes on Google Cloud Platform to maintain 100% accuracy in high-stakes financial transactions.

The ideal candidate

• Has 4+ years of professional software engineering experience building and scaling quality applications in complex, production-grade environments.
• Demonstrates strong proficiency in Python or similar backend languages, with a track record of designing scalable distributed systems from scratch.
• Possesses the communication skills and intellectual curiosity required to navigate the intersection of technical architecture and highly regulated financial industries.

Who are Jack & Jill?

Ok, I'll go first. I'm Jack, an AI that gets to know you on a quick call, learning what you're great at and what you want from your career. Then I help you land your dream job by finding unmissable opportunities as they come up, supporting you with applications, interview prep, and moral support.

And I'm Jill, an AI Recruiter who talks to companies to understand who they're looking to hire. Then I recruit from Jack's network, making an introduction when I spot an excellent candidate.

How does this work?

• Jack's an AI agent for job searching and career coaching. He works for you.
• Jill is the AI recruiter working for the company. She recruits from Jack's network.
• If it's a match and the company wants to meet you, they'll make the intro. In the meantime, if you'd like, Jack will send you excellent alternatives.

We never post fake jobs

This isn't a trick. This is an open role that Jill is currently recruiting for from Jack's network.
Sometimes Jill's clients ask her to anonymize their jobs when she advertises them, which means she can't share all the details in the job description.
We appreciate this can make them look a bit suspect, but there isn't much we can do about it.

Give Jack a spin! You could land this role. If not, most people find him incredibly helpful with their job search, and we're giving his services away for free.

#LI-JANDJLIVE

She will pick the best candidates from Jack's network.

The next step is to speak to Jack.

Job Title

Senior Engineering Manager

Salary

Not Disclosed

Company Description

Plentific Ltd is a London-based technology company dedicated to building innovative platforms through its engineering department. Operating from the heart of the City of London, the organization focuses on technical excellence and scaling robust solutions to serve its expanding user base while fostering a collaborative environment for engineering talent.

Job Description

As a Senior Engineering Manager at Plentific Ltd, you will lead high-performing teams to deliver impactful software solutions. You will be responsible for technical strategy, people development, and operational excellence within the engineering department. This role offers the opportunity to shape the engineering culture and drive the technical direction of a dynamic London-based team.

Location

London, UK

Why this role is remarkable

• Lead and scale talented engineering squads in the heart of London's vibrant technology sector.
• Directly influence the technical roadmap and organizational growth at Plentific Ltd through strategic leadership.
• Work in a high-growth environment that prioritizes technical innovation, professional development, and engineering best practices.

What you will do

• Manage and mentor multiple engineering teams to ensure high-quality software delivery and sustainable career growth for individuals.
• Collaborate with product and design leaders to define, prioritize, and execute the long-term technical and product strategy.
• Optimize engineering processes and foster a culture of continuous improvement, technical excellence, and cross-team collaboration.

The ideal candidate

• Proven experience managing multiple engineering teams within a fast-paced, high-growth technology environment or scale-up.
• Strong technical background with the ability to provide architectural guidance and oversee complex, scalable system designs.
• Exceptional communication and leadership skills with a track record of building diverse, inclusive, and high-performing cultures.

Who are Jack & Jill?

Ok, I'll go first. I'm Jack, an AI that gets to know you on a quick call, learning what you're great at and what you want from your career. Then I help you land your dream job by finding unmissable opportunities as they come up, supporting you with applications, interview prep, and moral support.

And I'm Jill, an AI Recruiter who talks to companies to understand who they're looking to hire. Then I recruit from Jack's network, making an introduction when I spot an excellent candidate.

How does this work?

• Jack's an AI agent for job searching and career coaching. He works for you.
• Jill is the AI recruiter working for the company. She recruits from Jack's network.
• If it's a match and the company wants to meet you, they'll make the intro. In the meantime, if you'd like, Jack will send you excellent alternatives.

We never post fake jobs

This isn't a trick. This is an open role that Jill is currently recruiting for from Jack's network.
Sometimes Jill's clients ask her to anonymize their jobs when she advertises them, which means she can't share all the details in the job description.
We appreciate this can make them look a bit suspect, but there isn't much we can do about it.

Give Jack a spin! You could land this role. If not, most people find him incredibly helpful with their job search, and we're giving his services away for free.

#LI-JANDJLIVE

She will pick the best candidates from Jack's network.

The next step is to speak to Jack.

Title:
Backend Engineer (AI Agents) (€100k-€160k + Equity) at Maze - Series A AI Cybersecurity Startup

Job Title

Backend Engineer (AI Agents)

Salary

€100k-€160k + Equity

Company Description

Maze - Series A cybersecurity startup building autonomous AI agents

Job Description

Join a high-caliber engineering team building autonomous AI agents that investigate and resolve cloud security vulnerabilities for Fortune 200 companies. As the second dedicated hire for the AI Agents team, you will design and scale production-grade agentic systems, moving beyond LLM prototypes to build sophisticated, multi-step autonomous decision loops that solve critical security risks.

Location

Remote, UK/EU

Why this role is remarkable

• Work at the bleeding edge of AI by moving past simple wrappers to build true agentic architectures with planner-executor patterns and autonomous decision-making loops.
• Join a proven leadership team with deep experience in Big Tech and successful exits, backed by $25M in Series A funding from Theory Ventures.
• Gain immense ownership in a lean, elite team of 30 where you will directly influence the architecture of a product already serving global enterprise customers.

What you will do

• Design and implement backend systems that support complex, multi-step agentic workloads and tool-calling architectures using Python and AWS.
• Take end-to-end ownership of the development lifecycle, from initial AI agent prototyping to deploying scalable production services.
• Collaborate with senior leaders and founding engineers to optimize application performance, security, and reliability for high-stakes cybersecurity environments.

The ideal candidate

• 7+ years of professional backend development experience, with a mastery of Python and cloud-native architectures on AWS.
• Proven track record of productionizing AI agents or complex LLM workflows using frameworks like LangChain, LangGraph, or LlamaIndex.
• Strong systems design background with experience in asynchronous processing, event-driven architectures, and building robust evaluation frameworks for AI performance.

Who are Jack & Jill?

Ok, I'll go first. I'm Jack, an AI that gets to know you on a quick call, learning what you're great at and what you want from your career. Then I help you land your dream job by finding unmissable opportunities as they come up, supporting you with applications, interview prep, and moral support.

And I'm Jill, an AI Recruiter who talks to companies to understand who they're looking to hire. Then I recruit from Jack's network, making an introduction when I spot an excellent candidate.

How does this work?

• Jack's an AI agent for job searching and career coaching. He works for you.
• Jill is the AI recruiter working for the company. She recruits from Jack's network.
• If it's a match and the company wants to meet you, they'll make the intro. In the meantime, if you'd like, Jack will send you excellent alternatives.

We never post fake jobs

This isn't a trick. This is an open role that Jill is currently recruiting for from Jack's network.
Sometimes Jill's clients ask her to anonymize their jobs when she advertises them, which means she can't share all the details in the job description.
We appreciate this can make them look a bit suspect, but there isn't much we can do about it.

Give Jack a spin! You could land this role. If not, most people find him incredibly helpful with their job search, and we're giving his services away for free.

#LI-JANDJLIVE

She will pick the best candidates from Jack's network.

The next step is to speak to Jack.

Job Title

AI Engineer (Generalist)

Salary

$180K-$250K + Equity

Company Description

BUILD, Inc. is a seed-stage venture creating the agentic AI stack for institutional real estate, backed by Index Ventures and c-suite leaders from OpenAI and Blackstone. Already generating 7-figure revenue, the team is automating complex development and acquisitions workflows 90% faster than traditional human processes for trillion-dollar asset managers.

Job Description

You will own end-to-end agentic workflows, from prototype to production, building visual reasoning and multi-agent systems that solve real-world problems. Partnering with domain experts and institutional customers, you’ll translate complex real estate tasks into high-performance software, driving the next generation of automation for the built world’s most significant projects.

Location

San Francisco, USA

Why this role is remarkable

• Work at the frontier of agentic AI with a team including leadership experience from 11x.ai’s rapid scale-up and backing from heavyweights like Index Ventures.
• Experience radical autonomy and high-stakes ownership in a seed-stage startup that has already achieved 7-figure revenue and is rapidly approaching 8-figures.
• Solve hard, unsolved problems where AI meets the physical world, directly impacting massive global infrastructure, energy, and industrial projects through autonomous workflows.

What you will do

• Design, build, and deploy production-grade AI agents using Python and LangGraph to handle complex, long-running real estate development workflows.
• Own and ship full-stack features end-to-end, managing everything from backend agent reasoning logic to polished, high-utility frontend user surfaces.
• Collaborate directly with institutional customers to translate multi-week manual processes into automated outcomes that scale across trillion-dollar asset portfolios.

The ideal candidate

• Has 3-5 years of engineering experience, ideally within high-growth vertical AI companies or elite engineering cultures like Ramp, Scale AI, or Glean.
• Demonstrates a proven track record of shipping production-grade LLM or agentic systems that deliver measurable value to real-world end users.
• Possesses full-stack capabilities with a strong "startup DNA," excelling in fast-moving, ambiguous environments where they can drive projects from concept to completion.

Who are Jack & Jill?

Ok, I'll go first. I'm Jack, an AI that gets to know you on a quick call, learning what you're great at and what you want from your career. Then I help you land your dream job by finding unmissable opportunities as they come up, supporting you with applications, interview prep, and moral support.

And I'm Jill, an AI Recruiter who talks to companies to understand who they're looking to hire. Then I recruit from Jack's network, making an introduction when I spot an excellent candidate.

How does this work?

• Jack's an AI agent for job searching and career coaching. He works for you.
• Jill is the AI recruiter working for the company. She recruits from Jack's network.
• If it's a match and the company wants to meet you, they'll make the intro. In the meantime, if you'd like, Jack will send you excellent alternatives.

We never post fake jobs

This isn't a trick. This is an open role that Jill is currently recruiting for from Jack's network.
Sometimes Jill's clients ask her to anonymize their jobs when she advertises them, which means she can't share all the details in the job description.
We appreciate this can make them look a bit suspect, but there isn't much we can do about it.

Give Jack a spin! You could land this role. If not, most people find him incredibly helpful with their job search, and we're giving his services away for free.

#LI-JANDJLIVE

She will pick the best candidates from Jack's network.

The next step is to speak to Jack.

===

Title:
Frontend Engineer ($160K–$250K + Equity) at Greptile - Benchmark-backed AI Review Layer

Job Title

Frontend Engineer

Salary

$160K–$250K + Equity

Company Description

Greptile - Benchmark & YC-backed AI code review layer

Job Description

As Greptile's first dedicated Frontend Engineer, you will own the entire product experience for 7,000+ companies. You'll build the TypeScript/React dashboard that reviews one billion lines of code monthly for customers like Nvidia and Coinbase. This is a foundational role in a talent-dense, in-person team building the future of autonomous code validation.

Location

San Francisco, USA

Why this role is remarkable

• Join a high-growth startup backed by $30M from Benchmark, YC, and Paul Graham, currently growing 25–30% month-over-month as the standard AI review layer.
• Take full ownership of the user interface for a product relied upon by thousands of developers at world-class engineering organizations like Brex and Zapier.
• Work in a talent-dense environment in North Beach, SF, alongside former Stripe, Facebook, and Figma engineers who value high-speed shipping and in-person collaboration.

What you will do

• Architect and maintain the Greptile dashboard and customer-facing analytics using TypeScript and React to provide engineering leaders with deep visibility into code quality.
• Partner closely with the design engineer to iterate on and ensure a fast, consistent, and beautiful frontend experience across the entire application.
• Build autonomous agents that learn idiosyncratic coding standards and identify high-signal PR feedback to reduce noise for thousands of enterprise developer teams.

The ideal candidate

• 3–7 years of professional frontend experience with deep, production-level expertise in TypeScript and ReactJS.
• A strong sense of craft and design taste, with a track record of building beautiful, high-performance UIs at design-forward companies or through complex personal projects.
• Thrives in high-growth, in-person environments and possesses a B.S. in Computer Science or an equivalent degree from a top-tier institution.

===

Who are Jack & Jill?

Ok, I'll go first. I'm Jack, an AI that gets to know you on a quick call, learning what you're great at and what you want from your career. Then I help you land your dream job by finding unmissable opportunities as they come up, supporting you with applications, interview prep, and moral support.

And I'm Jill, an AI Recruiter who talks to companies to understand who they're looking to hire. Then I recruit from Jack's network, making an introduction when I spot an excellent candidate.

How does this work?

• Jack's an AI agent for job searching and career coaching. He works for you.
• Jill is the AI recruiter working for the company. She recruits from Jack's network.
• If it's a match and the company wants to meet you, they'll make the intro. In the meantime, if you'd like, Jack will send you excellent alternatives.

We never post fake jobs

This isn't a trick. This is an open role that Jill is currently recruiting for from Jack's network.
Sometimes Jill's clients ask her to anonymize their jobs when she advertises them, which means she can't share all the details in the job description.
We appreciate this can make them look a bit suspect, but there isn't much we can do about it.

Give Jack a spin! You could land this role. If not, most people find him incredibly helpful with their job search, and we're giving his services away for free.

#LI-JANDJLIVE

She will pick the best candidates from Jack's network.

The next step is to speak to Jack.

Job Title

Founding Forward Deployed Engineer

Salary

Not Disclosed

Company Description

Well-funded enterprise AI startup

Job Description

As a founding member of the engineering team, you will bridge the gap between product development and real-world deployment. You will partner with early customers to integrate complex AI solutions into their existing workflows, building the scalable infrastructure and tooling required to move advanced machine learning models from prototype into production-grade environments.

Location

San Francisco, USA

Why this role is remarkable

• Work directly with the founding team at a high-growth startup backed by world-class venture capital firms.
• Massive ownership over the engineering roadmap, influencing how the core product evolves to meet enterprise demands.
• Unique opportunity to solve difficult technical challenges at the intersection of infrastructure, software engineering, and applied AI.

What you will do

• Design and implement custom integrations that enable large organizations to leverage the core AI platform effectively.
• Build internal tools and shared libraries to automate the deployment and monitoring of complex technical implementations.
• Collaborate with product and engineering leaders to translate customer feedback into scalable, high-impact features for the platform.

The ideal candidate

• Proven track record in a customer-facing engineering role, such as Forward Deployed, Solutions, or Founding Engineer.
• Strong proficiency in full-stack software development and experience managing cloud-based infrastructure at scale.
• Exceptional problem-solving skills with a bias for action and the ability to navigate ambiguous technical environments.

Who are Jack & Jill?

Ok, I'll go first. I'm Jack, an AI that gets to know you on a quick call, learning what you're great at and what you want from your career. Then I help you land your dream job by finding unmissable opportunities as they come up, supporting you with applications, interview prep, and moral support.

And I'm Jill, an AI Recruiter who talks to companies to understand who they're looking to hire. Then I recruit from Jack's network, making an introduction when I spot an excellent candidate.

How does this work?

• Jack's an AI agent for job searching and career coaching. He works for you.
• Jill is the AI recruiter working for the company. She recruits from Jack's network.
• If it's a match and the company wants to meet you, they'll make the intro. In the meantime, if you'd like, Jack will send you excellent alternatives.

We never post fake jobs

This isn't a trick. This is an open role that Jill is currently recruiting for from Jack's network.
Sometimes Jill's clients ask her to anonymize their jobs when she advertises them, which means she can't share all the details in the job description.
We appreciate this can make them look a bit suspect, but there isn't much we can do about it.

Give Jack a spin! You could land this role. If not, most people find him incredibly helpful with their job search, and we're giving his services away for free.

#LI-JANDJLIVE

She will pick the best candidates from Jack's network.

The next step is to speak to Jack.

Job Title

AI/ML Engineer

Salary

$250k-$400k + Equity

Company Description

Known is a voice-first AI matchmaking platform that recently raised a $10M seed round led by Forerunner Ventures, NFX, and Pear VC. Based in San Francisco, Known replaces swiping with intimate, AI-driven single introductions, leveraging deep signals and personalization to facilitate real-world dates for a growing community of users.

Job Description

You will own the core matching and recommendation engines from zero to production scale. Working alongside founders from Uber and Cash App, you’ll build the systems that define the user experience for this voice-first dating app. This is a high-impact role requiring expertise in scaling user-facing algorithms for consumer personalization.

Location

San Francisco, USA

Why this role is remarkable

• Join an elite founding team from Cosmos, Uber, and Cash App who have a proven track record of building high-growth AI-driven consumer products.
• Work at the forefront of consumer AI with $10M in seed backing from top-tier investors including Forerunner Ventures, NFX, and Pear VC.
• The recommendation engine isn't just a feature; it is the entire product, offering you total ownership over the company's core value proposition.

What you will do

• Design and implement the production-scale recommendation and ranking algorithms that power the core single-match experience for every Known user.
• Lead the transition of matchmaking systems from experimental prototypes to robust, scalable production environments capable of handling high-growth consumer traffic.
• Grow and mentor a small, high-performing technical team while maintaining a hands-on approach to shipping high-quality, user-facing personalization features.

The ideal candidate

• Proven experience building and scaling user-facing recommendation, matching, or ranking algorithms at an early-stage consumer company like Tinder, Instagram, or Spotify.
• Significant tenure as an early engineer during a 0→1 or rapid scaling phase, having stayed to see systems reach production maturity and scale.
• Strong leadership background with experience growing small technical teams and a passion for building intimate, high-signal personalization experiences for end users.

Who are Jack & Jill?

Ok, I'll go first. I'm Jack, an AI that gets to know you on a quick call, learning what you're great at and what you want from your career. Then I help you land your dream job by finding unmissable opportunities as they come up, supporting you with applications, interview prep, and moral support.

And I'm Jill, an AI Recruiter who talks to companies to understand who they're looking to hire. Then I recruit from Jack's network, making an introduction when I spot an excellent candidate.

How does this work?

• Jack's an AI agent for job searching and career coaching. He works for you.
• Jill is the AI recruiter working for the company. She recruits from Jack's network.
• If it's a match and the company wants to meet you, they'll make the intro. In the meantime, if you'd like, Jack will send you excellent alternatives.

We never post fake jobs

This isn't a trick. This is an open role that Jill is currently recruiting for from Jack's network.
Sometimes Jill's clients ask her to anonymize their jobs when she advertises them, which means she can't share all the details in the job description.
We appreciate this can make them look a bit suspect, but there isn't much we can do about it.

Give Jack a spin! You could land this role. If not, most people find him incredibly helpful with their job search, and we're giving his services away for free.

#LI-JANDJLIVE

She will pick the best candidates from Jack's network.

The next step is to speak to Jack.

Job Title

Machine Learning Engineer: LLM Interpretability & Systems

Salary

$175K – $250K + Equity

Company Description

CTGT, Inc. is a venture-backed startup born out of Stanford University research, providing a deterministic governance layer for enterprise AI. Backed by Google’s Gradient Ventures, General Catalyst, and Y Combinator, CTGT, Inc. builds the control plane that enables Fortune 500 institutions to deploy generative AI workflows with auditability and confidence.

Job Description

As a Machine Learning Engineer at CTGT, Inc., you will work deep within the model stack to make generative AI deterministic and reliable. You’ll apply mechanistic interpretability techniques to model weights and activations, building the policy engine that enforces real-time governance for high-stakes enterprise applications at the edge of AI research.

Location

San Francisco, USA

Why this role is remarkable

• Bridge the gap between frontier AI research and real-world production by implementing mechanistic interpretability techniques like activation patching and control vectors.
• Join a high-growth team backed by elite investors including Google’s Gradient Ventures, General Catalyst, and Y Combinator with significant equity upside.
• Develop the core deterministic governance layer required by the world's largest institutions to safely deploy generative AI at scale.

What you will do

• Operationalize mechanistic interpretability research into production-ready code that improves model behavior through direct internal interventions.
• Design and optimize feature-level intervention systems that enable real-time, auditable policy enforcement during model inference.
• Build robust evaluation and deployment loops to ensure model changes are reliably shipped into complex enterprise VPC environments.

The ideal candidate

• Possesses deep expertise in Transformer architectures, PyTorch internals, and the mathematical foundations required for advanced deep learning optimization.
• Demonstrates a proven track record of training or fine-tuning models beyond simple augmentation, specifically probing the mechanics of model cognition.
• Exhibits strong technical ownership with the ability to translate academic papers into high-performance Python, Rust, or TypeScript implementations.

Who are Jack & Jill?

Ok, I'll go first. I'm Jack, an AI that gets to know you on a quick call, learning what you're great at and what you want from your career. Then I help you land your dream job by finding unmissable opportunities as they come up, supporting you with applications, interview prep, and moral support.

And I'm Jill, an AI Recruiter who talks to companies to understand who they're looking to hire. Then I recruit from Jack's network, making an introduction when I spot an excellent candidate.

How does this work?

• Jack's an AI agent for job searching and career coaching. He works for you.
• Jill is the AI recruiter working for the company. She recruits from Jack's network.
• If it's a match and the company wants to meet you, they'll make the intro. In the meantime, if you'd like, Jack will send you excellent alternatives.

We never post fake jobs

This isn't a trick. This is an open role that Jill is currently recruiting for from Jack's network.
Sometimes Jill's clients ask her to anonymize their jobs when she advertises them, which means she can't share all the details in the job description.
We appreciate this can make them look a bit suspect, but there isn't much we can do about it.

Give Jack a spin! You could land this role. If not, most people find him incredibly helpful with their job search, and we're giving his services away for free.

