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

The next step is to speak to Jack.

Job Title

Full-Stack Engineer

Salary

$140k-$170k

Company Description

Chahalo is a rapidly growing modern tea brand bringing the authentic Chinese tea experience to New York City with four locations across Manhattan and Queens. Building their technology function from the ground up, Chahalo bridges the gap between traditional retail and modern digital consumer experiences through custom-built internal and external tools.

Job Description

As the first engineering hire at Chahalo, you will lead the development of the company’s digital foundation. You’ll design and build the consumer ordering platform, loyalty programs, and internal operational tools from the ground up. This greenfield role offers total ownership over the technical direction while directly impacting thousands of customers across New York City.

Location

New York City, USA

Why this role is remarkable

• Founding Engineer Opportunity: As the first technical hire, you will have a greenfield opportunity to architect and build the entire digital infrastructure from scratch.
• Physical-Digital Integration: Your work will directly power four physical locations in NYC, creating a seamless bridge between digital ordering and the premium in-store tea experience.
• High Impact and Visibility: Work closely with the founder to define the product roadmap and technical strategy for one of the city's fastest-growing consumer brands.

What you will do

• Develop consumer-facing applications including a high-performance web ordering platform and a custom customer loyalty program using React and Node.js.
• Architect and maintain the backend infrastructure and database schema using PostgreSQL to support inventory management, store operations, and data analytics.
• Lead the end-to-end delivery of features, from initial technical design and API development to deployment and monitoring in production environments.

The ideal candidate

• 3–5 years of professional experience building and shipping consumer or B2B products end-to-end using TypeScript, React, Node.js, and PostgreSQL.
• Demonstrated ability to work independently in a high-growth startup environment, comfortably handling ambiguity and making high-level architectural decisions without an existing roadmap.
• Strong proficiency in modern web frameworks and tools, with specific experience in Next.js and GraphQL being highly preferred for building scalable consumer interfaces.

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 – Pre-Training

Salary

£150k-£225k + Equity

Company Description

Adexis is a London-based frontier research lab building the "somatosensory cortex" for Physical AI, backed by leading VCs and researchers from Anthropic, ElevenLabs, and Google DeepMind. They are creating a talent-dense organization focused on bringing the power of touch to machines to achieve physical general intelligence.

Job Description

As a founding hire, you will architect and train Adexis’s core visuo-tactile foundation model. You will own the entire pipeline, from the tokenization of visual and tactile signals to large-scale pre-training and downstream adaptation. This role defines how robots understand the physical world through touch, setting the scientific direction for physical general intelligence.

Location

London, UK

Why this role is remarkable

• Join a founding team of outliers inspired by the Manhattan Project and Bell Labs to solve dexterous manipulation—the unsolved "missing piece" of Physical AI.
• Work alongside researchers from Anthropic and Google DeepMind with the backing of top-tier VCs to train massive, novel multimodal models from scratch.
• Enjoy massive scientific ownership and autonomy, defining a new field of visuo-tactile intelligence with a significant equity stake in a high-growth lab.

What you will do

• Design and own the end-to-end model architecture, determining how visual and tactile signals are tokenized and fused into a single learned representation.
• Develop a staged training pipeline involving large-scale pre-training on passive data, proprietary contact-rich data, and specialized downstream robotic adaptation.
• Establish the evaluation framework for tactile understanding and set the scaling roadmap as compute and data resources expand significantly over time.

The ideal candidate

• Proven experience training large-scale multimodal or sequence models from scratch, with deep knowledge of data curricula, ablations, and debugging silent failures.
• Strong technical instincts for multimodal fusion and a track record of shipping models where non-visual modalities measurably improve system performance.
• High-ownership mindset with the ability to define architectures and make decisive technical choices when existing literature offers no clear direction.

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 Engineer

Salary

Not Disclosed

Company Description

Romeai is a $7M venture-backed startup in London solving global supply chain fragmentation. Backed by General Catalyst and the founders of Dropbox and Perplexity, they use AI to create a real-time system of record for global goods, replacing antiquated email-based workflows for Fortune 250 enterprises.

Job Description

As a Product Engineer at Romeai, you will own customer problems end-to-end, from interviewing users to shipping polished full-stack solutions. You’ll join an elite 8-person team building AI-driven tools that optimize massive supply chains. It’s a high-ownership role requiring technical fluidity, product judgment, and the ability to move fast without heavy process.

Location

London, UK

Why this role is remarkable

• Join a high-density team of former founders and early-stage specialists building a category-defining AI platform for global trade.
• Work on massive, real-world problems with validated traction, including $500K+ ACV contracts with industry giants like Scania.
• Benefit from a top-tier network with $7M in funding from General Catalyst and the founders of Dropbox, Perplexity, and Toast.

What you will do

• Own the entire product lifecycle by engaging directly with C-suite customers to translate ambiguous supply chain challenges into technical specifications.
• Build and ship polished, end-to-end features across the full stack using AI tools to accelerate development and expand your range.
• Make critical product and technical trade-offs autonomously within a small, fast-moving team that values outcomes over just completing tickets.

The ideal candidate

• 3–10 years of experience building customer-facing products at high-growth, product-led startups like Attio, incident.io, or PostHog.
• A stack-fluid engineer who cares deeply about product quality, intuition, and reliability rather than being confined to specific layers.
• A proven track record of taking initiative, such as being a founding engineer, former founder, or leading a major product from zero to adoption.

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:
Head of People at Azoma.ai - High-growth AI startup

Job Title

Head of People

Salary

Not Disclosed

Company Description

Azoma.ai - High-growth AI startup

Job Description

As the Head of People at Azoma.ai, you will be the strategic architect of our human capital during a critical scale-up phase. You will partner directly with leadership to define our culture, oversee the end-to-end recruitment lifecycle, and manage all HR operations. This is a high-impact role for a leader who thrives in fast-paced environments.

Location

London, UK

Why this role is remarkable

• Shape the foundational culture and people strategy of a cutting-edge AI startup from the ground up.
• Enjoy a high degree of autonomy and influence, acting as a key advisor to the leadership team on all scale-up matters.
• Work in a collaborative, high-energy environment located in the vibrant West Hampstead area with a flexible hybrid model.

What you will do

• Lead the full-cycle recruitment strategy to attract and retain top-tier talent across engineering, product, and operations.
• Design and implement comprehensive HR policies, including performance management, compensation structures, and employee engagement initiatives.
• Act as a trusted partner to the CEO, providing expert guidance on organizational design and navigating complex people-related challenges.

The ideal candidate

• Proven experience leading people and HR functions within a high-growth scale-up environment during periods of rapid expansion.
• A blend of strategic HR leadership and hands-on operational excellence, with a deep understanding of UK employment practices.
• Ability to commute to our West Hampstead office 2-3 days per week and a desire to work in a fast-paced, entrepreneurial 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

3D Vision Specialist

Salary

$200k-$300k + Equity

Company Description

theroboticscompany.com is an AI robotics startup building the core infrastructure for robot deployment. Backed by industry titans including Dr. Marc Pollefeys, the founders of HuggingFace and Android, and operators from OpenAI and Anthropic, the company achieved $1m in revenue within its first six months of operation.

Job Description

As a Senior Researcher at theroboticscompany.com, you will develop the next generation of AI-powered 3D reconstruction systems. You will bridge foundational research and production, turning visual inputs like point clouds and video into actionable representations. Your work in dynamic scene reconstruction and spatial understanding will directly power global robot deployments.

Location

San Francisco, USA or Zurich, Switzerland

Why this role is remarkable

• Join a rocket-ship trajectory where the company scaled from $0 to $1M in revenue in just six months of operation.
• Work alongside an elite team of investors and advisors including Dr. Marc Pollefeys and the founders of HuggingFace and Google Maps.
• Solve "day one" problems in 3D perception, defining the stack for dynamic scene reconstruction and agentic workflows at the edge.

What you will do

• Develop robust algorithms for reconstructing and understanding dynamic 3D scenes from video, point clouds, and meshes.
• Build high-accuracy 6DoF object pose estimation and placement methods to enable robots to interact with the physical world.
• Design agentic reconstruction workflows that can autonomously plan, execute, and evaluate multi-step visual perception tasks.

The ideal candidate

• Deep expertise in computer vision, robotics perception, or 3D machine learning with a focus on multi-view geometry and neural rendering.
• Strong practical coding ability with experience carrying novel algorithms through rigorous evaluation and into end-to-end research prototypes.
• Proven technical judgment to navigate the trade-offs between classical geometry, learned models, and hybrid AI approaches for spatial understanding.

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 Software Engineer, Backend

Salary

$160k-$200k + Equity

Company Description

Numero is a YC-backed fundraising platform that has helped political campaigns and nonprofits raise over $10B. Backed by investors like 776 and Initialized Capital, Numero provides an all-in-one CRM, payment processing, and communications toolkit that scales to serve thousands of campaigns during the most critical moments of national election cycles.

Job Description

Join Numero as a Senior Backend Engineer to architect systems handling millions of daily requests and billions of records. You will scale our proprietary NumeroQL engine, integrate advanced AI agents into our product suite, and optimize high-volume payment processing. It’s a high-impact role building the infrastructure that powers consequential national campaigns.