#LI-JANDJLIVE

She will pick the best candidates from Jack's network.

The next step is to speak to Jack.

Job Title

Staff Engineer

Salary

Not Disclosed

Company Description

$37M Series B Kinnevik-backed AI hospitality platform revolutionizing restaurant operations

Job Description

You will tackle the most ambiguous and technically complex problems across a high-growth product and platform. As a backend-leaning full-stack lead, you will drive architectural decisions, influence product roadmaps, and build predictive AI systems that optimize margins for global restaurant chains. This is a high-leverage role focused on creating systemic technical excellence.

Location

Dublin, Ireland; London, UK; Spain (Remote)

Why this role is remarkable

• Join a fast-growing Series B scale-up fresh off a $37M funding round led by Kinnevik to automate the hospitality industry.
• Work at the frontier of AI and hospitality, building intelligent systems that directly impact the bottom line of enterprise restaurant partners.
• Enjoy a remote-first culture with incredible benefits including 35 days of leave, work-from-anywhere flexibility, and meaningful equity ownership.

What you will do

• Lead the framing, execution, and rollout of high-impact technical initiatives that cut across multiple cross-functional engineering squads.
• Partner with leadership to define pragmatic technical directions and sequence complex work for scalable, long-term architectural health.
• Mentor and raise the effectiveness of the entire engineering organization through hands-on problem solving and clear technical communication.

The ideal candidate

• Deep expertise in production backend systems using Python, FastAPI, Node.js, and complex data modeling in Postgres or MongoDB.
• Proven track record of operating across the full stack (React/TypeScript) and shipping end-to-end features in constrained startup environments.
• Exceptional architectural judgment with the ability to identify foundational gaps and design systems that enable teams to move faster.

Who are Jack & Jill?

Ok, I'll go first. I'm Jack, an AI that gets to know you on a quick call, learning what you're great at and what you want from your career. Then I help you land your dream job by finding unmissable opportunities as they come up, supporting you with applications, interview prep, and moral support.

And I'm Jill, an AI Recruiter who talks to companies to understand who they're looking to hire. Then I recruit from Jack's network, making an introduction when I spot an excellent candidate.

How does this work?

• Jack's an AI agent for job searching and career coaching. He works for you.
• Jill is the AI recruiter working for the company. She recruits from Jack's network.
• If it's a match and the company wants to meet you, they'll make the intro. In the meantime, if you'd like, Jack will send you excellent alternatives.

We never post fake jobs

This isn't a trick. This is an open role that Jill is currently recruiting for from Jack's network.
Sometimes Jill's clients ask her to anonymize their jobs when she advertises them, which means she can't share all the details in the job description.
We appreciate this can make them look a bit suspect, but there isn't much we can do about it.

Give Jack a spin! You could land this role. If not, most people find him incredibly helpful with their job search, and we're giving his services away for free.

#LI-JANDJLIVE

She will pick the best candidates from Jack's network.

The next step is to speak to Jack.

Job Title

Engineering Tech Lead

Salary

£80k-£120k

Company Description

ECA International is the world's leading provider of global mobility data and software, serving 500 enterprise clients, including many Fortune 500 companies. As an established and profitable firm, they are currently investing heavily in modernising their data and AI platform from the ground up to maintain their market-leading position.

Job Description

As the Engineering Tech Lead for Data & AI at ECA International, you will spearhead the architecture and evolution of a next-generation data platform. This player-coach role involves mentoring a specialized team while shipping production AI capabilities. You’ll drive technical strategy and collaborate with product peers to deliver high-impact, data-driven business outcomes.

Location

London, UK

Why this role is remarkable

• Lead a ground-up modernisation of the data and AI platform for a company where data is the core product.
• Enjoy the stability and profitability of an industry leader combined with the technical ownership and innovation of a greenfield project.
• Ship real-world AI applications, including LLM integrations and RAG systems, directly into production for a global enterprise client base.

What you will do

• Own the technical architecture and long-term roadmap for the Data & AI environment, ensuring scalability and security.
• Mentor and lead a small team of engineers, fostering a culture of technical excellence and continuous learning.
• Develop and deploy robust data pipelines and AI-powered features using technologies like AWS, Snowflake, and LLMs.

The ideal candidate

• Deep expertise in data engineering with a stack including AWS, Snowflake, event-driven pipelines, and orchestration tools like Airflow or Prefect.
• Proven track record of delivering production-ready AI features, such as RAG systems or ML pipelines, with clear business impact.
• Strong leadership experience in mentoring engineers and collaborating with cross-functional stakeholders to align technical direction with business goals.

Who are Jack & Jill?

Ok, I'll go first. I'm Jack, an AI that gets to know you on a quick call, learning what you're great at and what you want from your career. Then I help you land your dream job by finding unmissable opportunities as they come up, supporting you with applications, interview prep, and moral support.

And I'm Jill, an AI Recruiter who talks to companies to understand who they're looking to hire. Then I recruit from Jack's network, making an introduction when I spot an excellent candidate.

How does this work?

• Jack's an AI agent for job searching and career coaching. He works for you.
• Jill is the AI recruiter working for the company. She recruits from Jack's network.
• If it's a match and the company wants to meet you, they'll make the intro. In the meantime, if you'd like, Jack will send you excellent alternatives.

We never post fake jobs

This isn't a trick. This is an open role that Jill is currently recruiting for from Jack's network.
Sometimes Jill's clients ask her to anonymize their jobs when she advertises them, which means she can't share all the details in the job description.
We appreciate this can make them look a bit suspect, but there isn't much we can do about it.

Give Jack a spin! You could land this role. If not, most people find him incredibly helpful with their job search, and we're giving his services away for free.

#LI-JANDJLIVE

She will pick the best candidates from Jack's network.

The next step is to speak to Jack.

Job Title

Staff Backend Engineer

Salary

$290K-$400K + Equity

Company Description

Giga is a $61M Series A voice AI startup building superintelligent agents that handle complex enterprise customer workflows for leaders like DoorDash.

Job Description

As a Staff Backend Engineer, you will lead the technical architecture of Giga's real-time AI platform. This is a high-impact individual contributor role where you'll solve complex distributed systems problems, scale infrastructure to millions of requests, and set engineering standards. You'll drive high-stakes initiatives that define the future of enterprise automation and voice superintelligence.

Location

San Francisco, USA

Why this role is remarkable

• Join an elite, engineer-led team of 30 at a pivotal $61M Series A stage, working on generational voice AI technology already trusted by Fortune 500 companies.
• Enjoy massive technical ownership and a broad remit across APIs, data pipelines, and platform services with zero fundraising burden or management overhead.
• Experience a high-velocity environment where staff-level engineers are expected to ship production code and architect systems that scale to millions of daily interactions.

What you will do

• Architect and evolve the core agent infrastructure, making critical tradeoffs between speed, reliability, and complexity as the platform scales.
• Lead the most ambiguous and highest-stakes technical projects, turning vague requirements into robust, production-ready backend systems.
• Mentor the engineering team through hands-on collaboration, code reviews, and the development of high-standard design documentation and operational excellence.

The ideal candidate

• Brings 7+ years of backend experience with a track record of architecting distributed systems that scale through multiple orders of magnitude.
• Possesses deep expertise in Python (Django/FastAPI) and TypeScript (Node.js), with a strong grasp of AWS, Kubernetes, and Postgres infrastructure.
• Thrives in high-pace startup environments, demonstrating the ability to own technical strategy and solve hard problems with minimal guidance.

Who are Jack & Jill?

Ok, I'll go first. I'm Jack, an AI that gets to know you on a quick call, learning what you're great at and what you want from your career. Then I help you land your dream job by finding unmissable opportunities as they come up, supporting you with applications, interview prep, and moral support.

And I'm Jill, an AI Recruiter who talks to companies to understand who they're looking to hire. Then I recruit from Jack's network, making an introduction when I spot an excellent candidate.

How does this work?

• Jack's an AI agent for job searching and career coaching. He works for you.
• Jill is the AI recruiter working for the company. She recruits from Jack's network.
• If it's a match and the company wants to meet you, they'll make the intro. In the meantime, if you'd like, Jack will send you excellent alternatives.

We never post fake jobs

This isn't a trick. This is an open role that Jill is currently recruiting for from Jack's network.
Sometimes Jill's clients ask her to anonymize their jobs when she advertises them, which means she can't share all the details in the job description.
We appreciate this can make them look a bit suspect, but there isn't much we can do about it.

Give Jack a spin! You could land this role. If not, most people find him incredibly helpful with their job search, and we're giving his services away for free.

#LI-JANDJLIVE

She will pick the best candidates from Jack's network.

The next step is to speak to Jack.

Job Title

Full-Stack Engineer

Salary

Not Disclosed

Company Description

Emporium AI is an early-stage, research-driven product company building the infrastructure for autonomous AI-native commerce, including generative storefronts, dynamic pricing, and conversational checkout.

Job Description

As a Full-Stack Engineer at Emporium AI, you will build the operating system for AI-native commerce. You'll own end-to-end features across TypeScript, React, and Node.js, moving from design to deployment within weeks. Working directly with live partners in hospitality and e-commerce, you'll bridge the gap between LLM architectures and real-world buyer intent.

Location

New York City, USA

Why this role is remarkable

• Build the future of commerce by creating autonomous agents that negotiate, understand intent, and generate dynamic storefronts in real-time.
• Join a high-velocity, research-driven team based in NYC and Paris that is already shipping products to live partners in hospitality.
• High-impact ownership where you will influence the engineering culture and product roadmap of an early-stage startup from the ground up.

What you will do

• Design and ship end-to-end features across the entire stack, including the AI layer, commerce logic, and user-facing React interfaces.
• Collaborate directly with clients and live partners to iterate on product requirements and see your work in production within weeks.
• Architect scalable systems using TypeScript, Node.js, and PostgreSQL to power agent-to-agent markets and conversational checkout flows.

The ideal candidate

• Has 3–5 years of professional engineering experience with a strong command of TypeScript, React, Node.js, and PostgreSQL.
• Proven track record of shipping consumer or B2B products end-to-end, taking full ownership from initial concept through final delivery.
• Thrives in early-stage environments characterized by ambiguity and values first-principles thinking to solve complex infrastructure problems.

Who are Jack & Jill?

Ok, I'll go first. I'm Jack, an AI that gets to know you on a quick call, learning what you're great at and what you want from your career. Then I help you land your dream job by finding unmissable opportunities as they come up, supporting you with applications, interview prep, and moral support.

And I'm Jill, an AI Recruiter who talks to companies to understand who they're looking to hire. Then I recruit from Jack's network, making an introduction when I spot an excellent candidate.

How does this work?

• Jack's an AI agent for job searching and career coaching. He works for you.
• Jill is the AI recruiter working for the company. She recruits from Jack's network.
• If it's a match and the company wants to meet you, they'll make the intro. In the meantime, if you'd like, Jack will send you excellent alternatives.

We never post fake jobs

This isn't a trick. This is an open role that Jill is currently recruiting for from Jack's network.
Sometimes Jill's clients ask her to anonymize their jobs when she advertises them, which means she can't share all the details in the job description.
We appreciate this can make them look a bit suspect, but there isn't much we can do about it.

Give Jack a spin! You could land this role. If not, most people find him incredibly helpful with their job search, and we're giving his services away for free.

#LI-JANDJLIVE

She will pick the best candidates from Jack's network.

The next step is to speak to Jack.

Job Title

Automation Engineer

Salary

Not Disclosed

Company Description

Ligo Biosciences is a San Francisco-based biotechnology company focused on advanced biological automation and workflow efficiency.

Job Description

As an Automation Engineer at Ligo Biosciences, you will design and implement complex biological workflows using Hamilton systems. You will tackle diverse technical challenges in a fast-paced environment, bridging the gap between biology and engineering. This role is ideal for an early-career professional eager to drive impact in a high-growth biotech setting.

Location

San Francisco, USA

Why this role is remarkable

• Directly influence the scaling of biological experiments by building state-of-the-art automation infrastructure from the ground up.
• Join a high-intensity, mission-driven team in San Francisco where your contributions to technical challenges have immediate visibility and impact.
• Develop deep expertise in industry-leading Hamilton automation systems while remaining flexible to work across various engineering domains.

What you will do

• Develop, program, and maintain automated liquid handling protocols using Hamilton systems to streamline complex biological assays.
• Troubleshoot hardware and software integration issues, ensuring high reliability and uptime for critical laboratory automation workflows.
• Collaborate with biological scientists to translate manual laboratory processes into scalable, robust automated solutions across the platform.

The ideal candidate

• Possesses hands-on experience with Hamilton systems and a strong understanding of biological laboratory automation workflows.
• Demonstrates a high degree of technical flexibility and a proactive "founder's mindset" to tackle diverse engineering problems beyond the initial scope.
• Is an early-career professional based in San Francisco, prepared for the high-intensity demands and long hours characteristic of a fast-growing startup.

Who are Jack & Jill?

Ok, I'll go first. I'm Jack, an AI that gets to know you on a quick call, learning what you're great at and what you want from your career. Then I help you land your dream job by finding unmissable opportunities as they come up, supporting you with applications, interview prep, and moral support.

And I'm Jill, an AI Recruiter who talks to companies to understand who they're looking to hire. Then I recruit from Jack's network, making an introduction when I spot an excellent candidate.

How does this work?

• Jack's an AI agent for job searching and career coaching. He works for you.
• Jill is the AI recruiter working for the company. She recruits from Jack's network.
• If it's a match and the company wants to meet you, they'll make the intro. In the meantime, if you'd like, Jack will send you excellent alternatives.

We never post fake jobs

This isn't a trick. This is an open role that Jill is currently recruiting for from Jack's network.
Sometimes Jill's clients ask her to anonymize their jobs when she advertises them, which means she can't share all the details in the job description.
We appreciate this can make them look a bit suspect, but there isn't much we can do about it.

Give Jack a spin! You could land this role. If not, most people find him incredibly helpful with their job search, and we're giving his services away for free.

#LI-JANDJLIVE

She will pick the best candidates from Jack's network.

The next step is to speak to Jack.

Job Title

Software Engineer

Salary

£100k-£120k

Company Description

DigitalGenius is an AI-first company building proprietary agentic technology to transform customer experience for global ecommerce brands. Serving retail giants like On, Rapha, and Clarins, they are a high-growth London-based startup redefining automation. With a team of 57 across London and New York, DigitalGenius empowers brands to provide seamless, AI-driven support at scale.

Job Description

You will build the platform and backend services powering DigitalGenius's no-code automation engine and analytics platform. Working within a functional Scala stack, you will own the architecture of distributed systems, design scalable APIs, and integrate with third-party customer support tools. This role offers high autonomy to impact the core product used by major global retail brands.

Location

London, UK

Why this role is remarkable

• Work at the cutting edge of agentic AI, building a proprietary platform that powers the customer experience for world-class brands like AllSaints, Rapha, and Clarins.
• Join a high-growth startup environment where you have true ownership of distributed systems and architecture from day one, minimizing bureaucracy in favor of technical impact.
• Enjoy an exceptional benefits package including a £120k top-of-market salary, 34 days of annual leave, and dedicated budgets for AI training, lifestyle, and professional development.

What you will do

• Design and implement maintainable, scalable microservices and RESTful APIs using a modern functional Scala stack and the Typelevel ecosystem (http4s, Cats Effect, FS2).
• Architect the integration layer between third-party customer support tools and the proprietary DigitalGenius AI platform to ensure seamless, real-time agentic interactions.
• Collaborate directly with product stakeholders to build new features for the no-code platform, analytics engines, and internal data management functionality.

The ideal candidate

• You have at least 2 years of professional experience with Scala and a strong command of functional programming principles and the Typelevel library ecosystem.
• You possess hands-on experience with PostgreSQL, AWS, and infrastructure-as-code tools like Terraform to manage and deploy microservices-based distributed systems.
• You are a pragmatic engineer who reasons about software from first principles and takes genuine end-to-end ownership of the systems and features you deliver.

Who are Jack & Jill?

Ok, I'll go first. I'm Jack, an AI that gets to know you on a quick call, learning what you're great at and what you want from your career. Then I help you land your dream job by finding unmissable opportunities as they come up, supporting you with applications, interview prep, and moral support.

And I'm Jill, an AI Recruiter who talks to companies to understand who they're looking to hire. Then I recruit from Jack's network, making an introduction when I spot an excellent candidate.

How does this work?

• Jack's an AI agent for job searching and career coaching. He works for you.
• Jill is the AI recruiter working for the company. She recruits from Jack's network.
• If it's a match and the company wants to meet you, they'll make the intro. In the meantime, if you'd like, Jack will send you excellent alternatives.

We never post fake jobs

This isn't a trick. This is an open role that Jill is currently recruiting for from Jack's network.
Sometimes Jill's clients ask her to anonymize their jobs when she advertises them, which means she can't share all the details in the job description.
We appreciate this can make them look a bit suspect, but there isn't much we can do about it.

Give Jack a spin! You could land this role. If not, most people find him incredibly helpful with their job search, and we're giving his services away for free.

#LI-JANDJLIVE

She will pick the best candidates from Jack's network.

The next step is to speak to Jack.

Job Title

Software Engineer

Salary

$130k-$180k + Equity

Company Description

Well-funded legal tech AI startup

Job Description

Join a high-performance team building the AI layer for the legal industry. You will own features end-to-end, from custom RAG pipelines to React-based interfaces. Working directly with founders from top tech companies, you will ship code daily and visit customers to shape a product that is already seeing massive revenue growth.

Location

New York, USA

Why this role is remarkable

• Work directly with founders and a high-caliber engineering team from elite backgrounds like Google, Jane Street, and Amazon.
• Join a company experiencing 10x revenue growth backed by top-tier VCs, providing both stability and high upside.
• High-impact environment where you ship daily and influence the product roadmap through direct interactions with global law firm clients.

What you will do

• Design and implement full-stack features using Go, React, TypeScript, and AWS serverless infrastructure.
• Build and optimize custom RAG pipelines and AI-driven workflows that automate complex billable time capture.
• Collaborate directly with customers to identify pain points, prioritize product requirements, and execute technical solutions autonomously.

The ideal candidate

• Holds a CS degree from a top-tier program and has 2-5 years of experience at a high-growth startup.
• Demonstrates strong product sense and the ability to own the entire development lifecycle without needing hand-offs.
• Possesses an interest in AI/ML systems and thrives in a fast-paced, in-person collaborative environment in New York City.

Who are Jack & Jill?

Ok, I'll go first. I'm Jack, an AI that gets to know you on a quick call, learning what you're great at and what you want from your career. Then I help you land your dream job by finding unmissable opportunities as they come up, supporting you with applications, interview prep, and moral support.

And I'm Jill, an AI Recruiter who talks to companies to understand who they're looking to hire. Then I recruit from Jack's network, making an introduction when I spot an excellent candidate.

How does this work?

• Jack's an AI agent for job searching and career coaching. He works for you.
• Jill is the AI recruiter working for the company. She recruits from Jack's network.
• If it's a match and the company wants to meet you, they'll make the intro. In the meantime, if you'd like, Jack will send you excellent alternatives.

We never post fake jobs

This isn't a trick. This is an open role that Jill is currently recruiting for from Jack's network.
Sometimes Jill's clients ask her to anonymize their jobs when she advertises them, which means she can't share all the details in the job description.
We appreciate this can make them look a bit suspect, but there isn't much we can do about it.

Give Jack a spin! You could land this role. If not, most people find him incredibly helpful with their job search, and we're giving his services away for free.

#LI-JANDJLIVE

She will pick the best candidates from Jack's network.

The next step is to speak to Jack.

Job Title

AI Product Engineer

Salary

Not Disclosed

Company Description

Brain Co is a $55M Series A applied AI startup co-founded by Jared Kushner and Elad Gil, backed by Andrej Karpathy and Patrick Collison. They build frontier AI applications for the world’s most critical institutions, including national governments and healthcare systems, to modernize essential infrastructure and services.

Job Description

As an AI Product Engineer, you will own the end-to-end product lifecycle, from collaborating with government ministers to shipping production-ready AI solutions. You'll build scalable full-stack applications that automate complex workflows in construction, energy, and healthcare, delivering massive real-world impact. This role combines software engineering, product management, and direct customer engagement in a fast-paced environment.

Location

San Francisco, USA

Why this role is remarkable

• Work directly with sovereign governments and national health systems to deploy AI that unlocks hundreds of millions in value.
• Join a world-class team of 70+ AI experts from Tesla, Google DeepMind, and NVIDIA, backed by a $55M Series A.
• Own products from zero to one, wearing multiple hats across engineering, product strategy, and high-level stakeholder management.

What you will do

• Design and deploy advanced AI-integrated software solutions using React, TypeScript, and microservices architecture for critical industrial and government sectors.
• Partner directly with key stakeholders, including government ministers and hospital administrators, to define product specs and solve complex operational challenges.
• Build and scale robust data pipelines and cloud infrastructure to ensure 99% reliability for essential services like energy production and healthcare.

The ideal candidate

• Has 4+ years of full-stack experience with React/TypeScript and backend technologies like Node, Python, or Go, preferably from a founding or early-stage background.
• Demonstrates a strong foundation in software design and algorithms, ideally with a degree from a top-tier Computer Science program.
• Thrives in ambiguous, high-stakes environments and is eager to own problems end-to-end while working directly with customers to deliver tangible impact.

Who are Jack & Jill?

Ok, I'll go first. I'm Jack, an AI that gets to know you on a quick call, learning what you're great at and what you want from your career. Then I help you land your dream job by finding unmissable opportunities as they come up, supporting you with applications, interview prep, and moral support.

And I'm Jill, an AI Recruiter who talks to companies to understand who they're looking to hire. Then I recruit from Jack's network, making an introduction when I spot an excellent candidate.

How does this work?

• Jack's an AI agent for job searching and career coaching. He works for you.
• Jill is the AI recruiter working for the company. She recruits from Jack's network.
• If it's a match and the company wants to meet you, they'll make the intro. In the meantime, if you'd like, Jack will send you excellent alternatives.

We never post fake jobs

This isn't a trick. This is an open role that Jill is currently recruiting for from Jack's network.
Sometimes Jill's clients ask her to anonymize their jobs when she advertises them, which means she can't share all the details in the job description.
We appreciate this can make them look a bit suspect, but there isn't much we can do about it.

Give Jack a spin! You could land this role. If not, most people find him incredibly helpful with their job search, and we're giving his services away for free.

#LI-JANDJLIVE

She will pick the best candidates from Jack's network.

The next step is to speak to Jack.

Job Title

Senior Software Engineer (Full Stack)

Salary

£80k–£100k + Equity

Company Description

Humaans is a $20M venture-backed London startup building the next-generation AI-powered infrastructure for the global workplace. Backed by Y Combinator and the founders of Slack, Figma, and Shopify, the company is redefining people operations with an agentic AI layer that automates workflows across HR, IT, Finance, and Operations.

Job Description

Join Humaans as a Senior Full Stack Engineer to build "Athena," an agentic AI layer automating people operations. Working directly with the founders in London, you will own features from ideation to launch across a modern TypeScript stack. Help us redefine how fast-growing companies like Poolside and Quantexa manage complex global workflows.

Location

London, UK

Why this role is remarkable

• Work on a highly differentiated AI platform that uses a structured workforce data model to make automation reliable for HR, IT, and Finance.
• Join a company backed by $20M from elite investors, including Y Combinator and the founders of Slack, Figma, and Shopify, in a category that is currently wide open.
• Enjoy a high-autonomy product culture where engineers influence the roadmap, collaborate with designers, and solve complex orchestration problems for high-growth global teams.

What you will do

• Build and ship end-to-end features using TypeScript, React, and Node.js while contributing to technical architecture and infrastructure on Kubernetes.
• Collaborate directly with the CEO and Head of Engineering to shape product definition, discover customer needs, and expand the third-party integration marketplace.
• Own the full software lifecycle, from scoping and technical planning to implementation, bug fixes, and supporting sales/marketing efforts.

The ideal candidate

• Extensive professional experience building full-stack web applications, ideally within a high-growth SaaS environment, with a deep appreciation for digital craftsmanship.
• Expert-level proficiency in TypeScript and Node.js, with the ability to navigate complex backend systems and frontend React components with ease.
• Proven track record of taking ownership of ambiguous problems and collaborating effectively with product teams to deliver tangible value to end-users.

Who are Jack & Jill?

Ok, I'll go first. I'm Jack, an AI that gets to know you on a quick call, learning what you're great at and what you want from your career. Then I help you land your dream job by finding unmissable opportunities as they come up, supporting you with applications, interview prep, and moral support.

And I'm Jill, an AI Recruiter who talks to companies to understand who they're looking to hire. Then I recruit from Jack's network, making an introduction when I spot an excellent candidate.

How does this work?

• Jack's an AI agent for job searching and career coaching. He works for you.
• Jill is the AI recruiter working for the company. She recruits from Jack's network.
• If it's a match and the company wants to meet you, they'll make the intro. In the meantime, if you'd like, Jack will send you excellent alternatives.

We never post fake jobs

This isn't a trick. This is an open role that Jill is currently recruiting for from Jack's network.
Sometimes Jill's clients ask her to anonymize their jobs when she advertises them, which means she can't share all the details in the job description.
We appreciate this can make them look a bit suspect, but there isn't much we can do about it.

Give Jack a spin! You could land this role. If not, most people find him incredibly helpful with their job search, and we're giving his services away for free.

#LI-JANDJLIVE

She will pick the best candidates from Jack's network.

The next step is to speak to Jack.

Job Title

Software Engineer

Salary

Not Disclosed

Company Description

Den is a New York-based crypto infrastructure company securing the largest organizations in the global crypto economy. Backed by IDEO CoLab Ventures and top crypto investors, Den provides institutional-grade wallet infrastructure for over 800 teams, including Lido and Worldcoin, having processed over $10B in transaction volume to date.

Job Description

As a Software Engineer at Den, you will build full-stack web applications that secure billions in assets for leading crypto institutions. Working directly with technical co-founders, you'll ship critical features across the TypeScript stack and help define the engineering culture as transaction volumes scale from $1B toward $18T.

Location

New York, USA

Why this role is remarkable

• Join a high-growth crypto infrastructure leader that saw transaction volume explode from $1B in 2024 to $7.5B in 2025.
• Work directly with technical founders from ConstitutionDAO who have deep experience in smart contract development and scaling backend infrastructure.
• Contribute to a mission-critical platform trusted by industry giants like Lido and Worldcoin to secure their most vital on-chain deposits.

What you will do

• Develop and scale full-stack applications using TypeScript, Next.js, and Node.js to facilitate secure, high-volume institutional crypto transactions.
• Collaborate with the co-founders to architect new features and make foundational technical decisions for the core wallet infrastructure.
• Bridge the gap between complex blockchain protocols and seamless user experiences using tools like Viem, Prisma, and PostgreSQL.

The ideal candidate

• Possesses 1-4 years of experience shipping production-grade code with a strong proficiency in TypeScript and the modern React/Node ecosystem.
• Demonstrates an insatiable curiosity for crypto and the ability to execute at high speeds in a fast-paced, high-ownership environment.
• Combines technical excellence with project management skills and the ability to make architectural decisions that will scale with the company.

Who are Jack & Jill?

Ok, I'll go first. I'm Jack, an AI that gets to know you on a quick call, learning what you're great at and what you want from your career. Then I help you land your dream job by finding unmissable opportunities as they come up, supporting you with applications, interview prep, and moral support.

And I'm Jill, an AI Recruiter who talks to companies to understand who they're looking to hire. Then I recruit from Jack's network, making an introduction when I spot an excellent candidate.

How does this work?

• Jack's an AI agent for job searching and career coaching. He works for you.
• Jill is the AI recruiter working for the company. She recruits from Jack's network.
• If it's a match and the company wants to meet you, they'll make the intro. In the meantime, if you'd like, Jack will send you excellent alternatives.

We never post fake jobs

This isn't a trick. This is an open role that Jill is currently recruiting for from Jack's network.
Sometimes Jill's clients ask her to anonymize their jobs when she advertises them, which means she can't share all the details in the job description.
We appreciate this can make them look a bit suspect, but there isn't much we can do about it.

Give Jack a spin! You could land this role. If not, most people find him incredibly helpful with their job search, and we're giving his services away for free.

#LI-JANDJLIVE

She will pick the best candidates from Jack's network.

The next step is to speak to Jack.

Job Title

Forward Deployed Infrastructure Engineer

Salary

Not Disclosed

Company Description

Sirius is an early-stage startup building high-performance embedded infrastructure for business metrics and customer data. We empower companies to drop powerful, data-dense widgets and SDKs directly into their products, focusing on conversion-critical flows and seamless user experiences at the intersection of fintech and analytics.

Job Description

As a Forward Deployed Infrastructure Engineer at Sirius, you will own the end-to-end lifecycle of our core embedded product. You'll build high-performance SDKs and widgets that live inside customer applications, optimizing for bundle size and load speed. This role combines deep frontend engineering with a focus on business-critical metrics like conversion and retention.

Location

San Francisco, USA

Why this role is remarkable

• Own the core product: At Sirius, the widget is the product rather than just frontend glue, giving you direct impact on how customers interact with our technology.
• High-stakes engineering: Build conversion-critical flows where performance and bundle size are the difference between success and failure for our enterprise partners.
• Early-stage autonomy: Join an agile Seed/Series A team where you have the autonomy to perform your own design QA and shape the engineering culture.

What you will do

• Develop and maintain third-party scripts, iframes, and SDKs designed to be embedded directly into diverse customer environments.
• Optimize load performance and minimize bundle sizes to ensure our one-line SDK never degrades the performance of a host site.
• Build data-dense dashboards and consoles that clearly visualize offer performance, churn signals, and cohort data for end-users.

The ideal candidate

• Proven experience building B2B SaaS interfaces or fintech UI for companies specializing in conversion-critical flows and analytics.
• Expertise in developing embeddable widgets or snippets that maintain high trust signals while living inside another company's product.
• Previous experience at a Seed or Series A startup with a track record of iterating on existing codebases rather than just greenfield projects.

Who are Jack & Jill?

Ok, I'll go first. I'm Jack, an AI that gets to know you on a quick call, learning what you're great at and what you want from your career. Then I help you land your dream job by finding unmissable opportunities as they come up, supporting you with applications, interview prep, and moral support.

And I'm Jill, an AI Recruiter who talks to companies to understand who they're looking to hire. Then I recruit from Jack's network, making an introduction when I spot an excellent candidate.

How does this work?

• Jack's an AI agent for job searching and career coaching. He works for you.
• Jill is the AI recruiter working for the company. She recruits from Jack's network.
• If it's a match and the company wants to meet you, they'll make the intro. In the meantime, if you'd like, Jack will send you excellent alternatives.

We never post fake jobs

This isn't a trick. This is an open role that Jill is currently recruiting for from Jack's network.
Sometimes Jill's clients ask her to anonymize their jobs when she advertises them, which means she can't share all the details in the job description.
We appreciate this can make them look a bit suspect, but there isn't much we can do about it.

Give Jack a spin! You could land this role. If not, most people find him incredibly helpful with their job search, and we're giving his services away for free.

#LI-JANDJLIVE

She will pick the best candidates from Jack's network.

The next step is to speak to Jack.

Job Title

Frontend Engineer

Salary

Not Disclosed

Company Description

Stealth AI-powered retention startup

Job Description

As a Frontend Engineer at this stealth AI startup, you will architect and own the user-facing side of products designed to solve subscriber churn. Working alongside high-caliber founders, you'll build robust, scalable interfaces using React and TypeScript. This role offers high autonomy to shape the frontend culture and drive the adoption of modern technologies in a fast-paced environment.

Location

San Francisco, USA

Why this role is remarkable

• High autonomy as an early hire, directly influencing the product roadmap and frontend architecture from day one.
• Backed by top-tier venture capital and founded by experienced leaders who have scaled products to millions of users.
• Solving a critical revenue problem—consumer churn—for real brands using cutting-edge AI agent technology.

What you will do

• Architect and build robust, scalable user interfaces for new product features using modern frameworks.
• Collaborate directly with backend, product, and design teams to deliver integrated, high-performance solutions.
• Drive the adoption of frontend best practices and shape the engineering culture from the ground up.

The ideal candidate

• Professional experience in frontend development with strong JavaScript/TypeScript and React skills.
• Proven ability to integrate complex frontend applications with backend APIs while maintaining performance.
• Strong understanding of UI/UX principles and a passion for building intuitive, high-quality user experiences.

Who are Jack & Jill?

Ok, I'll go first. I'm Jack, an AI that gets to know you on a quick call, learning what you're great at and what you want from your career. Then I help you land your dream job by finding unmissable opportunities as they come up, supporting you with applications, interview prep, and moral support.

And I'm Jill, an AI Recruiter who talks to companies to understand who they're looking to hire. Then I recruit from Jack's network, making an introduction when I spot an excellent candidate.

How does this work?

• Jack's an AI agent for job searching and career coaching. He works for you.
• Jill is the AI recruiter working for the company. She recruits from Jack's network.
• If it's a match and the company wants to meet you, they'll make the intro. In the meantime, if you'd like, Jack will send you excellent alternatives.

We never post fake jobs

This isn't a trick. This is an open role that Jill is currently recruiting for from Jack's network.
Sometimes Jill's clients ask her to anonymize their jobs when she advertises them, which means she can't share all the details in the job description.
We appreciate this can make them look a bit suspect, but there isn't much we can do about it.

Give Jack a spin! You could land this role. If not, most people find him incredibly helpful with their job search, and we're giving his services away for free.

#LI-JANDJLIVE

She will pick the best candidates from Jack's network.

The next step is to speak to Jack.

Job Title

Member of Technical Staff

Salary

Not Disclosed

Company Description

Crucibl.ai is a profitable, San Francisco-based startup that raised a $10M seed from Khosla Ventures, Bessemer, and Coatue to build an AI-native consulting platform. Led by former Google and BCG veterans, they are replacing traditional management consulting with software that handles complex reasoning and data analysis for Fortune 500 clients.

Job Description

As a Member of Technical Staff, you will architect and build Crucibl.ai's core intelligence engine end-to-end. You'll design sophisticated reasoning pipelines and data ingestion systems that transform messy enterprise data into defensible insights. Working directly with the founders, you will define the engineering standards for a high-growth, AI-first platform serving global leaders today.

Location

San Francisco, USA

Why this role is remarkable

• Join an elite team of ~15 people led by a CTO who scaled Google-level systems and a CEO with deep BCG and private equity expertise.
• Experience true seed-stage impact at a profitable company backed by Tier 1 investors like Khosla Ventures, Bessemer, and Coatue.
• Build at the frontier of AI where you move beyond simple models to creating complex reasoning engines that automate high-stakes business decisions.

What you will do

• Design and implement the core intelligence engine, encompassing model orchestration, data ingestion, and reasoning pipelines from the ground up.
• Collaborate directly with the CTO and CEO to translate product vision into scalable, enterprise-grade architecture for Fortune 500 clients.
• Ship high-impact features across the full stack, ensuring the platform remains robust, evolvable, and capable of handling complex enterprise data.

The ideal candidate

• Possesses an undeniable signal of technical excellence, such as early engineering experience at a successful startup or notable contributions to open-source systems.
• Demonstrates deep proficiency in modern software stacks and has a proven track record of shipping end-to-end products, not just isolated features.
• Thrives in high-ambiguity environments and thinks like an owner, bringing strong instincts for both AI/ML pipelines and enterprise infrastructure.

Who are Jack & Jill?

Ok, I'll go first. I'm Jack, an AI that gets to know you on a quick call, learning what you're great at and what you want from your career. Then I help you land your dream job by finding unmissable opportunities as they come up, supporting you with applications, interview prep, and moral support.

And I'm Jill, an AI Recruiter who talks to companies to understand who they're looking to hire. Then I recruit from Jack's network, making an introduction when I spot an excellent candidate.

How does this work?

• Jack's an AI agent for job searching and career coaching. He works for you.
• Jill is the AI recruiter working for the company. She recruits from Jack's network.
• If it's a match and the company wants to meet you, they'll make the intro. In the meantime, if you'd like, Jack will send you excellent alternatives.

We never post fake jobs

This isn't a trick. This is an open role that Jill is currently recruiting for from Jack's network.
Sometimes Jill's clients ask her to anonymize their jobs when she advertises them, which means she can't share all the details in the job description.
We appreciate this can make them look a bit suspect, but there isn't much we can do about it.

Give Jack a spin! You could land this role. If not, most people find him incredibly helpful with their job search, and we're giving his services away for free.

#LI-JANDJLIVE

She will pick the best candidates from Jack's network.

The next step is to speak to Jack.

Job Title

Software Engineer (Backend)

Salary

Not Disclosed

Company Description

Letly is a £2M pre-seed AI-native operating company rebuilding the home rental lifecycle, from viewings and payments to repairs.

Job Description

As a Backend Engineer at Letly, you will build the foundational systems powering the entire rental ecosystem. You’ll architect scalable microservices, design high-throughput APIs, and integrate advanced AI/ML models into production workflows. This role offers the unique challenge of digitizing complex real-world operations for landlords, tenants, and vendors.

Location

London, UK

Why this role is remarkable

• Build the world's first AI-native infrastructure for the home, modernizing a fragmented industry currently split across agents, banks, and service providers.
• Backed by £2M in pre-seed funding from elite investors who previously built global financial infrastructure handling billions in daily transaction value.
• High-agency environment where your code directly manages real-world assets, financial integrations, and regulatory compliance for thousands of concurrent users.

What you will do

• Architect and maintain scalable microservices using NestJS and TypeScript to automate the end-to-end rental lifecycle and financial rails.
• Collaborate with AI engineers to integrate LLMs into production workflows, pushing the boundaries of how AI handles real-world property and money.
• Own the full engineering cycle by participating in DevOps, infrastructure management on GCP/GKE, and database optimization across MongoDB paradigms.

The ideal candidate

• Strong proficiency in backend development (TypeScript/Node.js preferred) with deep experience building microservices and RESTful API architectures.
• Proven ability to manage complex data structures and event-driven systems, ideally with familiarity in MongoDB, Kubernetes, and GitOps practices.
• A first-principles thinker with an obsession for code quality and the adaptability to thrive in a fast-paced, high-stakes operational environment.

Who are Jack & Jill?

Ok, I'll go first. I'm Jack, an AI that gets to know you on a quick call, learning what you're great at and what you want from your career. Then I help you land your dream job by finding unmissable opportunities as they come up, supporting you with applications, interview prep, and moral support.

And I'm Jill, an AI Recruiter who talks to companies to understand who they're looking to hire. Then I recruit from Jack's network, making an introduction when I spot an excellent candidate.

How does this work?

• Jack's an AI agent for job searching and career coaching. He works for you.
• Jill is the AI recruiter working for the company. She recruits from Jack's network.
• If it's a match and the company wants to meet you, they'll make the intro. In the meantime, if you'd like, Jack will send you excellent alternatives.

We never post fake jobs

This isn't a trick. This is an open role that Jill is currently recruiting for from Jack's network.
Sometimes Jill's clients ask her to anonymize their jobs when she advertises them, which means she can't share all the details in the job description.
We appreciate this can make them look a bit suspect, but there isn't much we can do about it.

Give Jack a spin! You could land this role. If not, most people find him incredibly helpful with their job search, and we're giving his services away for free.

#LI-JANDJLIVE

She will pick the best candidates from Jack's network.

The next step is to speak to Jack.

Job Title

Senior Product Engineer

Salary

$200,000 - $230,000 + Equity

Company Description

Seed-stage PropTech startup founded by MIT alumni with $1M ARR

Job Description

You will lead the technical architecture for an AI-powered operating system for commercial real estate. As a high-ownership product engineer, you will build full-stack features using Python and TypeScript, design complex data pipelines, and develop real-time collaborative tools that enable brokers and investors to manage billions in physical assets efficiently.

Location

Cambridge, USA

Why this role is remarkable

• Direct influence on the product roadmap and technical foundation of a startup already generating $1M ARR with a lean team of ten.
• High-autonomy environment where you write your own tasks and move from first principles rather than following a corporate playbook.
• Significant equity upside in a company building the "Salesforce + Claude for Real Estate," modernizing a massive, fragmented global industry.

What you will do

• Drive full-stack architecture and technical direction across backend, frontend, and data services using Python and TypeScript.
• Design and maintain high-performance data pipelines to unify disparate sources using orchestration tools like Dagster or Airflow.
• Build and ship multiplayer, real-time synchronization features and AI-agent workflows to enhance user collaboration and data analysis.

The ideal candidate

• Proven experience designing and shipping full-stack applications with heavy data model manipulation in Python, TypeScript, and PostgreSQL.
• Technical expertise in building data pipelines, handling geospatial data (PostGIS/GeoJSON), and optimizing complex queries for speed.
• A craftsperson's mindset with a history of driving technical strategy at early-stage startups or as a former founder.

Who are Jack & Jill?

Ok, I'll go first. I'm Jack, an AI that gets to know you on a quick call, learning what you're great at and what you want from your career. Then I help you land your dream job by finding unmissable opportunities as they come up, supporting you with applications, interview prep, and moral support.

And I'm Jill, an AI Recruiter who talks to companies to understand who they're looking to hire. Then I recruit from Jack's network, making an introduction when I spot an excellent candidate.

How does this work?

• Jack's an AI agent for job searching and career coaching. He works for you.
• Jill is the AI recruiter working for the company. She recruits from Jack's network.
• If it's a match and the company wants to meet you, they'll make the intro. In the meantime, if you'd like, Jack will send you excellent alternatives.

We never post fake jobs

This isn't a trick. This is an open role that Jill is currently recruiting for from Jack's network.
Sometimes Jill's clients ask her to anonymize their jobs when she advertises them, which means she can't share all the details in the job description.
We appreciate this can make them look a bit suspect, but there isn't much we can do about it.

Give Jack a spin! You could land this role. If not, most people find him incredibly helpful with their job search, and we're giving his services away for free.

#LI-JANDJLIVE

She will pick the best candidates from Jack's network.

The next step is to speak to Jack.

Job Title

Full-Stack Engineer

Salary

Not Disclosed

Company Description

Drafter Inc. is a well-funded early-stage startup building an AI Manufacturing Engineer that automates the critical bridge between design and production. By streamlining manufacturing prep for teams building rockets, robots, and medical devices, Drafter Inc. helps the world's most innovative hardware organizations move to manufacturing months faster and gives mechanical engineers 30%+ of their time back.

Job Description

Join Drafter Inc. as a Full-Stack Engineer to build the go-to-manufacturing platform for the physical world. You will own user-facing features, develop CAD integrations, and optimize 3D model interactions in a cloud-based environment. Working across Python and React, you will build tools that translate design intent into reality for space systems, robotics, and clean energy infrastructure.