Location

Remote, USA

Why this role is remarkable

• Work on mission-critical systems where your code directly impacts thousands of campaigns and helps raise billions of dollars for important causes.
• Join a high-growth, YC-backed team with top-tier investors like 776 and Initialized Capital, operating at a scale few startups ever reach.
• Be at the forefront of AI-native development, utilizing agentic coding workflows and building LLM-powered features like Numero Agents on a proprietary Ruby stack.

What you will do

• Architect and scale backend systems using Ruby on Rails, Postgres, and OpenSearch to support billions of records and high-frequency election traffic.
• Develop and refine Numero Agents, a suite of AI-powered tools that allow clients to manage their platform using sophisticated natural language commands.
• Optimize complex payment processing and tandem fundraising features, ensuring high conversion and precise compliance reporting across Stripe and PayPal.

The ideal candidate

• Possesses 6+ years of experience building and scaling user-facing backend systems with a deep, instinctive understanding of production performance and cost.
• Demonstrates high proficiency in SQL and relational data modeling at scale, with experience managing bottlenecks and indexing in high-volume environments.
• Maintains a bias toward high-quality architectural patterns and is eager to push the frontier of AI-integrated engineering workflows using tools like Cursor.

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

Senior QA Engineer

Salary

Not Disclosed

Company Description

Well-funded consumer fintech startup

Job Description

We are seeking an experienced Senior QA Engineer to define and execute a modern testing strategy. Sitting at the intersection of leadership and delivery, you will shape platform quality while contributing to test design, automation, and execution. You will collaborate with engineering teams to build reliable, scalable, and well-tested systems.

Location

London, UK

Why this role is remarkable

• You will have the unique opportunity to build and own the entire testing strategy from the ground up for a high-impact platform.
• Work within a well-funded environment backed by top-tier investors, ensuring stability while maintaining the agility of a high-growth startup.
• Play a pivotal role in shaping engineering culture by championing a "shift-left" approach to quality and mentoring team members.

What you will do

• Design and implement automated testing frameworks across unit, integration, and end-to-end layers to ensure seamless delivery.
• Establish quality standards and best practices, integrating automated tests into CI/CD pipelines to improve feedback loops for developers.
• Collaborate closely with product and engineering teams to embed quality early in the development lifecycle and lead release readiness.

The ideal candidate

• Possesses extensive experience in software testing with a proven track record of defining test strategies in modern engineering environments.
• Demonstrates hands-on expertise with test automation frameworks and tools, specifically for REST APIs and distributed backend systems.
• Exhibits strong communication skills and a mindset focused on quality ownership, with the ability to influence and mentor others.

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

$150k-$250k + Equity

Company Description

Crux is a $77M-funded capital platform for the clean energy economy, backed by Andreessen Horowitz and Lowercarbon Capital. The firm modernizes capital deployment for sustainable infrastructure, having facilitated billions in transactions and achieved profitability while scaling its AI-forward engineering team to accelerate the global transition to clean energy.

Job Description

As the first AI Product Engineer at Crux, you will bridge the gap between engineering, legal, and finance to revolutionize clean energy transactions. You will design and ship user-facing LLM products from scratch, building the frameworks for automated diligence and complex financial workflows that power the future of sustainable infrastructure.

Location

Remote, USA

Why this role is remarkable

• Join a high-growth fintech that is already profitable and has facilitated billions of dollars in clean energy transactions over just two years.
• Be the first dedicated AI hire with massive ownership over the AI stack, picking your own tools and frameworks to build 0->1 products.
• Work at a mission-driven company backed by elite investors like a16z and QED, operating at the intersection of climate tech and finance.

What you will do

• Collaborate directly with customers and legal teams to co-design and build AI-powered diligence tools for clean energy financing.
• Architect and ship end-to-end full-stack features using NextJS, React, and Typescript, while iterating on LLM performance through CI/CD evals.
• Establish the engineering culture and internal frameworks for how Crux develops, tests, and deploys high-quality AI products at scale.

The ideal candidate

• 4+ years of full-stack experience with the ability to build products end-to-end, ideally with fluency in the NextJS, React, and Typescript stack.
• Proven track record of shipping user-facing LLM products and AI agents, with a deep understanding of prompting and iterating via evals.
• Startup veteran who thrives in fast-paced environments, possesses an 80/20 mindset, and can move from concept to execution in half the usual 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

Brand & Marketing Director

Salary

Not Disclosed

Company Description

Go Ape is a nationally recognized outdoor leisure brand and employee-owned trust operating a diverse network of forest adventure locations across the UK, delivering high-quality, experience-led activities centered on challenge, connection, and time in nature.

Job Description

Lead Go Ape’s brand marketing function across national and local activity, overseeing campaign planning, content, PR, and paid acquisition. You will be the senior custodian of the brand, ensuring it remains distinctive and commercially effective while influencing product propositions to grow audience relevance and lifetime value across every customer touchpoint.