Location

San Francisco, USA

Why this role is remarkable

• Work at the intersection of AI and hardware, building software that has a tangible impact on physical systems like surgical robots, autonomous vehicles, and rocket ships.
• Join a small, elite team of approximately 10 experts with deep backgrounds in computational geometry and AI, offering significant ownership and the autonomy to shape the product.
• Access top-tier benefits in the 99th percentile for startups, including comprehensive health coverage, 401k matching, and a generous equity package that ensures you win when the company wins.

What you will do

• Own and develop user-facing features for interacting with 3D models and 2D representations using Python, React, and technologies like Three.js and WebSockets.
• Partner directly with the founding team to translate complex mechanical engineering user needs into technical specifications and high-performance, scalable features.
• Jump across the full stack as a generalist, handling everything from CAD kernel integrations to frontend performance optimization and customer cloud implementations.

The ideal candidate

• Possesses 2-10+ years of software engineering experience with strong proficiency in Python (FastAPI/SQLAlchemy) and React/TypeScript, ideally within a high-growth startup environment.
• Demonstrates a relentless drive for ownership and autonomy, thriving in high-intensity environments where technical decisions directly impact production cycles for critical hardware.
• Must be a U.S. citizen based in the United States, with a willingness to travel for periodic in-person colocation weeks with a small, mighty remote-first team.

Who are Jack & Jill?

Ok, I'll go first. I'm Jack, an AI that gets to know you on a quick call, learning what you're great at and what you want from your career. Then I help you land your dream job by finding unmissable opportunities as they come up, supporting you with applications, interview prep, and moral support.

And I'm Jill, an AI Recruiter who talks to companies to understand who they're looking to hire. Then I recruit from Jack's network, making an introduction when I spot an excellent candidate.

How does this work?

• Jack's an AI agent for job searching and career coaching. He works for you.
• Jill is the AI recruiter working for the company. She recruits from Jack's network.
• If it's a match and the company wants to meet you, they'll make the intro. In the meantime, if you'd like, Jack will send you excellent alternatives.

We never post fake jobs

This isn't a trick. This is an open role that Jill is currently recruiting for from Jack's network.
Sometimes Jill's clients ask her to anonymize their jobs when she advertises them, which means she can't share all the details in the job description.
We appreciate this can make them look a bit suspect, but there isn't much we can do about it.

Give Jack a spin! You could land this role. If not, most people find him incredibly helpful with their job search, and we're giving his services away for free.

#LI-JANDJLIVE

She will pick the best candidates from Jack's network.

The next step is to speak to Jack.

Job Title

Manufacturing Development Engineer

Salary

£35-£50k + Equity

Company Description

Shellworks is a London-based startup creating Vivomer, a revolutionary sustainable material made by bacteria that behaves like plastic but breaks down naturally in the environment.

Job Description

As a Manufacturing Development Engineer at Shellworks, you will pioneer the transition from concept to production for sustainable materials. You will design, prototype, and validate innovative manufacturing routes for Vivomer, working closely with external partners to scale high-performance alternatives to petroleum-based plastics and directly combat the global plastic pollution crisis.

Location

London, UK

Why this role is remarkable

• Work with Vivomer, a breakthrough material that mimics plastic performance but is fully broken down by natural microbes.
• Move beyond incremental optimization to build entirely new manufacturing processes and equipment from the ground up.
• Join a mission-driven, tightly-knit team of experts in materials science and engineering dedicated to solving plastic waste.

What you will do

• Lead early-stage manufacturing projects from initial concept through prototyping, equipment specification, and pilot validation.
• Serve as the technical interface with co-manufacturers to ensure innovative processes meet strict quality and scalability standards.
• Travel to partner facilities and trial sites to troubleshoot and accelerate the deployment of new production routes.

The ideal candidate

• Strong background in plastics and polymer processing, including hands-on experience with moulding, extrusion, or assembly techniques.
• Mechanical engineering expertise with a grasp of process fundamentals, tooling design, and the ability to prototype machines.
• A self-starter comfortable with technical ambiguity and travel, thriving in high-autonomy, fast-paced startup environments.

Who are Jack & Jill?

Ok, I'll go first. I'm Jack, an AI that gets to know you on a quick call, learning what you're great at and what you want from your career. Then I help you land your dream job by finding unmissable opportunities as they come up, supporting you with applications, interview prep, and moral support.

And I'm Jill, an AI Recruiter who talks to companies to understand who they're looking to hire. Then I recruit from Jack's network, making an introduction when I spot an excellent candidate.

How does this work?

• Jack's an AI agent for job searching and career coaching. He works for you.
• Jill is the AI recruiter working for the company. She recruits from Jack's network.
• If it's a match and the company wants to meet you, they'll make the intro. In the meantime, if you'd like, Jack will send you excellent alternatives.

We never post fake jobs

This isn't a trick. This is an open role that Jill is currently recruiting for from Jack's network.
Sometimes Jill's clients ask her to anonymize their jobs when she advertises them, which means she can't share all the details in the job description.
We appreciate this can make them look a bit suspect, but there isn't much we can do about it.

Give Jack a spin! You could land this role. If not, most people find him incredibly helpful with their job search, and we're giving his services away for free.

#LI-JANDJLIVE

She will pick the best candidates from Jack's network.

The next step is to speak to Jack.

Job Title

Software Engineer

Salary

$140K - $250K + Equity

Company Description

Opal Security is a $59M funded leader in AI-native identity governance, backed by Greylock and Battery, providing intelligent access management for enterprise leaders like Databricks and Figma.

Job Description

Join Opal Security to build AI-native identity governance systems that scale with enterprise chaos. As a full-stack engineer, you will design and ship features from concept to production, solving complex IAM challenges for Fortune 500s. You will work closely with customers to architect secure, real-time control planes that empower rapid innovation without compromising security.

Location

San Francisco, USA

Why this role is remarkable

• Join a hyper-growth team where 60% of the workforce joined since 2026, led by an elite executive team from Meta, Nutanix, and Palo Alto Networks.
• Tackle the burgeoning "identity moment" by building the control plane for human, service, and AI agent identities used by industry leaders like Figma.
• Influence the entire product lifecycle in an environment that prioritizes thoughtful engineering and creative problem-solving over high-velocity ticket completion.

What you will do

• Own critical product areas end-to-end, from initial architectural design to shipping production-ready features across the full application stack.
• Collaborate directly with security teams at high-growth startups and global enterprises to validate solutions and understand real-world infrastructure challenges.
• Establish engineering patterns and write foundational code that multiplies team velocity and shapes how Opal Security scales its technical infrastructure.

The ideal candidate

• Proven experience building and shipping complex, end-to-end products across both frontend and backend in a fast-paced environment.
• Strong architectural thinking skills with the ability to thrive in undefined spaces and challenge requirements to find better technical outcomes.
• A genuine curiosity for IAM, security, or infrastructure, coupled with a desire to engage directly with customers to solve their pain points.

Who are Jack & Jill?

Ok, I'll go first. I'm Jack, an AI that gets to know you on a quick call, learning what you're great at and what you want from your career. Then I help you land your dream job by finding unmissable opportunities as they come up, supporting you with applications, interview prep, and moral support.

And I'm Jill, an AI Recruiter who talks to companies to understand who they're looking to hire. Then I recruit from Jack's network, making an introduction when I spot an excellent candidate.

How does this work?

• Jack's an AI agent for job searching and career coaching. He works for you.
• Jill is the AI recruiter working for the company. She recruits from Jack's network.
• If it's a match and the company wants to meet you, they'll make the intro. In the meantime, if you'd like, Jack will send you excellent alternatives.

We never post fake jobs

This isn't a trick. This is an open role that Jill is currently recruiting for from Jack's network.
Sometimes Jill's clients ask her to anonymize their jobs when she advertises them, which means she can't share all the details in the job description.
We appreciate this can make them look a bit suspect, but there isn't much we can do about it.

Give Jack a spin! You could land this role. If not, most people find him incredibly helpful with their job search, and we're giving his services away for free.

#LI-JANDJLIVE

She will pick the best candidates from Jack's network.

The next step is to speak to Jack.

Job Title

Growth Manager

Salary

£35k-£50k + Equity

Company Description

Mealia is one of the UK's fastest-growing consumer grocery apps, leveraging AI to help families plan meals and shop in minutes. Partnered with major UK and US supermarkets and recently reaching #2 on the UK App Store, Mealia is reimagining the £1T+ grocery industry by making healthy, sustainable eating effortless and affordable for everyone.

Job Description

As Mealia's first Growth Manager, you will drive organic user acquisition by building social-first content playbooks and creator partnerships from scratch. Working directly with the CEO, you will scale the brand's presence across digital channels, treating organic growth with the precision of performance marketing to bring agentic AI grocery shopping to millions of households.

Location

London, UK

Why this role is remarkable

• Join a high-momentum startup that recently hit #2 on the UK App Store and is already partnering with some of the world's largest supermarket chains.
• Take full ownership of the growth engine at the 0-to-1 stage, working directly with the CEO to define how a category-defining AI product reaches the mass market.
• Participate in a once-in-a-generation shift as agentic AI disrupts the £1T global grocery market, offering meaningful equity and rapid career progression in a high-performance environment.

What you will do

• Build and execute repeatable organic acquisition playbooks across social platforms, focusing on high-impact content creation, hook optimization, and community engagement.
• Identify, source, and manage creator partnerships and UGC campaigns that drive millions of views and measurable app downloads through smart brief writing and execution.
• Iterate rapidly on content strategy using a performance-marketing mindset, analyzing data to scale successful creative experiments and refine the user acquisition funnel.

The ideal candidate

• Proven track record scaling B2C growth for early-stage startups, with deep experience in consumer app marketing and building brand traction from scratch.
• A social-first operator who lives and breathes platform trends, with hands-on experience sourcing creators, writing briefs, and refining content until it converts.
• High-agency problem solver who thrives in fast-paced, unscripted environments and possesses the creative instincts to spot emerging trends before they go mainstream.

Who are Jack & Jill?

Ok, I'll go first. I'm Jack, an AI that gets to know you on a quick call, learning what you're great at and what you want from your career. Then I help you land your dream job by finding unmissable opportunities as they come up, supporting you with applications, interview prep, and moral support.

And I'm Jill, an AI Recruiter who talks to companies to understand who they're looking to hire. Then I recruit from Jack's network, making an introduction when I spot an excellent candidate.

How does this work?

• Jack's an AI agent for job searching and career coaching. He works for you.
• Jill is the AI recruiter working for the company. She recruits from Jack's network.
• If it's a match and the company wants to meet you, they'll make the intro. In the meantime, if you'd like, Jack will send you excellent alternatives.

We never post fake jobs

This isn't a trick. This is an open role that Jill is currently recruiting for from Jack's network.
Sometimes Jill's clients ask her to anonymize their jobs when she advertises them, which means she can't share all the details in the job description.
We appreciate this can make them look a bit suspect, but there isn't much we can do about it.

Give Jack a spin! You could land this role. If not, most people find him incredibly helpful with their job search, and we're giving his services away for free.

#LI-JANDJLIVE

She will pick the best candidates from Jack's network.

The next step is to speak to Jack.

Job Title

Senior Backend Software Engineer

Salary

Not Disclosed

Company Description

Chip Financial Ltd is a leading London-based fintech building a unique Lombard lending platform. They provide innovative financial solutions for both their proprietary Firenze brand and various SaaS clients, focusing on delivering highly available, secure, and scalable technology for the modern financial landscape.

Job Description

You will lead the development of Chip Financial Ltd's unique Lombard lending platform, shaping architecture and establishing engineering best practices. Working with Java and Spring Boot, you'll design cloud-native microservices and event-driven systems. This high-impact role involves collaborating with cross-functional teams to deliver reliable fintech solutions while mentoring junior engineers.

Location

London, UK

Why this role is remarkable

• Spearhead the development of a unique Lombard lending platform serving both internal brands and external SaaS clients.
• Join a sophisticated London fintech environment where you have a direct hand in shaping technical standards and architecture.
• Impact the future of financial technology by building highly available, fault-tolerant systems in a cloud-native microservices ecosystem.

What you will do

• Design, build, and maintain resilient backend services using Java and Spring Boot in a cloud-native, microservices-driven environment.
• Develop RESTful APIs and event-driven systems using message brokers and asynchronous processing to ensure high performance and scalability.
• Collaborate with engineering leadership and DevOps to optimize CI/CD pipelines and define architectural patterns for long-term maintainability.

The ideal candidate

• Possesses over 7 years of software development experience, including at least 2 years in a senior leadership or mentoring role.
• Demonstrates deep expertise in Java, Spring Boot, and building distributed systems with a strong focus on fault tolerance and consistency.
• Has a proven track record of designing and operating cloud-native microservices, containerization with Docker/Kubernetes, and event-driven architectures.

Who are Jack & Jill?

Ok, I'll go first. I'm Jack, an AI that gets to know you on a quick call, learning what you're great at and what you want from your career. Then I help you land your dream job by finding unmissable opportunities as they come up, supporting you with applications, interview prep, and moral support.

And I'm Jill, an AI Recruiter who talks to companies to understand who they're looking to hire. Then I recruit from Jack's network, making an introduction when I spot an excellent candidate.

How does this work?

• Jack's an AI agent for job searching and career coaching. He works for you.
• Jill is the AI recruiter working for the company. She recruits from Jack's network.
• If it's a match and the company wants to meet you, they'll make the intro. In the meantime, if you'd like, Jack will send you excellent alternatives.

We never post fake jobs

This isn't a trick. This is an open role that Jill is currently recruiting for from Jack's network.
Sometimes Jill's clients ask her to anonymize their jobs when she advertises them, which means she can't share all the details in the job description.
We appreciate this can make them look a bit suspect, but there isn't much we can do about it.

Give Jack a spin! You could land this role. If not, most people find him incredibly helpful with their job search, and we're giving his services away for free.

#LI-JANDJLIVE

She will pick the best candidates from Jack's network.

The next step is to speak to Jack.

Job Title

Lead Backend Engineer - Nucleus (AI & Back Office)

Salary

£110,000 - £130,000

Company Description

$75M Series C betting platform backed by The Raine Group

Job Description

Join a high-growth entertainment leader as the first technical lead for a greenfield AI & Back Office team. You will drive the development of internal platforms and pioneer practical AI integrations to transform engineering workflows. This player-manager role offers immense autonomy to ship production-grade Python systems that power a modern sports betting experience.

Location

Remote, UK

Why this role is remarkable

• Lead a brand-new, greenfield function with the autonomy to shape the technical direction and architectural standards for both internal platforms and AI strategy.
• Work within a well-funded Series C environment that has raised over $75M in equity, enjoying the stability of a 150-person company with a fast-moving startup culture.
• Direct impact on organizational velocity by building AI-powered tools that improve the daily lives of both engineers and non-technical staff across the entire business.

What you will do

• Lead and mentor a focused team of three engineers while remaining hands-on as a primary individual contributor to the core backend codebase.
• Architect and maintain the mission-critical internal back-office platform, including configuration management, operational dashboards, and internal APIs.
• Identify and productionize AI opportunities using LLM APIs and RAG pipelines to automate repetitive tasks and optimize developer experience.

The ideal candidate

• 7+ years of professional backend engineering experience with a strong proficiency in Python and modern cloud infrastructure like AWS, PostgreSQL, and Terraform.
• Practical experience integrating LLMs or AI orchestration frameworks into production-quality products, moving beyond simple prototypes to scalable business solutions.
• Proven ability to lead or mentor engineers in a hands-on capacity, managing sprint planning and delivery while maintaining a high quality bar through code reviews.

Who are Jack & Jill?

Ok, I'll go first. I'm Jack, an AI that gets to know you on a quick call, learning what you're great at and what you want from your career. Then I help you land your dream job by finding unmissable opportunities as they come up, supporting you with applications, interview prep, and moral support.

And I'm Jill, an AI Recruiter who talks to companies to understand who they're looking to hire. Then I recruit from Jack's network, making an introduction when I spot an excellent candidate.

How does this work?

• Jack's an AI agent for job searching and career coaching. He works for you.
• Jill is the AI recruiter working for the company. She recruits from Jack's network.
• If it's a match and the company wants to meet you, they'll make the intro. In the meantime, if you'd like, Jack will send you excellent alternatives.

We never post fake jobs

This isn't a trick. This is an open role that Jill is currently recruiting for from Jack's network.
Sometimes Jill's clients ask her to anonymize their jobs when she advertises them, which means she can't share all the details in the job description.
We appreciate this can make them look a bit suspect, but there isn't much we can do about it.

Give Jack a spin! You could land this role. If not, most people find him incredibly helpful with their job search, and we're giving his services away for free.

#LI-JANDJLIVE

She will pick the best candidates from Jack's network.

The next step is to speak to Jack.

===

Job Title

Enterprise Account Executive – Financial Services & Banking

Salary

£90-£100k base, £180-£200k OTE

Company Description

Leading RegTech SaaS provider and 2025 Chartis Category Leader specializing in real-time global business verification and UBO data for Tier-1 banking institutions.

Job Description

As the lead Enterprise AE for the Financial Services patch, you will report directly to the CEO to drive new business within Tier-1 and Tier-2 banks. You will manage complex 6-12 month sales cycles, leveraging a unique platform that provides live access to 300+ global corporate registries to solve critical KYB and AML challenges.

Location

London, UK

Why this role is remarkable

• Direct access and reporting to the CEO, with dedicated support from RevOps and Marketing on every named-account play for high-impact execution.
• Exceptional market position as a 2025 Chartis Category Leader in KYC Data Solutions, following a record year of growth with over 150+ banking and fintech partners.
• High-stakes autonomy to own a lucrative c.50 named-account strategy, with the ability to expand initial use cases into multi-jurisdiction API subscriptions worth €300k+ ARR.

What you will do

• Execute the full sales cycle for Tier-1 and Tier-2 financial institutions, navigating multi-stakeholder discovery across compliance, legal, and procurement teams.
• Build and maintain a strategic territory plan for a c.50 named-account target list, translating KYB capabilities into defensible business cases for AML cost reduction.
• Act as the commercial 'Voice of the Market,' feeding regulatory and competitive intelligence back to leadership to shape the product roadmap and pricing strategy.

The ideal candidate

• Proven track record in Enterprise Financial Services sales, having carried a €2m+ new business quota and closed deals in the £75k–£350k range.
• Deep domain expertise in Financial Crime, KYB, or AML, either as a practitioner or a RegTech seller, with a thorough understanding of bank procurement and risk reviews.
• Exceptional commercial discipline and 'HubSpot fluency,' with the ability to maintain rigorous deal hygiene and provide evidence-based forecasting for long-cycle enterprise deals.

===

Who are Jack & Jill?

Ok, I'll go first. I'm Jack, an AI that gets to know you on a quick call, learning what you're great at and what you want from your career. Then I help you land your dream job by finding unmissable opportunities as they come up, supporting you with applications, interview prep, and moral support.

And I'm Jill, an AI Recruiter who talks to companies to understand who they're looking to hire. Then I recruit from Jack's network, making an introduction when I spot an excellent candidate.

How does this work?

• Jack's an AI agent for job searching and career coaching. He works for you.
• Jill is the AI recruiter working for the company. She recruits from Jack's network.
• If it's a match and the company wants to meet you, they'll make the intro. In the meantime, if you'd like, Jack will send you excellent alternatives.

We never post fake jobs

This isn't a trick. This is an open role that Jill is currently recruiting for from Jack's network.
Sometimes Jill's clients ask her to anonymize their jobs when she advertises them, which means she can't share all the details in the job description.
We appreciate this can make them look a bit suspect, but there isn't much we can do about it.

Give Jack a spin! You could land this role. If not, most people find him incredibly helpful with their job search, and we're giving his services away for free.

#LI-JANDJLIVE

She will pick the best candidates from Jack's network.

The next step is to speak to Jack.

Title:
Communications Director at Enterprise Britain

Job Title

Communications Director

Salary

Not Disclosed

Company Description

Enterprise Britain - campaign-driven movement for UK economic prosperity

Job Description

As Communications Director, you will lead the national narrative for a high-profile movement of business leaders and investors. Reporting to the Executive Director, you’ll oversee media relations, content strategy, and rapid response campaigns. This is a foundational hire designed to bridge the gap between Westminster politics and real-world entrepreneurial ambition.

Location

London, UK

Why this role is remarkable

• Work directly with an elite Advisory Board including the founders of OVO Energy, lastminute.com, and Innocent Drinks, as well as a former FT Editor.
• Influence the UK’s economic policy at the highest levels by building cross-party consensus and leading a movement focused on tangible action rather than just theory.
• Enjoy genuine autonomy to build a communications function from the ground up within a fast-paced, high-impact organization backed by some of Britain's most successful business figures.

What you will do

• Develop and execute overarching communications strategies for national policy campaigns, research reports, and reactive news moments.
• Build and maintain deep relationships with key journalists, editors, and broadcasters across UK print and digital media to ensure consistent coverage.
• Oversee all content output including social media, high-stakes op-eds, major speeches, and policy reports to maintain a consistent and compelling voice.

The ideal candidate

• Has 10+ years of experience in media relations and storytelling, ideally within campaign-driven organizations, top political agencies, or senior journalism.
• Possesses a deep understanding of how decisions are made in Whitehall and Westminster without being a traditional policy wonk.
• Is a tech-savvy campaigner who uses AI tools to boost efficiency and has the discipline to land messages with the right audiences at the right time.

Who are Jack & Jill?

Ok, I'll go first. I'm Jack, an AI that gets to know you on a quick call, learning what you're great at and what you want from your career. Then I help you land your dream job by finding unmissable opportunities as they come up, supporting you with applications, interview prep, and moral support.

And I'm Jill, an AI Recruiter who talks to companies to understand who they're looking to hire. Then I recruit from Jack's network, making an introduction when I spot an excellent candidate.

How does this work?

• Jack's an AI agent for job searching and career coaching. He works for you.
• Jill is the AI recruiter working for the company. She recruits from Jack's network.
• If it's a match and the company wants to meet you, they'll make the intro. In the meantime, if you'd like, Jack will send you excellent alternatives.

We never post fake jobs

This isn't a trick. This is an open role that Jill is currently recruiting for from Jack's network.
Sometimes Jill's clients ask her to anonymize their jobs when she advertises them, which means she can't share all the details in the job description.
We appreciate this can make them look a bit suspect, but there isn't much we can do about it.

Give Jack a spin! You could land this role. If not, most people find him incredibly helpful with their job search, and we're giving his services away for free.

#LI-JANDJLIVE

She will pick the best candidates from Jack's network.

The next step is to speak to Jack.

===

Job Title

Product Manager

Salary

Not Disclosed + Equity

Company Description

Series B generative AI platform

Job Description

You will lead the charge in defining product management for a pioneering AI company. Owning the end-to-end customer journey, you'll bridge the gap between complex technical capabilities and real-world user value. Working alongside world-class engineers, you will drive execution in a high-ambiguity environment to shape the future of interactive digital experiences.

Location

San Francisco, USA

Why this role is remarkable

• Founding-level impact as one of the first formal product hires in a rapidly scaling environment.
• Opportunity to work at a well-funded Series B startup backed by top-tier venture capital firms.
• Direct influence on the product roadmap and organizational culture for cutting-edge generative technology.

What you will do

• Define and implement product management processes from the ground up for a high-growth engineering team.
• Own customer outcomes end-to-end, managing the full product lifecycle from initial discovery to production.
• Translate complex technical research into intuitive product features that drive user engagement and platform growth.

The ideal candidate

• Proven track record in both 0→1 product development and scaling established features in the technology sector.
• Exceptional communication skills with a focus on written clarity and cross-functional alignment across the organization.
• Strong technical intuition with the ability to collaborate effectively with specialized AI engineering and research teams.

===

Who are Jack & Jill?

Ok, I'll go first. I'm Jack, an AI that gets to know you on a quick call, learning what you're great at and what you want from your career. Then I help you land your dream job by finding unmissable opportunities as they come up, supporting you with applications, interview prep, and moral support.

And I'm Jill, an AI Recruiter who talks to companies to understand who they're looking to hire. Then I recruit from Jack's network, making an introduction when I spot an excellent candidate.

How does this work?

• Jack's an AI agent for job searching and career coaching. He works for you.
• Jill is the AI recruiter working for the company. She recruits from Jack's network.
• If it's a match and the company wants to meet you, they'll make the intro. In the meantime, if you'd like, Jack will send you excellent alternatives.

We never post fake jobs

This isn't a trick. This is an open role that Jill is currently recruiting for from Jack's network.
Sometimes Jill's clients ask her to anonymize their jobs when she advertises them, which means she can't share all the details in the job description.
We appreciate this can make them look a bit suspect, but there isn't much we can do about it.

Give Jack a spin! You could land this role. If not, most people find him incredibly helpful with their job search, and we're giving his services away for free.

#LI-JANDJLIVE

She will pick the best candidates from Jack's network.

The next step is to speak to Jack.

Job Title

Technical Growth Marketer

Salary

Not Disclosed

Company Description

Series B generative AI platform

Job Description

Join a high-growth AI startup in San Francisco as a hybrid growth marketer and technologist. You will bridge the gap between creative strategy and technical execution, building automated systems and rapid prototypes to scale user acquisition. If you thrive on shipping experiments daily using AI and no-code tools, this role is for you.

Location

San Francisco, USA

Why this role is remarkable

• Combine marketing creativity with rapid technical prototyping in a high-impact, fast-paced environment.
• Backed by top-tier venture capital firms and positioned at the forefront of the generative AI revolution.
• Full ownership of the growth stack, with the freedom to build and ship experiments in real-time.

What you will do

• Design and deploy automated marketing workflows using no-code platforms and custom scripts to accelerate growth.
• Develop rapid MVP experiments to test new acquisition channels and optimize lifecycle engagement strategies.
• Integrate LLMs and internal tools to create highly personalized outreach and lead enrichment infrastructure.

The ideal candidate

• Proven ability to ship technical projects quickly using tools like Zapier, Make, n8n, or Python.
• Strong background in data-driven growth marketing with a focus on rapid experimentation and distribution.
• Self-starter mindset with the ability to act as a technical multiplier across the entire go-to-market team.

Who are Jack & Jill?

Ok, I'll go first. I'm Jack, an AI that gets to know you on a quick call, learning what you're great at and what you want from your career. Then I help you land your dream job by finding unmissable opportunities as they come up, supporting you with applications, interview prep, and moral support.

And I'm Jill, an AI Recruiter who talks to companies to understand who they're looking to hire. Then I recruit from Jack's network, making an introduction when I spot an excellent candidate.

How does this work?

• Jack's an AI agent for job searching and career coaching. He works for you.
• Jill is the AI recruiter working for the company. She recruits from Jack's network.
• If it's a match and the company wants to meet you, they'll make the intro. In the meantime, if you'd like, Jack will send you excellent alternatives.

We never post fake jobs

This isn't a trick. This is an open role that Jill is currently recruiting for from Jack's network.
Sometimes Jill's clients ask her to anonymize their jobs when she advertises them, which means she can't share all the details in the job description.
We appreciate this can make them look a bit suspect, but there isn't much we can do about it.

Give Jack a spin! You could land this role. If not, most people find him incredibly helpful with their job search, and we're giving his services away for free.

#LI-JANDJLIVE

She will pick the best candidates from Jack's network.

The next step is to speak to Jack.

Job Title

Backend Engineer

Salary

Not Disclosed + Equity

Company Description

VC-backed AI retention platform

Job Description

As a Backend Engineer at this VC-backed AI startup, you will build the core infrastructure powering intelligent agents that solve subscriber churn for consumer brands. You will design robust APIs, architect databases, and integrate third-party platforms. Working alongside experienced founders, you’ll own significant surface area and help shape a high-performance engineering culture.

Location

San Francisco, USA

Why this role is remarkable

• High-impact ownership within a lean, 15-person team where every engineer shapes the core product and architecture.
• Strong traction and financial stability, backed by top-tier VCs with a clear mission to solve churn for global brands.
• An in-person, high-trust environment in San Francisco that fosters rapid iteration and direct collaboration with world-class founders.

What you will do

• Design and maintain the core infrastructure, including APIs and database schemas, that powers production-ready AI agents.
• Build and manage complex integrations with third-party platforms to enable seamless data flow for consumer brand clients.
• Collaborate directly with the founding team to architect scalable systems and define the long-term technical roadmap.

The ideal candidate

• At least 1 year of professional experience in backend development with a focus on server-side logic and performance.
• Strong fundamentals in database management and API design, with an ability to ship reliable, high-quality code quickly.
• A proactive, owner-mindset with a drive to solve complex problems and thrive in a fast-paced, in-person startup environment.

Who are Jack & Jill?

Ok, I'll go first. I'm Jack, an AI that gets to know you on a quick call, learning what you're great at and what you want from your career. Then I help you land your dream job by finding unmissable opportunities as they come up, supporting you with applications, interview prep, and moral support.

And I'm Jill, an AI Recruiter who talks to companies to understand who they're looking to hire. Then I recruit from Jack's network, making an introduction when I spot an excellent candidate.

How does this work?

• Jack's an AI agent for job searching and career coaching. He works for you.
• Jill is the AI recruiter working for the company. She recruits from Jack's network.
• If it's a match and the company wants to meet you, they'll make the intro. In the meantime, if you'd like, Jack will send you excellent alternatives.

We never post fake jobs

This isn't a trick. This is an open role that Jill is currently recruiting for from Jack's network.
Sometimes Jill's clients ask her to anonymize their jobs when she advertises them, which means she can't share all the details in the job description.
We appreciate this can make them look a bit suspect, but there isn't much we can do about it.

Give Jack a spin! You could land this role. If not, most people find him incredibly helpful with their job search, and we're giving his services away for free.

#LI-JANDJLIVE

She will pick the best candidates from Jack's network.

The next step is to speak to Jack.

Job Title

Founding Engineer

Salary

Not Disclosed

Company Description

Outro Health is a seed-stage virtual clinic helping patients safely taper off antidepressants using evidence-based protocols. Co-founded by world-renowned expert Dr. Mark Horowitz, the company is building a first-of-its-kind digital health platform to provide medically supervised guidance for millions looking to safely reduce medication under the Maudsley Deprescribing Guidelines.

Job Description

As engineer #2 at Outro Health, you will partner directly with the CTO to build a revolutionary health platform from scratch. You will own the full-stack architecture across patient-facing mobile apps, clinician portals, and pharmacy integrations. This is a rare opportunity to shape the engineering culture and product of a mission-driven NYC startup.

Location

New York City, USA

Why this role is remarkable

• Join as the second engineer, gaining significant influence over the technical architecture, product direction, and foundational engineering culture from day one.
• Work on a deeply impactful product co-founded by Dr. Mark Horowitz, a leading global authority on deprescribing and co-author of the Maudsley Guidelines.
• Tackle high-complexity engineering challenges including pharmacy integrations, AI-native clinician workflows, and high-stakes patient-facing mobile experiences in an underserved medical niche.

What you will do

• Architect and build end-to-end features using TypeScript, Node.js, and Next.js, scaling the platform from its early stages to a robust production system.
• Develop and maintain cross-platform mobile experiences with React Native, ensuring seamless, medically-safe communication between patients and their specialized clinical teams.
• Collaborate directly with the founders in an onsite NYC environment to iterate on product requirements, pharmacy logistics, and internal operations tooling.

The ideal candidate

• Proven experience as an early-stage or founding engineer (ideally #1-5) who has successfully built and scaled products from near-zero in high-ambiguity environments.
• Deep technical proficiency across the modern TypeScript stack, including React, Node.js, and GCP, with a preference for candidates from the health-tech sector.
• Strong bias for action and local presence in NYC, ready to work onsite 5 days a week in a fast-paced, collaborative startup setting.

Who are Jack & Jill?

Ok, I'll go first. I'm Jack, an AI that gets to know you on a quick call, learning what you're great at and what you want from your career. Then I help you land your dream job by finding unmissable opportunities as they come up, supporting you with applications, interview prep, and moral support.

And I'm Jill, an AI Recruiter who talks to companies to understand who they're looking to hire. Then I recruit from Jack's network, making an introduction when I spot an excellent candidate.

How does this work?

• Jack's an AI agent for job searching and career coaching. He works for you.
• Jill is the AI recruiter working for the company. She recruits from Jack's network.
• If it's a match and the company wants to meet you, they'll make the intro. In the meantime, if you'd like, Jack will send you excellent alternatives.

We never post fake jobs

This isn't a trick. This is an open role that Jill is currently recruiting for from Jack's network.
Sometimes Jill's clients ask her to anonymize their jobs when she advertises them, which means she can't share all the details in the job description.
We appreciate this can make them look a bit suspect, but there isn't much we can do about it.

Give Jack a spin! You could land this role. If not, most people find him incredibly helpful with their job search, and we're giving his services away for free.

#LI-JANDJLIVE

She will pick the best candidates from Jack's network.

The next step is to speak to Jack.

Title:
Senior React Native Engineer at Known - AI-powered matchmaking startup

Job Title

Senior React Native Engineer

Salary

Not Disclosed

Company Description

Known - AI-powered matchmaking startup backed by Forerunner Ventures

Job Description

As a Senior React Native Engineer, you will own the entire mobile surface area of a voice-first AI product. You'll solve complex audio engineering challenges and craft premium, native-feel interactions that benchmark against Apple-grade quality. Joining an elite team from Uber and Cash App, you'll apply general intelligence to revolutionize human connection.

Location

San Francisco, USA

Why this role is remarkable

• Work on a genuinely novel voice-first interaction paradigm where users engage in 27-minute average conversations with AI agents.
• Join a high-growth startup backed by top-tier investors including Forerunner Ventures (Decagon, Oura), NFX, and Pear VC as they approach Series A.
• High-autonomy environment in Cow Hollow, SF, collaborating with an elite engineering team from Uber, Afterpay, and Cash App.

What you will do

• Own the full mobile surface including voice interaction flows, matching UX, and real-time state management.
• Solve complex audio engineering problems such as streaming, silence detection, and graceful degradation for voice AI.
• Collaborate deeply with design to translate high-fidelity intent into fluid animations and gesture-responsive interfaces.

The ideal candidate

• Extensive experience shipping high-quality React Native consumer products where mobile craft and performance were existential to retention.
• Deep technical background in audio, voice, or real-time media features like WebRTC, recording, and streaming playback.
• Proven track record as an early engineer (employee 1-30) at growth-stage companies like Clubhouse, Discord, or Tinder.

Who are Jack & Jill?

Ok, I'll go first. I'm Jack, an AI that gets to know you on a quick call, learning what you're great at and what you want from your career. Then I help you land your dream job by finding unmissable opportunities as they come up, supporting you with applications, interview prep, and moral support.

And I'm Jill, an AI Recruiter who talks to companies to understand who they're looking to hire. Then I recruit from Jack's network, making an introduction when I spot an excellent candidate.

How does this work?

• Jack's an AI agent for job searching and career coaching. He works for you.
• Jill is the AI recruiter working for the company. She recruits from Jack's network.
• If it's a match and the company wants to meet you, they'll make the intro. In the meantime, if you'd like, Jack will send you excellent alternatives.

We never post fake jobs

This isn't a trick. This is an open role that Jill is currently recruiting for from Jack's network.
Sometimes Jill's clients ask her to anonymize their jobs when she advertises them, which means she can't share all the details in the job description.
We appreciate this can make them look a bit suspect, but there isn't much we can do about it.

Give Jack a spin! You could land this role. If not, most people find him incredibly helpful with their job search, and we're giving his services away for free.

#LI-JANDJLIVE

She will pick the best candidates from Jack's network.

The next step is to speak to Jack.

===

Job Title

Founding ML Engineer

Salary

$180K + 1% Equity

Company Description

BehaviorAI is a top-tier VC-backed startup and Cornell SciFi Lab spinout building AI models to understand human behavior through wearable sensors.

Job Description

As a Founding ML Engineer at BehaviorAI, you will architect and deploy state-of-the-art multimodal models for real-world time-series sensor data. You’ll design novel architectures from scratch—moving beyond simple fine-tuning—to power next-generation wearable intelligence. This hands-on role involves shipping direct-to-user solutions in a high-energy, proactive startup environment.

Location

Brooklyn, USA

Why this role is remarkable

• Work directly with founders Cheng Zhang (NSF CAREER Award winner) and Mehrab Bin Morshed (ex-Samsung Research) at the intersection of academia and industry.
• Influence the core product by designing novel ML architectures from scratch rather than just fine-tuning existing models for specific hardware.
• Join a top-tier VC-backed founding team with significant equity and the ability to shape a Cornell SciFi Lab spinout from day one.

What you will do

• Architect and deploy SOTA multimodal models (CV, NLP) specifically optimized for real-world time-series data from wearable sensors.
• Develop and implement real-time inference and on-device machine learning capabilities to ensure low-latency performance in field settings.
• Drive the technical roadmap for foundation models that integrate multi-modal sensing to deeply understand human behavior and intent.

The ideal candidate

• Proven experience processing real-world sensor or time-series data (e.g., image, IMU) with a focus on real-time inference and on-device ML.
• Strong background in Foundation Models and multimodal sensing, with the technical ability to build and iterate on complex architectures.
• High-energy, proactive mindset suited for an early-stage startup, with a willingness to own technical problems from research to final production.

===

Who are Jack & Jill?

Ok, I'll go first. I'm Jack, an AI that gets to know you on a quick call, learning what you're great at and what you want from your career. Then I help you land your dream job by finding unmissable opportunities as they come up, supporting you with applications, interview prep, and moral support.

And I'm Jill, an AI Recruiter who talks to companies to understand who they're looking to hire. Then I recruit from Jack's network, making an introduction when I spot an excellent candidate.

How does this work?

• Jack's an AI agent for job searching and career coaching. He works for you.
• Jill is the AI recruiter working for the company. She recruits from Jack's network.
• If it's a match and the company wants to meet you, they'll make the intro. In the meantime, if you'd like, Jack will send you excellent alternatives.

We never post fake jobs

This isn't a trick. This is an open role that Jill is currently recruiting for from Jack's network.
Sometimes Jill's clients ask her to anonymize their jobs when she advertises them, which means she can't share all the details in the job description.
We appreciate this can make them look a bit suspect, but there isn't much we can do about it.

Give Jack a spin! You could land this role. If not, most people find him incredibly helpful with their job search, and we're giving his services away for free.

#LI-JANDJLIVE

She will pick the best candidates from Jack's network.

The next step is to speak to Jack.

Job Title

Full Stack Engineer

Salary

$250k-$300k + Equity

Company Description

Caplight is building the real-time data and trading infrastructure for private markets, bringing transparency to historically opaque and illiquid assets. Based in San Francisco, Caplight provides institutional players with the pricing and tools needed to move quickly on private securities, transforming fragmented data into actionable financial intelligence.

Job Description

Join Caplight’s founding team as a Full Stack Engineer to build the infrastructure powering private market trading. You will own entire product areas, from real-time pricing data surfaces to institutional-grade trading interfaces. This high-impact role requires a blend of technical depth, product instinct, and a strong design sense to create sophisticated financial tools.

Location

San Francisco, USA

Why this role is remarkable

• Join a high-leverage founding team in San Francisco with significant influence over the product’s direction and the company’s ultimate culture.
• Tackle deep technical challenges in private market infrastructure, turning fragmented, stale data into real-time, institutional-grade trading and pricing tools.
• Experience a unique "AGI-pilled" environment where you are encouraged to max out parallel agent management to accelerate development and product delivery.

What you will do

• Own and build end-to-end product features, from the underlying data infrastructure to the sleek, intuitive interfaces relied on by institutional users.
• Collaborate closely with the small founding team to translate complex business requirements into high-performance financial infrastructure and data surfaces.
• Leverage advanced AI workflows and agent management to ship features rapidly without compromising on design quality or technical robustness.

The ideal candidate

• At least 5 years of full-stack engineering experience with a proven track record of shipping complex, user-facing products at scale.
• Strong product instincts and an exceptional eye for design, capable of building beautiful, functional features without needing a dedicated designer.
• An entrepreneurial, "AGI-pilled" mindset with high business acumen and the ability to move fast on ambiguous, cross-disciplinary problems.

Who are Jack & Jill?

Ok, I'll go first. I'm Jack, an AI that gets to know you on a quick call, learning what you're great at and what you want from your career. Then I help you land your dream job by finding unmissable opportunities as they come up, supporting you with applications, interview prep, and moral support.

And I'm Jill, an AI Recruiter who talks to companies to understand who they're looking to hire. Then I recruit from Jack's network, making an introduction when I spot an excellent candidate.

How does this work?

• Jack's an AI agent for job searching and career coaching. He works for you.
• Jill is the AI recruiter working for the company. She recruits from Jack's network.
• If it's a match and the company wants to meet you, they'll make the intro. In the meantime, if you'd like, Jack will send you excellent alternatives.

We never post fake jobs

This isn't a trick. This is an open role that Jill is currently recruiting for from Jack's network.
Sometimes Jill's clients ask her to anonymize their jobs when she advertises them, which means she can't share all the details in the job description.
We appreciate this can make them look a bit suspect, but there isn't much we can do about it.

Give Jack a spin! You could land this role. If not, most people find him incredibly helpful with their job search, and we're giving his services away for free.

#LI-JANDJLIVE

She will pick the best candidates from Jack's network.

The next step is to speak to Jack.

Job Title

Staff Product Engineer

Salary

£135k-£170k + Equity

Company Description

$116M Series B AI-native CRM startup backed by GV and Redpoint

Job Description

You will solve the most complex technical challenges for a next-generation CRM built for the AI era. As a Staff Product Engineer, you will drive technical strategy across teams, designing robust cloud-native systems while mentoring high-caliber talent. You’ll balance technical excellence with business delivery to build a tool that empowers ambitious global GTM teams.

Location

Remote, UK

Why this role is remarkable

• Work at the frontier of AI-native architecture with a high-performance team backed by world-class investors like GV, Redpoint, and Balderton.
• Take a high-impact leadership role where you influence the fundamental infrastructure and technical standards of a platform disrupting the CRM market.
• Enjoy a craft-focused culture that prioritizes deep technical rigor, exceptional user experience, and frequent international team off-sites to locations like Barcelona and Lisbon.

What you will do

• Provide technical leadership for critical infrastructure, ensuring the platform remains reliable, scalable, and secure as the user base grows.
• Mentor and coach a world-class engineering team, fostering a growth mindset and raising the bar for software operations in the age of AI.
• Collaborate across the organization to make strategic trade-offs between rapid delivery and architectural perfection, optimizing for customer value and business growth.

The ideal candidate

• Demonstrates first-class technical execution in distributed, cloud-native systems with a proven ability to think in complex systems rather than just code.
• Possesses a track record of technical leadership, having successfully broken down large, ambiguous problems into executable goals for other engineers to own.
• Maintains a product-first mindset with strong opinions on UX, using data and customer insights to build features that are uniquely valuable to users.

Who are Jack & Jill?

Ok, I'll go first. I'm Jack, an AI that gets to know you on a quick call, learning what you're great at and what you want from your career. Then I help you land your dream job by finding unmissable opportunities as they come up, supporting you with applications, interview prep, and moral support.

And I'm Jill, an AI Recruiter who talks to companies to understand who they're looking to hire. Then I recruit from Jack's network, making an introduction when I spot an excellent candidate.

How does this work?

• Jack's an AI agent for job searching and career coaching. He works for you.
• Jill is the AI recruiter working for the company. She recruits from Jack's network.
• If it's a match and the company wants to meet you, they'll make the intro. In the meantime, if you'd like, Jack will send you excellent alternatives.

We never post fake jobs

This isn't a trick. This is an open role that Jill is currently recruiting for from Jack's network.
Sometimes Jill's clients ask her to anonymize their jobs when she advertises them, which means she can't share all the details in the job description.
We appreciate this can make them look a bit suspect, but there isn't much we can do about it.

Give Jack a spin! You could land this role. If not, most people find him incredibly helpful with their job search, and we're giving his services away for free.

#LI-JANDJLIVE

She will pick the best candidates from Jack's network.

The next step is to speak to Jack.

Job Title

Senior Backend Engineer

Salary

Not Disclosed + Equity

Company Description

Caplight is a seed-stage, cash-flow positive fintech startup in San Francisco building the "Bloomberg Terminal for private markets" to provide institutional-grade data and trading infrastructure for VCs and leading global investors.

Job Description

Join Caplight as a Senior Backend Engineer to architect the data infrastructure powering private market investing. You will design core systems, develop LLM-driven data pipelines, and build AI-native workflows that bring transparency to billions in live order volume, helping the world's leading institutional investors make high-stakes decisions with real-time intelligence.

Location

San Francisco, USA

Why this role is remarkable

• Build the "Bloomberg Terminal for private markets" for a cash-flow positive startup already handling billions in live order volume for top-tier institutional investors.
• High-ownership role working directly with the CTO to evolve a modular, event-driven architecture using modern AI tooling and advanced data pipelines.
• Join a fast-moving, 15-person team in San Francisco where your technical decisions will directly shape the execution infrastructure modern VC investing runs on.

What you will do

• Design and own core backend systems and APIs that ingest, structure, and enrich fragmented data using LLM-powered pipelines.
• Build and maintain an MCP server to enable institutional clients to interact with private market data through AI-native workflows.
• Collaborate with the CTO on system design, evolving the architecture toward modular services that support institutional-grade speed and reliability.

The ideal candidate

• 4+ years of backend-focused experience, ideally at an early-stage startup, with deep proficiency in TypeScript or typed functional languages like Rust or Haskell.
• Proven track record of shipping production-grade systems and contributing to high-level architectural decisions rather than just implementing feature specs.
• Local to the San Francisco Bay Area and excited to work in a high-velocity, in-person environment at least 3 days per week.

Who are Jack & Jill?

Ok, I'll go first. I'm Jack, an AI that gets to know you on a quick call, learning what you're great at and what you want from your career. Then I help you land your dream job by finding unmissable opportunities as they come up, supporting you with applications, interview prep, and moral support.

And I'm Jill, an AI Recruiter who talks to companies to understand who they're looking to hire. Then I recruit from Jack's network, making an introduction when I spot an excellent candidate.

How does this work?

• Jack's an AI agent for job searching and career coaching. He works for you.
• Jill is the AI recruiter working for the company. She recruits from Jack's network.
• If it's a match and the company wants to meet you, they'll make the intro. In the meantime, if you'd like, Jack will send you excellent alternatives.

We never post fake jobs

This isn't a trick. This is an open role that Jill is currently recruiting for from Jack's network.
Sometimes Jill's clients ask her to anonymize their jobs when she advertises them, which means she can't share all the details in the job description.
We appreciate this can make them look a bit suspect, but there isn't much we can do about it.

Give Jack a spin! You could land this role. If not, most people find him incredibly helpful with their job search, and we're giving his services away for free.

#LI-JANDJLIVE

She will pick the best candidates from Jack's network.

The next step is to speak to Jack.

Job Title

Commercial Associate

Salary

Not Disclosed

Company Description

Whistle Robotics is a venture-backed London startup building intelligent, task-specific robots to make automation accessible to small and medium-sized manufacturers. Led by a repeat founder and an AI-manufacturing expert from CloudNC and Autodesk, they are deploying Physical AI to solve labor shortages and increase productivity, starting with automated CNC machine tending.

Job Description

As a Commercial Associate, you will work directly with the CEO to scale the business from an early product to a repeatable company. You’ll own the go-to-market playbook, manage end-to-end customer proposals, and be on-site at factories to ensure successful robot deployments while automating internal operations using cutting-edge AI and workflow tools.

Location

London, UK

Why this role is remarkable

• Join the founding team of a robotics startup at the ground floor with a significant equity stake and direct influence on the company’s trajectory.
• Work alongside founders with deep expertise in manufacturing exits and advanced AI software from industry leaders like CloudNC and Autodesk.
• Drive real-world impact by deploying physical robots that enable local manufacturers to reshore production and solve critical labor shortages today.

What you will do

• Build the go-to-market playbook by testing marketing channels, outbound sales motions, and trial structures to refine how the company wins customers.
• Own customer proposals end-to-end, including qualifying opportunities, building ROI cases, coordinating technical engineering input, and managing deals through to signed contracts.
• Systematically automate commercial and operational processes using AI and workflow tools like Claude and n8n to ensure the company scales efficiently.

The ideal candidate

• Has 1–3 years of experience in a high-intensity environment such as a startup, management consulting, finance, or commercial operations.
• Demonstrates a practical, action-oriented mindset with the ability to navigate ambiguity and move seamlessly between strategy and site-based execution.
• Is a fast-learning generalist who is confident using AI tools to amplify their output and building trust with factory owners and operators.

Who are Jack & Jill?

Ok, I'll go first. I'm Jack, an AI that gets to know you on a quick call, learning what you're great at and what you want from your career. Then I help you land your dream job by finding unmissable opportunities as they come up, supporting you with applications, interview prep, and moral support.

And I'm Jill, an AI Recruiter who talks to companies to understand who they're looking to hire. Then I recruit from Jack's network, making an introduction when I spot an excellent candidate.

How does this work?

• Jack's an AI agent for job searching and career coaching. He works for you.
• Jill is the AI recruiter working for the company. She recruits from Jack's network.
• If it's a match and the company wants to meet you, they'll make the intro. In the meantime, if you'd like, Jack will send you excellent alternatives.

We never post fake jobs

This isn't a trick. This is an open role that Jill is currently recruiting for from Jack's network.
Sometimes Jill's clients ask her to anonymize their jobs when she advertises them, which means she can't share all the details in the job description.
We appreciate this can make them look a bit suspect, but there isn't much we can do about it.

Give Jack a spin! You could land this role. If not, most people find him incredibly helpful with their job search, and we're giving his services away for free.

#LI-JANDJLIVE

She will pick the best candidates from Jack's network.

The next step is to speak to Jack.

Job Title

Robotic Software Engineer

Salary

Not Disclosed

Company Description

Paddington Robotics Limited is a pre-seed/seed stage, 15-person robotics startup in London founded by a Magic Pony co-founder and building AI-driven hardware to solve real-world labor challenges.

Job Description

As a Robotic Software Engineer at Paddington Robotics Limited, you will own core subsystems end-to-end, moving between high-level autonomy and low-level embedded control. You will write production C++ and Python for physical robots deployed in chaotic, real-world environments, working alongside an elite team from Amazon, InstaDeep, and top-tier UK universities.

Location

London, UK

Why this role is remarkable

• Join a team led by a Magic Pony co-founder (acquired by Twitter) and composed of elite engineers from Amazon, InstaDeep, Imperial, UCL, and Cambridge.
• Work on physical robots that are already shipping and being deployed at customer sites, tackling the messy "edge cases" of reality rather than staying in simulation.
• Enjoy high ownership in a scrappy, 15-person startup where you influence everything from motion planning and SLAM to firmware and sensor fusion.

What you will do

• Take end-to-end ownership of a key robotics subsystem, including specification, implementation, testing, and maintenance of code running on real hardware.
• Develop and optimize algorithms across various domains such as SLAM, navigation, computer vision, and high-performance computing using C++ and Python.
• Collaborate with multi-disciplinary teams and spend time on customer sites to understand real-world requirements and iterate on hardware-software integration.

The ideal candidate

• Proven expertise in Python and C/C++ with a strong track record of shipping software that interacts with physical sensors, actuators, and hardware.
• Hands-on experience in robotics, specifically with microcontrollers, image processing, CUDA, or SLAM, and a Masters degree in Computer Science or a related field.
• A pragmatic, low-ego problem solver who thrives in dynamic, multi-disciplinary environments and is comfortable taking projects from concept to completion.

Who are Jack & Jill?

Ok, I'll go first. I'm Jack, an AI that gets to know you on a quick call, learning what you're great at and what you want from your career. Then I help you land your dream job by finding unmissable opportunities as they come up, supporting you with applications, interview prep, and moral support.

And I'm Jill, an AI Recruiter who talks to companies to understand who they're looking to hire. Then I recruit from Jack's network, making an introduction when I spot an excellent candidate.

How does this work?

• Jack's an AI agent for job searching and career coaching. He works for you.
• Jill is the AI recruiter working for the company. She recruits from Jack's network.
• If it's a match and the company wants to meet you, they'll make the intro. In the meantime, if you'd like, Jack will send you excellent alternatives.

We never post fake jobs

This isn't a trick. This is an open role that Jill is currently recruiting for from Jack's network.
Sometimes Jill's clients ask her to anonymize their jobs when she advertises them, which means she can't share all the details in the job description.
We appreciate this can make them look a bit suspect, but there isn't much we can do about it.

Give Jack a spin! You could land this role. If not, most people find him incredibly helpful with their job search, and we're giving his services away for free.

#LI-JANDJLIVE

She will pick the best candidates from Jack's network.

The next step is to speak to Jack.

Job Title

Founding AI Engineer Intern

Salary

Not Disclosed

Company Description

Frances is a San Francisco-based startup building AI agents that interface with real-world kitchens and customers to automate food preparation and service.

Job Description

Join Frances as a Founding AI Engineer Intern to bridge the gap between bleeding-edge AI agents and physical kitchen operations. You will own core features, shipping scrappy 0→1 products that connect computer-use tooling to real-world environments. This role is for obsessive builders who care about polish, UX, and the tangible impact of their code.

Location

San Francisco, USA

Why this role is remarkable

• Work directly with the founders in San Francisco to define the core product architecture and user experience from the ground up.
• Operate at the bleeding edge of AI agent technology and computer-use tooling, applying these models to complex physical-world environments.
• Experience the full lifecycle of a startup, from deep technical design to visiting customers' homes and cooking to understand product-market fit.

What you will do

• Design and implement end-to-end features that integrate sophisticated AI agents with real-world kitchen hardware and customer interfaces.
• Ship high-quality, polished code rapidly to move from initial prototypes to functional 0→1 products in a fast-paced environment.
• Engage directly with users by testing the product in real-world settings to gain insights that drive technical and product decisions.

The ideal candidate

• Demonstrates an "obsessive builder" mindset with a track record of shipping scrappy, functional 0→1 products in record time.
• Possesses deep technical curiosity and hands-on experience with AI agents, LLMs, and computer-use tooling or robotic automation.
• Combines strong engineering skills with a passion for UX, polish, and a willingness to step outside the codebase to meet users.

Who are Jack & Jill?

Ok, I'll go first. I'm Jack, an AI that gets to know you on a quick call, learning what you're great at and what you want from your career. Then I help you land your dream job by finding unmissable opportunities as they come up, supporting you with applications, interview prep, and moral support.

And I'm Jill, an AI Recruiter who talks to companies to understand who they're looking to hire. Then I recruit from Jack's network, making an introduction when I spot an excellent candidate.

How does this work?

• Jack's an AI agent for job searching and career coaching. He works for you.
• Jill is the AI recruiter working for the company. She recruits from Jack's network.
• If it's a match and the company wants to meet you, they'll make the intro. In the meantime, if you'd like, Jack will send you excellent alternatives.

We never post fake jobs

This isn't a trick. This is an open role that Jill is currently recruiting for from Jack's network.
Sometimes Jill's clients ask her to anonymize their jobs when she advertises them, which means she can't share all the details in the job description.
We appreciate this can make them look a bit suspect, but there isn't much we can do about it.

Give Jack a spin! You could land this role. If not, most people find him incredibly helpful with their job search, and we're giving his services away for free.

#LI-JANDJLIVE

She will pick the best candidates from Jack's network.

The next step is to speak to Jack.

Job Title

Founding Full-Stack Engineer

Salary

£70k-£75k + Equity

Company Description

Kiki Club is a $5.5M venture-backed startup supported by Blackbird and executives from Airbnb and Uber, building the trust layer for global subletting. Based in Shoreditch, they are creating an invite-only marketplace that uses social connections and AI to solve the human problem of sharing homes with strangers safely.

Job Description

As the third founding engineer, you will own the full-stack development of Kiki Club’s trust-based subletting platform. Working directly with the founders in Shoreditch, you’ll ship high-impact features using TypeScript and React to scale a marketplace already generating $4.2M gross ARR. You will help build the world’s first AI-centric global subletting community.

Location

London, UK

Why this role is remarkable

• Exceptional traction with $4.2M gross ARR and 30% month-over-month growth since launching in London just ten months ago.
• Backed by a high-profile roster of investors including Blackbird and early executives from Facebook Marketplace, Airbnb, Uber, and Canva.
• True founding opportunity to shape the engineering culture and product roadmap for a platform aiming to impact one billion people.

What you will do

• Develop and ship high-priority features for the iOS app and web platform using TypeScript, React, Next.js, and Nest.js.
• Architect an AI-driven marketplace that leverages 10,000+ real user conversations to automate trust-based matching between hosts and guests.
• Take full ownership of the technical stack and product lifecycle, from initial concept through deployment on AWS and Vercel.

The ideal candidate

• 3+ years of professional full-stack experience, ideally in a fast-paced startup environment, with a heavy emphasis on modern front-end development.
• Holds a computer science or software engineering degree from a reputable university and has a proven track record of building end-to-end projects.
• A first-principles problem solver who thrives in ambiguity and has the resilience to build a category-defining company from the ground up.

Who are Jack & Jill?

Ok, I'll go first. I'm Jack, an AI that gets to know you on a quick call, learning what you're great at and what you want from your career. Then I help you land your dream job by finding unmissable opportunities as they come up, supporting you with applications, interview prep, and moral support.

And I'm Jill, an AI Recruiter who talks to companies to understand who they're looking to hire. Then I recruit from Jack's network, making an introduction when I spot an excellent candidate.

How does this work?

• Jack's an AI agent for job searching and career coaching. He works for you.
• Jill is the AI recruiter working for the company. She recruits from Jack's network.
• If it's a match and the company wants to meet you, they'll make the intro. In the meantime, if you'd like, Jack will send you excellent alternatives.

We never post fake jobs

This isn't a trick. This is an open role that Jill is currently recruiting for from Jack's network.
Sometimes Jill's clients ask her to anonymize their jobs when she advertises them, which means she can't share all the details in the job description.
We appreciate this can make them look a bit suspect, but there isn't much we can do about it.

Give Jack a spin! You could land this role. If not, most people find him incredibly helpful with their job search, and we're giving his services away for free.

#LI-JANDJLIVE

She will pick the best candidates from Jack's network.

The next step is to speak to Jack.

Job Title

Senior Software Engineer

Salary

£70-£90k + Equity

Company Description

Volteras Technologies Limited is a $14M Series A clean-tech company backed by Union Square Ventures and Exor. They are building the critical infrastructure for the energy transition, providing a unified API that connects businesses to real-time data from over 30 electric vehicle automakers, including Tesla, BMW, and Ford.

Job Description

You will build the critical infrastructure connecting electric vehicles to the energy grid. Reporting to the VP of Engineering, you'll design API integrations and optimize real-time Kafka pipelines processing global vehicle telemetry. This is a high-impact role where your architectural decisions shape a platform used by utilities and fleet managers worldwide.

Location

London, UK & Remote Europe

Why this role is remarkable

• Work on "Plaid for EVs," building the foundational software layer that allows the global energy grid and vehicle fleets to communicate seamlessly.
• Join a high-growth Series A startup backed by premier investors like Union Square Ventures, moving from 20 people to a global clean-tech leader.
• Enjoy massive technical ownership in a senior-heavy team of 5-6 engineers where you solve complex real-time data streaming and multi-OEM integration challenges.

What you will do

• Architect and ingest telemetry from 30+ major automakers, transforming fragmented OEM data into a reliable, unified API for global customers.
• Build and optimize high-scale Kafka streaming pipelines to process real-time vehicle data for smart charging, grid balancing, and fleet optimization.
• Shape the engineering culture and internal tooling, from CI/CD workflows to monitoring systems, as the company scales its international footprint.

The ideal candidate

• Has deep experience building production-grade APIs and event-driven systems using Python, AWS, and streaming technologies like Kafka.
• Possesses a track record of owning complex software projects end-to-end, with the autonomy to scope, build, and ship features in startup environments.
• Demonstrates expertise in cloud infrastructure and DevOps practices, including Docker, Terraform, and maintaining high-reliability systems at scale.

Who are Jack & Jill?

Ok, I'll go first. I'm Jack, an AI that gets to know you on a quick call, learning what you're great at and what you want from your career. Then I help you land your dream job by finding unmissable opportunities as they come up, supporting you with applications, interview prep, and moral support.

And I'm Jill, an AI Recruiter who talks to companies to understand who they're looking to hire. Then I recruit from Jack's network, making an introduction when I spot an excellent candidate.

How does this work?

• Jack's an AI agent for job searching and career coaching. He works for you.
• Jill is the AI recruiter working for the company. She recruits from Jack's network.
• If it's a match and the company wants to meet you, they'll make the intro. In the meantime, if you'd like, Jack will send you excellent alternatives.

We never post fake jobs

This isn't a trick. This is an open role that Jill is currently recruiting for from Jack's network.
Sometimes Jill's clients ask her to anonymize their jobs when she advertises them, which means she can't share all the details in the job description.
We appreciate this can make them look a bit suspect, but there isn't much we can do about it.

Give Jack a spin! You could land this role. If not, most people find him incredibly helpful with their job search, and we're giving his services away for free.

#LI-JANDJLIVE

She will pick the best candidates from Jack's network.

The next step is to speak to Jack.

Job Title

Mobile Application Engineer

Salary

Not Disclosed + Equity

Company Description

Seamflow.com is a London-based startup that raised an oversubscribed $4.5M seed round from Tier-1 investors like Coinbase, Reddit, Klarna, and Spotify to modernize manual systems in aerospace, healthcare, and energy.

Job Description

You will design and build end-to-end mobile workflows that translate complex real-world processes into intuitive software. Embedded with customers in the field, you’ll ship production-grade React Native apps featuring offline-first capabilities and AI integrations. This high-ownership role involves moving from customer calls to deployment, solving critical bottlenecks in physical industries.

Location

London, UK

Why this role is remarkable

• Join a world-class team featuring former unicorn founding engineers and talent from X, Google, Amazon, and Yandex in a high-trust, high-autonomy environment.
• The company is backed by an oversubscribed $4.5M seed round from legendary investors including Coinbase, Reddit, Klarna, and Spotify, providing a strong runway for growth.
• Experience true ownership by embedding with users in industries like aerospace and healthcare to build mobile-first tools that let physical-world work move at software speed.

What you will do

• Ship production-grade features from day one, owning the entire lifecycle from initial customer specification and UX polish to final deployment.
• Develop sophisticated offline-first mobile workflows using React Native and TypeScript, integrating native Swift/Kotlin modules for camera and sensors when necessary.
• Integrate advanced AI-powered features, including LLMs and agents, directly into mobile workflows to streamline messy real-world field processes for industrial workers.

The ideal candidate

• Proven experience shipping cross-platform apps with React Native and TypeScript, with the technical depth to drop into native iOS and Android codebases.
• Strong background in building offline-first applications that manage local persistence, conflict resolution, and reliable data synchronization in environments with unreliable connectivity.
• Entrepreneurial mindset, ideally with early-stage or founder experience, and a willingness to work directly with non-technical domain experts to define product requirements.

Who are Jack & Jill?

Ok, I'll go first. I'm Jack, an AI that gets to know you on a quick call, learning what you're great at and what you want from your career. Then I help you land your dream job by finding unmissable opportunities as they come up, supporting you with applications, interview prep, and moral support.

And I'm Jill, an AI Recruiter who talks to companies to understand who they're looking to hire. Then I recruit from Jack's network, making an introduction when I spot an excellent candidate.

How does this work?

• Jack's an AI agent for job searching and career coaching. He works for you.
• Jill is the AI recruiter working for the company. She recruits from Jack's network.
• If it's a match and the company wants to meet you, they'll make the intro. In the meantime, if you'd like, Jack will send you excellent alternatives.

We never post fake jobs

This isn't a trick. This is an open role that Jill is currently recruiting for from Jack's network.
Sometimes Jill's clients ask her to anonymize their jobs when she advertises them, which means she can't share all the details in the job description.
We appreciate this can make them look a bit suspect, but there isn't much we can do about it.

Give Jack a spin! You could land this role. If not, most people find him incredibly helpful with their job search, and we're giving his services away for free.

#LI-JANDJLIVE

She will pick the best candidates from Jack's network.

The next step is to speak to Jack.

Job Title

Head of Engineering

Salary

$225k-$325k + Equity

Company Description

BUILD, Inc. is a high-growth AI startup backed by Index Ventures and leaders from Blackstone and OpenAI. Founded in late 2024, they are building an agentic AI stack for institutional real estate, already generating 7-figure revenue and automating complex development workflows 90% faster for global asset managers.

Job Description

As Head of Engineering, you will own the technical execution of Build’s agentic AI platform. You’ll architect scalable systems, lead a high-output engineering team, and encode complex real estate domain logic into production-grade software. This hands-on leadership role is critical for scaling a product that institutional clients trust with multi-billion dollar decisions.

Location

San Francisco and New York City, USA

Why this role is remarkable

• Join a seed-stage powerhouse backed by Index Ventures and C-suite leaders from Blackstone and OpenAI, scaling from 7-figures toward 8-figures in revenue.
• Work directly with founders who scaled companies like 11x.ai and Gorillas, operating in a high-intensity environment that ships faster than teams ten times its size.
• Shape a generational company at the intersection of AI and the $300T+ built world asset class, turning digital infrastructure and energy projects into reality.

What you will do

• Own the engineering function end-to-end, including architecture, infrastructure, security, and execution velocity for a production-grade agentic AI platform.
• Hire and lead an elite, high-output engineering team, setting a technical bar focused on judgment, depth, and extreme ownership.
• Partner with product and domain leads to translate institutional real estate workflows into robust, observable AI systems that handle real-world load.

The ideal candidate

• Proven experience scaling a vertical AI company (e.g., Harvey, Sierra, or Glean) through major growth phases, with deep expertise in LLM production systems.
• A hands-on technical leader who still codes and can debug production issues while simultaneously making high-level architectural tradeoffs and hiring decisions.
• Extensive B2B or enterprise experience shipping software that institutional clients trust with high-stakes financial and regulatory data.

Who are Jack & Jill?

Ok, I'll go first. I'm Jack, an AI that gets to know you on a quick call, learning what you're great at and what you want from your career. Then I help you land your dream job by finding unmissable opportunities as they come up, supporting you with applications, interview prep, and moral support.

And I'm Jill, an AI Recruiter who talks to companies to understand who they're looking to hire. Then I recruit from Jack's network, making an introduction when I spot an excellent candidate.

How does this work?

• Jack's an AI agent for job searching and career coaching. He works for you.
• Jill is the AI recruiter working for the company. She recruits from Jack's network.
• If it's a match and the company wants to meet you, they'll make the intro. In the meantime, if you'd like, Jack will send you excellent alternatives.

We never post fake jobs

This isn't a trick. This is an open role that Jill is currently recruiting for from Jack's network.
Sometimes Jill's clients ask her to anonymize their jobs when she advertises them, which means she can't share all the details in the job description.
We appreciate this can make them look a bit suspect, but there isn't much we can do about it.

Give Jack a spin! You could land this role. If not, most people find him incredibly helpful with their job search, and we're giving his services away for free.

#LI-JANDJLIVE

She will pick the best candidates from Jack's network.

The next step is to speak to Jack.

Job Title

Full-Stack AI Engineer

Salary

Not Disclosed

Company Description

Greylock is one of the most prestigious venture capital firms in tech, having been the first investors in Airbnb, LinkedIn, and Figma. The firm partners with founders at the earliest stages, leveraging the expertise of industry legends like Reid Hoffman and Sarah Tavel to build category-defining, generational companies.

Job Description

As the first full-time engineer, you will build AI systems that give Greylock's investment team a genuine edge. You'll own the development of custom agent-based workflows for market mapping and due diligence. Working directly with partners, you will prototype and ship production LLM tools that redefine how venture capital operates from the ground up.

Location

San Francisco, USA

Why this role is remarkable

• Direct access to world-class investors and stakeholders like Reid Hoffman, with feedback loops measured in hours rather than quarters as your users are in the room.
• High-leverage opportunity to define the firm's technical roadmap and build the AI infrastructure that identifies the next generation of tech giants like Discord or Canva.
• True founding engineer ownership where you skip the ticket queue and PMs to decide exactly what to build and how to build it for maximum impact.

What you will do

• Build and deploy custom agent-based workflows that automate complex research, sourcing, and diligence processes across the firm's portfolio and pipeline.
• Design production systems that integrate LLMs, retrieval pipelines, and structured data into tools that partners rely on for live deal evaluations.
• Sit in on deal meetings to identify workflow bottlenecks and prototype AI-driven fixes within days to enhance the investment team's decision-making power.

The ideal candidate

• Experienced engineer with 2-5 years of experience who has successfully shipped multi-step LLM workflows or AI agents in a high-stakes production environment.
• Strong full-stack developer capable of owning the entire lifecycle from frontend and backend to data pipelines and deployment without the need for handoffs.
• Product-minded individual with pre-founder energy who thrives in ambiguity and knows when to ship quickly versus building for long-term technical durability.

Who are Jack & Jill?

Ok, I'll go first. I'm Jack, an AI that gets to know you on a quick call, learning what you're great at and what you want from your career. Then I help you land your dream job by finding unmissable opportunities as they come up, supporting you with applications, interview prep, and moral support.

And I'm Jill, an AI Recruiter who talks to companies to understand who they're looking to hire. Then I recruit from Jack's network, making an introduction when I spot an excellent candidate.

How does this work?

• Jack's an AI agent for job searching and career coaching. He works for you.
• Jill is the AI recruiter working for the company. She recruits from Jack's network.
• If it's a match and the company wants to meet you, they'll make the intro. In the meantime, if you'd like, Jack will send you excellent alternatives.

We never post fake jobs

This isn't a trick. This is an open role that Jill is currently recruiting for from Jack's network.
Sometimes Jill's clients ask her to anonymize their jobs when she advertises them, which means she can't share all the details in the job description.
We appreciate this can make them look a bit suspect, but there isn't much we can do about it.

Give Jack a spin! You could land this role. If not, most people find him incredibly helpful with their job search, and we're giving his services away for free.

#LI-JANDJLIVE

She will pick the best candidates from Jack's network.

The next step is to speak to Jack.

Job Title

Senior UI Engineer

Salary

Not Disclosed

Company Description

StackOne is a $24M Series A London startup building an AI Integration Gateway for SaaS platforms and AI Agents, backed by GV (Google Ventures) and Workday Ventures.

Job Description

As StackOne’s first dedicated UI Engineer, you will be the authority on craft, polish, and performance. You’ll own the component library, shape micro-frontend architecture, and ensure every pixel reflects best-in-class engineering. Working alongside founders from Google and Microsoft, you’ll build the infrastructure layer that enables the next generation of agentic integrations.

Location

London, UK

Why this role is remarkable

• Join as the first dedicated UI/UX engineer, owning the entire front-end surface and setting the visual standards for a high-growth infrastructure platform.
• High-caliber environment backed by $24M from GV and Workday Ventures, founded by veterans from Google and Microsoft who value engineering taste and autonomy.
• Tackle unique performance challenges at the intersection of AI and enterprise integrations, building a system that orchestrates thousands of actions across hundreds of connectors.

What you will do

• Lead the development and stewardship of StackOne’s design system, establishing the visual language, reusable primitives, and performance standards for all user interfaces.
• Ship high-fidelity, pixel-perfect UIs using React and TypeScript, while managing micro-frontend patterns and optimizing Core Web Vitals to ensure industry-leading latency.
• Collaborate with product and design teams to prototype interactive proofs-of-concept, while providing internal tooling and AI rules to help other engineering teams contribute.

The ideal candidate

• 4+ years of professional front-end engineering experience with a deep focus on visual craft, design systems, and building production-scale React applications.
• Expert-level command of TypeScript, CSS fluency (Tailwind), and modern browser APIs, with a proven track record of migrating or scaling component libraries.
• Strong performance engineering instincts, including experience with monorepo tooling like NX or Turborepo and the ability to optimize backend bottlenecks impacting the client.

Who are Jack & Jill?

Ok, I'll go first. I'm Jack, an AI that gets to know you on a quick call, learning what you're great at and what you want from your career. Then I help you land your dream job by finding unmissable opportunities as they come up, supporting you with applications, interview prep, and moral support.

And I'm Jill, an AI Recruiter who talks to companies to understand who they're looking to hire. Then I recruit from Jack's network, making an introduction when I spot an excellent candidate.

How does this work?

• Jack's an AI agent for job searching and career coaching. He works for you.
• Jill is the AI recruiter working for the company. She recruits from Jack's network.
• If it's a match and the company wants to meet you, they'll make the intro. In the meantime, if you'd like, Jack will send you excellent alternatives.

We never post fake jobs

This isn't a trick. This is an open role that Jill is currently recruiting for from Jack's network.
Sometimes Jill's clients ask her to anonymize their jobs when she advertises them, which means she can't share all the details in the job description.
We appreciate this can make them look a bit suspect, but there isn't much we can do about it.

Give Jack a spin! You could land this role. If not, most people find him incredibly helpful with their job search, and we're giving his services away for free.

#LI-JANDJLIVE

She will pick the best candidates from Jack's network.

The next step is to speak to Jack.

Job Title

Member of Technical Staff, Infrastructure

Salary

$120K – $250K + Equity

Company Description

The Token Company is a $12M seed-stage startup backed by First Round Capital, NEA, and YC, building specialized machine learning models to compress LLM inputs. By identifying and removing unimportant data before it hits expensive models, they drastically reduce inference costs for high-scale enterprises and tech companies integrating LLMs into their production workflows.

Job Description

You will own the end-to-end cloud infrastructure for a high-performance compression API. This role involves building global, low-latency GPU ML inference systems that sit directly in the critical path of customer traffic. As a core member of a 5-person team, you will drive reliability, scalability, and cost-efficiency for a revolutionary AI product.

Location

San Francisco, USA

Why this role is remarkable

• Join an elite 5-person team backed by $12M from top-tier investors like First Round Capital and founders of Dropbox, Slack, and Supercell.
• Solve critical infrastructure challenges for LLM efficiency, building the low-latency systems that enable enterprises to scale AI cost-effectively.
• Benefit from an unparalleled San Francisco living experience with provided housing, food, laundry, and cleaning services, plus full visa sponsorship.

What you will do

• Architect and manage global, high-throughput GPU inference infrastructure using AWS, Terraform, and Docker to ensure maximum performance and uptime.
• Own the entire infrastructure stack from initial deployment and CI/CD pipelines to long-term reliability and cost-efficiency research.
• Collaborate closely with research and product teams to integrate and scale compression models into a high-traffic production API.

The ideal candidate

• Demonstrated experience building and operating production-grade cloud infrastructure at scale using tools like AWS and Terraform.
• Strong background in managing containerized environments with Docker and establishing robust CI/CD pipelines for high-reliability systems.
• Proven ability to take end-to-end ownership of an infrastructure stack, ideally within a fast-paced startup or high-growth engineering environment.

Who are Jack & Jill?

Ok, I'll go first. I'm Jack, an AI that gets to know you on a quick call, learning what you're great at and what you want from your career. Then I help you land your dream job by finding unmissable opportunities as they come up, supporting you with applications, interview prep, and moral support.

And I'm Jill, an AI Recruiter who talks to companies to understand who they're looking to hire. Then I recruit from Jack's network, making an introduction when I spot an excellent candidate.

How does this work?

• Jack's an AI agent for job searching and career coaching. He works for you.
• Jill is the AI recruiter working for the company. She recruits from Jack's network.
• If it's a match and the company wants to meet you, they'll make the intro. In the meantime, if you'd like, Jack will send you excellent alternatives.

We never post fake jobs

This isn't a trick. This is an open role that Jill is currently recruiting for from Jack's network.
Sometimes Jill's clients ask her to anonymize their jobs when she advertises them, which means she can't share all the details in the job description.
We appreciate this can make them look a bit suspect, but there isn't much we can do about it.

Give Jack a spin! You could land this role. If not, most people find him incredibly helpful with their job search, and we're giving his services away for free.

#LI-JANDJLIVE

She will pick the best candidates from Jack's network.

The next step is to speak to Jack.

Job Title

Voice AI ML Engineer

Salary

£80k-£100k + Equity

Company Description

AethexAI Inc is a London-based pre-seed startup that has raised ~$3M to build proprietary voice AI infrastructure for underserved global markets and languages that big tech overlooks.

Job Description

Join AethexAI Inc to build foundational speech technology for billions of users in emerging markets. You will own the entire ML lifecycle, from researching novel architectures to deploying low-latency models on AWS. This is a hands-on, founding-level role for a scrappy builder ready to define the future of global voice communication.

Location

London, UK

Why this role is remarkable

• Build foundational speech models from scratch for languages and accents that big tech overlooks, impacting billions of users in Africa, the Middle East, and beyond.
• Join a high-growth, ~$3M pre-seed team in London already processing 17,000+ daily calls with sub-500ms latency on proprietary, non-fine-tuned infrastructure.
• Secure meaningful founding-team equity and take complete ownership of the full ML stack, mirroring the trajectory of early engineers at companies like ElevenLabs.

What you will do

• Research and develop novel speech model architectures, moving beyond simple fine-tuning to build proprietary ASR and TTS solutions for underserved markets.
• Design and manage high-scale inference pipelines on Kubernetes and AWS, ensuring mission-critical reliability and sub-500ms latency for global voice applications.
• Work directly with the founding team to ship new features into production weekly, impacting real-world users immediately after model training.

The ideal candidate

• Has 4+ years of experience shipping production-grade ML models, with specific depth in speech, audio, or low-latency inference systems.
• Possesses strong MLOps skills, including hands-on experience deploying to Kubernetes on AWS and maintaining high-availability production environments.
• Holds an advanced degree from a top CS/ML program and thrives in a scrappy, in-person London environment where they own technical outcomes end-to-end.

Who are Jack & Jill?

Ok, I'll go first. I'm Jack, an AI that gets to know you on a quick call, learning what you're great at and what you want from your career. Then I help you land your dream job by finding unmissable opportunities as they come up, supporting you with applications, interview prep, and moral support.

And I'm Jill, an AI Recruiter who talks to companies to understand who they're looking to hire. Then I recruit from Jack's network, making an introduction when I spot an excellent candidate.

How does this work?

• Jack's an AI agent for job searching and career coaching. He works for you.
• Jill is the AI recruiter working for the company. She recruits from Jack's network.
• If it's a match and the company wants to meet you, they'll make the intro. In the meantime, if you'd like, Jack will send you excellent alternatives.

We never post fake jobs

This isn't a trick. This is an open role that Jill is currently recruiting for from Jack's network.
Sometimes Jill's clients ask her to anonymize their jobs when she advertises them, which means she can't share all the details in the job description.
We appreciate this can make them look a bit suspect, but there isn't much we can do about it.

Give Jack a spin! You could land this role. If not, most people find him incredibly helpful with their job search, and we're giving his services away for free.

#LI-JANDJLIVE

She will pick the best candidates from Jack's network.

The next step is to speak to Jack.

Job Title

Founding Customer Success Manager

Salary

$100k-$220k + Equity

Company Description

Movo AI is an early-stage startup building voice AI for small businesses, empowering non-technical SMB owners with intuitive, accessible automation tools.

Job Description

Join Movo AI as our founding Customer Success Manager to build the customer function from scratch. You will own the end-to-end post-sale journey—from onboarding and use-case consulting to driving renewals and expansion. This is a high-impact IC role for a scrappy builder eager to define the playbook for voice AI adoption in the SMB market.

Location

New York City, USA

Why this role is remarkable

• Founding-level impact: You aren't just managing accounts; you are building the entire customer success department, playbooks, and strategy from the ground up at an early-stage AI startup.
• High-upside compensation: A competitive salary range of $100k-$220k plus equity offers significant financial upside and ownership in a rapidly growing category.
• Market-defining product: Bring cutting-edge voice AI to the underserved small business market, making sophisticated technology intuitive and accessible for non-technical users.

What you will do

• Own the full-stack customer journey, including onboarding new SMB clients, consulting on specific voice AI use cases, and ensuring deep product adoption.
• Manage end-to-end commercial conversations, including building the renewal engine and identifying expansion opportunities to drive net revenue retention.
• Partner cross-functionally with Product and GTM teams to relay customer feedback, influence the roadmap, and build scalable customer success playbooks.

The ideal candidate

• Proven experience as an early hire or high-performing operator at a growth-stage SaaS company (e.g., Clay, Gong, Attentive) or vertical SaaS leader (e.g., Toast, ServiceTitan).
• Exceptional commercial instincts with a track record of owning expansions, renewals, and consultative sales processes for non-technical buyers.
• A builder's mindset with a history of scrappy execution, potentially as a former founder or a founding team member at a YC-backed startup.

Who are Jack & Jill?

Ok, I'll go first. I'm Jack, an AI that gets to know you on a quick call, learning what you're great at and what you want from your career. Then I help you land your dream job by finding unmissable opportunities as they come up, supporting you with applications, interview prep, and moral support.

And I'm Jill, an AI Recruiter who talks to companies to understand who they're looking to hire. Then I recruit from Jack's network, making an introduction when I spot an excellent candidate.

How does this work?

• Jack's an AI agent for job searching and career coaching. He works for you.
• Jill is the AI recruiter working for the company. She recruits from Jack's network.
• If it's a match and the company wants to meet you, they'll make the intro. In the meantime, if you'd like, Jack will send you excellent alternatives.

We never post fake jobs

This isn't a trick. This is an open role that Jill is currently recruiting for from Jack's network.
Sometimes Jill's clients ask her to anonymize their jobs when she advertises them, which means she can't share all the details in the job description.
We appreciate this can make them look a bit suspect, but there isn't much we can do about it.

Give Jack a spin! You could land this role. If not, most people find him incredibly helpful with their job search, and we're giving his services away for free.

#LI-JANDJLIVE

She will pick the best candidates from Jack's network.

The next step is to speak to Jack.

Job Title

Full-Stack Engineer

Salary

Not Disclosed

Company Description

Well-funded early-stage AI startup

Job Description

Join a fast-moving founding team as a Full-Stack Engineer building AI tools that streamline workplace collaboration. You will own features end-to-end using TypeScript, React, and Node.js to eliminate coordination overhead for growing companies. This role offers the opportunity to shape product direction and engineering culture while shipping user-facing features to an active, feedback-driven user base.

Location

New York, USA

Why this role is remarkable

• Direct impact on product-market fit by working closely with the founding team and real weekly users.
• High-velocity shipping environment where technical decisions and product instincts directly shape the company’s trajectory.
• Backed by top-tier VCs, offering the stability of strong funding with the creative freedom of an early-stage startup.

What you will do

• Lead the development of end-to-end features from initial specification through deployment and iterative improvement.
• Build and maintain scalable user-facing products using a modern stack including TypeScript, React, Node.js, and PostgreSQL.
• Collaborate with the founding team to translate complex workflow problems into intuitive AI-driven product solutions.

The ideal candidate

• Has 3–5 years of professional software engineering experience with a proven track record of shipping consumer or B2B products.
• Demonstrates a strong "startup appetite," thriving in fast-paced environments where requirements evolve based on user feedback.
• Possesses deep technical proficiency across the full stack, with bonus points for experience in Next.js, GraphQL, or high-growth environments.

Who are Jack & Jill?

Ok, I'll go first. I'm Jack, an AI that gets to know you on a quick call, learning what you're great at and what you want from your career. Then I help you land your dream job by finding unmissable opportunities as they come up, supporting you with applications, interview prep, and moral support.

And I'm Jill, an AI Recruiter who talks to companies to understand who they're looking to hire. Then I recruit from Jack's network, making an introduction when I spot an excellent candidate.

How does this work?

• Jack's an AI agent for job searching and career coaching. He works for you.
• Jill is the AI recruiter working for the company. She recruits from Jack's network.
• If it's a match and the company wants to meet you, they'll make the intro. In the meantime, if you'd like, Jack will send you excellent alternatives.

We never post fake jobs

This isn't a trick. This is an open role that Jill is currently recruiting for from Jack's network.
Sometimes Jill's clients ask her to anonymize their jobs when she advertises them, which means she can't share all the details in the job description.
We appreciate this can make them look a bit suspect, but there isn't much we can do about it.

Give Jack a spin! You could land this role. If not, most people find him incredibly helpful with their job search, and we're giving his services away for free.

#LI-JANDJLIVE

She will pick the best candidates from Jack's network.

The next step is to speak to Jack.

Job Title

Founding AI Engineer

Salary

£100k–£150k + Equity

Company Description

Pharosyn is a pre-seed AI startup backed by Entrepreneurs First in London, building automated competitive intelligence for the pharmaceutical and biotech industries.

Job Description

As a Founding AI Engineer at Pharosyn, you will build AI systems that automate complex analyst workflows for monitoring clinical trials and regulatory filings. Working directly with the CTO, you will own LLM orchestration, data pipelines, and full-stack development, shipping production-ready code to enterprise pharma clients while shaping the technical architecture of the platform.

Location

London, UK

Why this role is remarkable

• Join a pre-seed startup backed by Entrepreneurs First as a founding team member, gaining significant equity and influencing company culture from day one.
• Solve a massive, high-value problem in the regulated pharma industry by replacing slow manual reporting with real-time, traceable AI-powered competitive intelligence.
• Experience rapid growth in a high-intensity environment where you ship code to production and interact with enterprise clients on a weekly basis.

What you will do

• Build and manage core LLM orchestration layers and data pipelines to monitor clinical trials and regulatory filings continuously.
• Develop and maintain the full-stack platform using Python, TypeScript, and React to deliver actionable insights to pharma strategic teams.
• Make high-level architectural decisions alongside the CTO, ensuring the product remains privacy-first, traceable, and SOC 2 compliant.

The ideal candidate

• Has 0-4 years of professional software engineering experience with a proven track record of shipping production-ready AI or LLM-powered systems.
• Holds a computer science or technical degree from a top UK Russell-group university, showing strong fundamentals and a builder's mindset.
• Demonstrates full-stack proficiency in Python and TypeScript/React, with the ability to thrive in the ambiguity of an early-stage startup environment.

Who are Jack & Jill?

Ok, I'll go first. I'm Jack, an AI that gets to know you on a quick call, learning what you're great at and what you want from your career. Then I help you land your dream job by finding unmissable opportunities as they come up, supporting you with applications, interview prep, and moral support.

And I'm Jill, an AI Recruiter who talks to companies to understand who they're looking to hire. Then I recruit from Jack's network, making an introduction when I spot an excellent candidate.

How does this work?

• Jack's an AI agent for job searching and career coaching. He works for you.
• Jill is the AI recruiter working for the company. She recruits from Jack's network.
• If it's a match and the company wants to meet you, they'll make the intro. In the meantime, if you'd like, Jack will send you excellent alternatives.

We never post fake jobs

This isn't a trick. This is an open role that Jill is currently recruiting for from Jack's network.
Sometimes Jill's clients ask her to anonymize their jobs when she advertises them, which means she can't share all the details in the job description.
We appreciate this can make them look a bit suspect, but there isn't much we can do about it.

Give Jack a spin! You could land this role. If not, most people find him incredibly helpful with their job search, and we're giving his services away for free.

#LI-JANDJLIVE

She will pick the best candidates from Jack's network.

The next step is to speak to Jack.

Job Title

Infrastructure Engineer

Salary

£65k–£95k + Equity

Company Description

Valyu is a London-based, seed-stage startup with over £2M raised to build the foundational search and memory layer for AI agents. We are a team of nine engineering-focused individuals rethinking how AI-native applications access, understand, and act on petabyte-scale knowledge through advanced retrieval and indexing systems.

Job Description

Join Valyu to own the core infrastructure powering the next generation of AI agents. You will design and operate petabyte-scale storage, retrieval, and serving systems. By building high-performance architectures in Rust and Python, you’ll ensure that AI agents have the fast, reliable context they need for complex reasoning and research.

Location

London, UK

Why this role is remarkable

• Work at the frontier of AI infrastructure where your code defines how agents access and process world knowledge at a petabyte scale.
• Join a lean, highly technical team of nine in London backed by over £2M in seed funding, offering immense ownership and minimal abstraction.
• Experience a true renaissance in information retrieval, moving from first-principles research to production-ready systems that handle indexing and serving in real-time.

What you will do

• Own the end-to-end architecture of critical layers, including search and storage engines, data lakes, ingestion pipelines, and ML serving systems.
• Make foundational technical decisions on storage formats, query algorithms, and scheduling models that balance petabyte-scale latency against operational costs.
• Engineer high-concurrency systems using Rust and Python, operating them on AWS and GCP with tools like Kubernetes, Terraform, and advanced observability.

The ideal candidate

• A mid-level engineer with at least 3 years of experience shipping and operating systems-intensive infrastructure or distributed systems in production environments.
• Highly proficient in Rust and Python, with a background in database internals, search infrastructure, or scaling ML systems like vector databases and RAG.
• A relentlessly resourceful builder who has managed cloud workloads on AWS/GCP and possesses the technical judgment to make long-term architectural trade-offs.

Who are Jack & Jill?

Ok, I'll go first. I'm Jack, an AI that gets to know you on a quick call, learning what you're great at and what you want from your career. Then I help you land your dream job by finding unmissable opportunities as they come up, supporting you with applications, interview prep, and moral support.

And I'm Jill, an AI Recruiter who talks to companies to understand who they're looking to hire. Then I recruit from Jack's network, making an introduction when I spot an excellent candidate.

How does this work?

• Jack's an AI agent for job searching and career coaching. He works for you.
• Jill is the AI recruiter working for the company. She recruits from Jack's network.
• If it's a match and the company wants to meet you, they'll make the intro. In the meantime, if you'd like, Jack will send you excellent alternatives.

We never post fake jobs

This isn't a trick. This is an open role that Jill is currently recruiting for from Jack's network.
Sometimes Jill's clients ask her to anonymize their jobs when she advertises them, which means she can't share all the details in the job description.
We appreciate this can make them look a bit suspect, but there isn't much we can do about it.

Give Jack a spin! You could land this role. If not, most people find him incredibly helpful with their job search, and we're giving his services away for free.

#LI-JANDJLIVE

She will pick the best candidates from Jack's network.

The next step is to speak to Jack.

Job Title

Senior Software Engineer

Salary

Not Disclosed

Company Description

Borderless is a fast-growing immigration-tech startup backed by Entrepreneur First and Backed VC, simplifying the complex UK visa sponsorship process. Since 2023, they have supported over 600 businesses and 15,000 workers, leveraging automation and AI to transform a traditionally broken system into a seamless global mobility platform.

Job Description

You will join a high-impact engineering team of eight, building a full-stack platform that automates UK immigration. Working across TypeScript, React, and AWS, you’ll ship code ten times daily to solve complex logic and data modeling challenges. This role is pivotal in scaling Borderless as it expands into new international markets and sectors.

Location

London, UK

Why this role is remarkable

• Join a mission-driven team backed by Backed VC and Entrepreneur First, solving one of the most significant friction points in the global economy.
• Work at the cutting edge of AI implementation, building LLM-driven document classifiers and security tools that redefine how immigration paperwork is handled.
• Benefit from a culture of high ownership and speed, deploying to production multiple times daily within a small, elite engineering squad of roughly eight people.

What you will do

• Develop and maintain the core Borderless platform using TypeScript, React (NextJS), and Node.js to serve candidates, businesses, and internal teams.
• Design and scale complex PostgreSQL data models to ensure high performance and extensibility as the product expands into new global jurisdictions.
• Integrate advanced LLM and AI capabilities to automate document classification and extraction, significantly reducing manual overhead for international visa applicants and employers.

The ideal candidate

• Possesses 4–7+ years of professional engineering experience with a deep mastery of the full-stack: TypeScript, React, Node.js, and PostgreSQL.
• Demonstrates a proven track record of shipping fast and owning features end-to-end within the fast-paced, high-ambiguity environment of an early-stage startup.
• Displays strong architectural thinking, especially regarding asynchronous workloads via AWS SQS and the tradeoffs between speed-to-market and long-term technical stability.

Who are Jack & Jill?

Ok, I'll go first. I'm Jack, an AI that gets to know you on a quick call, learning what you're great at and what you want from your career. Then I help you land your dream job by finding unmissable opportunities as they come up, supporting you with applications, interview prep, and moral support.

And I'm Jill, an AI Recruiter who talks to companies to understand who they're looking to hire. Then I recruit from Jack's network, making an introduction when I spot an excellent candidate.

How does this work?

• Jack's an AI agent for job searching and career coaching. He works for you.
• Jill is the AI recruiter working for the company. She recruits from Jack's network.
• If it's a match and the company wants to meet you, they'll make the intro. In the meantime, if you'd like, Jack will send you excellent alternatives.

We never post fake jobs

This isn't a trick. This is an open role that Jill is currently recruiting for from Jack's network.
Sometimes Jill's clients ask her to anonymize their jobs when she advertises them, which means she can't share all the details in the job description.
We appreciate this can make them look a bit suspect, but there isn't much we can do about it.

Give Jack a spin! You could land this role. If not, most people find him incredibly helpful with their job search, and we're giving his services away for free.

#LI-JANDJLIVE

She will pick the best candidates from Jack's network.

The next step is to speak to Jack.

Job Title

Senior Platform Engineer

Salary

Not Disclosed

Company Description

StackOne is a $24M Series B London-based startup backed by GV and Workday Ventures, building the leading AI Integration Gateway. They provide a unified API layer for HR, CRM, and ATS platforms, enabling SaaS providers to orchestrate scalable, enterprise-grade integrations for AI agents and business systems.

Job Description

As the first dedicated Senior Platform Engineer, you will own the infrastructure behind StackOne’s AI Integration Gateway. Reporting to the CTO, you'll lead the migration from AWS CDK to Terraform, optimize CI/CD pipelines for a growing monorepo, and architect the delivery of the platform into customers' own cloud environments via BYOC models.

Location

London, UK

Why this role is remarkable

• Foundational Impact: Join as the first dedicated platform engineer, defining the infrastructure strategy and DevOps culture from the ground up for a high-growth startup.
• Blue-Chip Backing: Backed by top-tier investors GV (Google Ventures) and Workday Ventures with $24M raised to solve complex enterprise integration challenges.
• Complex Engineering: Work on cutting-edge "Bring Your Own Cloud" (BYOC) architecture, delivering SaaS infrastructure directly into major enterprise cloud accounts like AWS, GCP, and Azure.

What you will do

• Lead the transition of the entire AWS estate from AWS CDK to Terraform while maintaining high reliability for production workloads like ECS Fargate and Aurora.
• Architect and automate the deployment pipeline, consolidating toward a monorepo with incremental, affected-only testing to ensure rapid developer feedback loops.
• Build the versioning, packaging, and delivery systems required to ship StackOne’s platform into customer-managed cloud environments with full observability and security.

The ideal candidate

• Has 4+ years of experience in platform engineering or SRE, with deep expertise in AWS services including ECS/Fargate, RDS/Aurora, and Lambda.
• Demonstrates high proficiency in Infrastructure as Code (Terraform/CDK) and programming in TypeScript or Python to build developer tools rather than just configuration.
• Possesses a security-first mindset with experience securing CI/CD pipelines and ideally shipping software into customer-managed cloud or on-prem environments.

Who are Jack & Jill?

Ok, I'll go first. I'm Jack, an AI that gets to know you on a quick call, learning what you're great at and what you want from your career. Then I help you land your dream job by finding unmissable opportunities as they come up, supporting you with applications, interview prep, and moral support.

And I'm Jill, an AI Recruiter who talks to companies to understand who they're looking to hire. Then I recruit from Jack's network, making an introduction when I spot an excellent candidate.

How does this work?

• Jack's an AI agent for job searching and career coaching. He works for you.
• Jill is the AI recruiter working for the company. She recruits from Jack's network.
• If it's a match and the company wants to meet you, they'll make the intro. In the meantime, if you'd like, Jack will send you excellent alternatives.

We never post fake jobs

This isn't a trick. This is an open role that Jill is currently recruiting for from Jack's network.
Sometimes Jill's clients ask her to anonymize their jobs when she advertises them, which means she can't share all the details in the job description.
We appreciate this can make them look a bit suspect, but there isn't much we can do about it.

Give Jack a spin! You could land this role. If not, most people find him incredibly helpful with their job search, and we're giving his services away for free.

#LI-JANDJLIVE

She will pick the best candidates from Jack's network.

The next step is to speak to Jack.

Job Title

Machine Learning Engineer

Salary

£100k-£140k + Equity

Company Description

Usepassionfruit.com is a $14M Series A startup backed by Seaya, firstminute, and Playfair, building an AI-native teammate for marketing teams. We are automating complex marketing operations—from campaign briefs to paid media analysis—for mid-market brands with high-performance, autonomous agentic systems.

Job Description

As the second ML hire, you will design and deploy production-grade agentic systems that automate complex marketing operations. You'll build persistent agents with memory and tool use, integrating deeply with ad platforms and CRMs to handle everything from performance reporting to creative review for high-growth brands like the Atlanta Braves and ADT.

Location

London, UK

Why this role is remarkable

• Join a rocket ship that scaled from $0 to $2M ARR in just four months, with usage growing 6x recently and the company nearing profitability.
• Work at the cutting edge of production AI, moving beyond prototypes to deploy agentic systems that handle real-world marketing workflows for enterprise clients.
• Enjoy meaningful ownership as a founding member of the ML team, directly shaping the production stack and product roadmap in a fast-paced environment.

What you will do

• Develop and deploy LLM-powered agentic systems featuring persistent memory, tool orchestration, and multi-step marketing workflow automation.
• Integrate models with live data sources including Google Ads, Meta, and CRMs to create autonomous performance and compliance agents.
• Iterate on RAG pipelines, retrieval strategies, and domain-specific fine-tuning to improve the accuracy and reliability of marketing-specific AI workflows.

The ideal candidate

• Proven experience building and shipping production ML/LLM systems, specifically involving RAG, agentic frameworks, or complex workflow orchestration.
• Expert proficiency in Python with solid software engineering fundamentals, including experience building robust APIs and data pipelines.
• Thrives in a fast-moving product environment and possesses the technical curiosity to experiment with new technologies like Elixir or specialized marketing analytics.

Who are Jack & Jill?

Ok, I'll go first. I'm Jack, an AI that gets to know you on a quick call, learning what you're great at and what you want from your career. Then I help you land your dream job by finding unmissable opportunities as they come up, supporting you with applications, interview prep, and moral support.

And I'm Jill, an AI Recruiter who talks to companies to understand who they're looking to hire. Then I recruit from Jack's network, making an introduction when I spot an excellent candidate.

How does this work?

• Jack's an AI agent for job searching and career coaching. He works for you.
• Jill is the AI recruiter working for the company. She recruits from Jack's network.
• If it's a match and the company wants to meet you, they'll make the intro. In the meantime, if you'd like, Jack will send you excellent alternatives.

We never post fake jobs

This isn't a trick. This is an open role that Jill is currently recruiting for from Jack's network.
Sometimes Jill's clients ask her to anonymize their jobs when she advertises them, which means she can't share all the details in the job description.
We appreciate this can make them look a bit suspect, but there isn't much we can do about it.

Give Jack a spin! You could land this role. If not, most people find him incredibly helpful with their job search, and we're giving his services away for free.

#LI-JANDJLIVE

She will pick the best candidates from Jack's network.

The next step is to speak to Jack.

Job Title

AI Strategist

Salary

$150k-$180k + Bonus

Company Description

Elite AI strategy and transformation firm

Job Description

You will drive AI adoption within Fortune 500 companies by redesigning legacy workflows and shipping production-ready agentic solutions. Partnering directly with major AI labs, you’ll move engagements from high-level executive strategy to boots-on-the-ground implementation, ensuring AI tools actually transform how teams operate rather than sitting as unused pilots.

Location

New York, USA

Why this role is remarkable

• Work directly alongside the Applied AI teams of the world's leading foundation model labs on high-stakes client problems.
• Join a well-funded, elite team that moves beyond theory to ship functional, agentic workflows for global enterprises.
• Shape the future of Fortune 500 operations by bridging the gap between frontier technology and practical business execution.

What you will do

• Conduct deep-dive audits of existing business processes to identify high-impact opportunities for AI-native workflow redesign.
• Collaborate with engineers to build and deploy solutions using a modern stack including Claude, Cursor, and low-code platforms.
• Manage senior executive relationships, ensuring AI strategy aligns with core business goals and drives measurable operational improvements.

The ideal candidate

• 3-7 years of experience in strategy, operations, or product roles at top-tier consultancies or high-growth AI startups.
• Hands-on proficiency with modern AI tools like Claude and n8n, combined with a strong bias toward shipping functional products.
• Exceptional communication skills with the ability to navigate both C-suite strategy sessions and technical engineering sprints with ease.

Who are Jack & Jill?

Ok, I'll go first. I'm Jack, an AI that gets to know you on a quick call, learning what you're great at and what you want from your career. Then I help you land your dream job by finding unmissable opportunities as they come up, supporting you with applications, interview prep, and moral support.

And I'm Jill, an AI Recruiter who talks to companies to understand who they're looking to hire. Then I recruit from Jack's network, making an introduction when I spot an excellent candidate.

How does this work?

• Jack's an AI agent for job searching and career coaching. He works for you.
• Jill is the AI recruiter working for the company. She recruits from Jack's network.
• If it's a match and the company wants to meet you, they'll make the intro. In the meantime, if you'd like, Jack will send you excellent alternatives.

We never post fake jobs

This isn't a trick. This is an open role that Jill is currently recruiting for from Jack's network.
Sometimes Jill's clients ask her to anonymize their jobs when she advertises them, which means she can't share all the details in the job description.
We appreciate this can make them look a bit suspect, but there isn't much we can do about it.

Give Jack a spin! You could land this role. If not, most people find him incredibly helpful with their job search, and we're giving his services away for free.

#LI-JANDJLIVE

She will pick the best candidates from Jack's network.

The next step is to speak to Jack.

Job Title

Forward Deployed Engineer

Salary

Not Disclosed + Equity

Company Description

VC-backed AI content automation platform

Job Description

Join a high-growth startup sitting at the intersection of product, engineering, and customer strategy. You will build sophisticated AI-powered workflows using LLMs and automation tools to solve complex growth challenges for market-leading brands. This role bridges the gap between shipping code and driving strategic outcomes, turning custom solutions into scalable product features.

Location

San Francisco or New York City, USA

Why this role is remarkable

• High-impact hybrid role sitting at the intersection of engineering, product innovation, and growth strategy.
• Backed by top-tier VCs with massive revenue growth and a product trusted by market-leading unicorns.
• Exceptionally high-autonomy environment where you ship in days and directly influence the core product roadmap.

What you will do

• Build and deploy sophisticated AI workflows using LLMs, prompt engineering, and retrieval-augmented generation.
• Partner with cross-functional teams to automate complex processes and develop novel customer-facing use cases.
• Analyze performance metrics and report strategic insights to the executive team to shape product direction.

The ideal candidate

• Proven background in Growth, Solutions Engineering, or BizOps at a high-growth technology startup.
• Hands-on experience building production-ready applications with LLMs and automation tools like Zapier.
• Analytical mindset with the ability to navigate Python/JavaScript and a drive to own end-to-end outcomes.

Who are Jack & Jill?

Ok, I'll go first. I'm Jack, an AI that gets to know you on a quick call, learning what you're great at and what you want from your career. Then I help you land your dream job by finding unmissable opportunities as they come up, supporting you with applications, interview prep, and moral support.

And I'm Jill, an AI Recruiter who talks to companies to understand who they're looking to hire. Then I recruit from Jack's network, making an introduction when I spot an excellent candidate.

How does this work?

• Jack's an AI agent for job searching and career coaching. He works for you.
• Jill is the AI recruiter working for the company. She recruits from Jack's network.
• If it's a match and the company wants to meet you, they'll make the intro. In the meantime, if you'd like, Jack will send you excellent alternatives.

We never post fake jobs

This isn't a trick. This is an open role that Jill is currently recruiting for from Jack's network.
Sometimes Jill's clients ask her to anonymize their jobs when she advertises them, which means she can't share all the details in the job description.
We appreciate this can make them look a bit suspect, but there isn't much we can do about it.

Give Jack a spin! You could land this role. If not, most people find him incredibly helpful with their job search, and we're giving his services away for free.

#LI-JANDJLIVE

She will pick the best candidates from Jack's network.

The next step is to speak to Jack.

Job Title

Founding Engineer (Full Stack)

Salary

$150k-$225k + Equity

Company Description

Neptune is a $7.5M venture-backed startup building a shared AI brain for couples to manage major life decisions. Backed by Floodgate and The General Partnership, Neptune was founded by product and engineering leaders from Google, Stripe, and Uber to simplify complex financial and legal workflows through emotionally intelligent technology.

Job Description

As Neptune's first founding engineer, you will architect and build the core AI engine and product experience from the ground up. You'll work alongside world-class founders to turn emotionally charged financial decisions into seamless, trust-based workflows. This high-impact role involves setting the technical foundation while shipping features that directly influence how couples build wealth.

Location

New York, USA

Why this role is remarkable

• Join a world-class founding team including the creator of Google Forms and the founding engineer of Stripe Link.
• Build a category-defining product backed by $7.5M from top-tier investors like Floodgate (early backers of Lyft, X, and Twitch).
• Gain massive ownership and founding-level equity while working with cutting-edge LLMs on high-trust, real-world financial and legal use cases.

What you will do

• Design and ship the "Neptune brain," a shared context engine that manages a couple's full financial and legal history.
• Develop conversational AI and LLM-powered workflows that translate complex model outputs into high-credibility user experiences.
• Own features end-to-end across the stack, from backend architecture and Plaid integrations to frontend execution in Next.js.

The ideal candidate

• Has 4–7 years of full-stack experience with a track record of shipping impactful production features in high-trust environments.
• Demonstrates deep "AI-native" intuition, using LLMs as force multipliers and understanding their performance across sensitive financial tasks.
• Possesses early-stage startup DNA, characterized by extreme agency, product-thinking, and the ability to thrive in an in-office NYC environment.

Who are Jack & Jill?

Ok, I'll go first. I'm Jack, an AI that gets to know you on a quick call, learning what you're great at and what you want from your career. Then I help you land your dream job by finding unmissable opportunities as they come up, supporting you with applications, interview prep, and moral support.

And I'm Jill, an AI Recruiter who talks to companies to understand who they're looking to hire. Then I recruit from Jack's network, making an introduction when I spot an excellent candidate.

How does this work?

• Jack's an AI agent for job searching and career coaching. He works for you.
• Jill is the AI recruiter working for the company. She recruits from Jack's network.
• If it's a match and the company wants to meet you, they'll make the intro. In the meantime, if you'd like, Jack will send you excellent alternatives.

We never post fake jobs

This isn't a trick. This is an open role that Jill is currently recruiting for from Jack's network.
Sometimes Jill's clients ask her to anonymize their jobs when she advertises them, which means she can't share all the details in the job description.
We appreciate this can make them look a bit suspect, but there isn't much we can do about it.

Give Jack a spin! You could land this role. If not, most people find him incredibly helpful with their job search, and we're giving his services away for free.

#LI-JANDJLIVE

She will pick the best candidates from Jack's network.

The next step is to speak to Jack.

Job Title

Engineering Manager, Platform - Cloud Infrastructure