Location

Bury St. Edmunds, UK

Why this role is remarkable

• Shape the future of a beloved British brand as it transitions into a Trust-led, employee-ownership model, prioritizing long-term value and organizational sustainability.
• Join a business at a strategic inflection point where small improvements in brand clarity and creative effectiveness will unlock significant headroom for growth.
• Balance creative freedom with commercial impact, leading an in-house team of 12 to capture the emotional resonance of outdoor adventure for millions of customers.

What you will do

• Direct the national and local marketing strategy, balancing always-on activity with peak trading moments to ensure the brand remains culturally relevant year-round.
• Build a powerful in-house content engine across social, influencer, and earned media to translate physical adventures into shareable, high-impact customer narratives.
• Collaborate with the Executive team to influence product and proposition design, ensuring operational delivery remains tightly aligned with the brand promise and customer expectations.

The ideal candidate

• Proven senior brand leadership experience in a consumer-facing sector such as leisure, hospitality, or travel, with a track record of driving demand through creative excellence.
• Deep expertise in connecting organic content, PR, and social strategies with paid acquisition to build a cohesive, commercially grounded marketing ecosystem.
• Highly collaborative leader who can navigate multi-site operational complexities and challenge the status quo to maintain brand standards across diverse geographic locations.

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 Research Engineer

Salary

Not Disclosed

Company Description

BluePill AI is a $6M seed-funded Seattle-based startup backed by Ubiquity Ventures and Pioneer Square Labs, building digital twins of real audiences for automated market research.

Job Description

You will own the end-to-end model training pipeline at BluePill AI, moving beyond simple API integrations to work directly within model weights. You'll fine-tune and align LLMs to create "AI consumers"—simulated audiences that react with 93% accuracy compared to human panels, revolutionizing how brands test products and messaging in minutes.

Location

Remote

Why this role is remarkable

• Work directly on the weights of foundational models using cutting-edge techniques like LoRA and RLHF rather than building wrappers around existing APIs.
• Join a high-traction, $6M seed-funded startup backed by top investors like Pioneer Square Labs and Flying Fish Partners, with a product already hitting 93% human accuracy.
• Shape the future of market research by building "AI consumers" in a small, elite team led by an ex-Amazon AI founder from Cornell.

What you will do

• Own the complete end-to-end model training and alignment pipeline for BluePill AI's proprietary audience simulation engine.
• Implement and iterate on advanced post-training techniques including SFT, DPO, and PEFT to align model behavior with complex human audience data.
• Build and scale distributed training infrastructure to optimize the performance and deployment of foundational models across the platform.

The ideal candidate

• Deep experience building foundational models or fine-tuning LLMs using advanced methodologies like RLHF and LoRA.
• Strong background in machine learning research with the ability to implement novel approaches from academic papers into production systems.
• Proven track record of optimizing distributed training infrastructure and working effectively 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

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

Backend Engineer

Salary

$110K–$160K + Equity

Company Description

Fast-growing consumer AI startup

Job Description

As a Backend Engineer, you will build and scale the systems powering a revolutionary AI-driven hardware device. You'll own the development of real-time transcription pipelines, intelligent APIs, and robust cloud infrastructure using Node.js and TypeScript. This role offers high ownership and the chance to impact a rapidly scaling consumer product used worldwide.

Location

San Francisco, USA / Remote

Why this role is remarkable

• Work on a market-leading AI hardware product backed by top-tier venture capital firms.
• High-trust environment with direct founder access and the ability to influence company-wide technical strategy.
• Exceptional traction with significant recurring revenue and a rapidly expanding global user base.

What you will do

• Design and optimize RESTful APIs and PostgreSQL schemas to support high-scale real-time data processing.
• Manage and scale AWS infrastructure including ECS, RDS, and Lambda functions for transcription and sync pipelines.
• Implement real-time capabilities via WebSockets and maintain robust CI/CD pipelines using Docker and GitHub Actions.

The ideal candidate

• At least 2 years of professional backend experience with Node.js, TypeScript, and database optimization.
• Hands-on expertise in AWS services and building scalable, secure cloud-native architectures.
• A high-ownership mindset with experience shipping clean, observable code in a fast-paced 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 iOS Engineer

Salary

Not Disclosed

Company Description

Well-funded consumer AI startup

Job Description

As Founding iOS Engineer, you will lead the transition of a high-engagement AI social platform from Flutter to native Swift. You'll own the mobile experience end-to-end, building interactive features for millions of users. This role involves shipping AI-native mobile workflows and defining the architectural future of a rapidly growing entertainment ecosystem.

Location

San Francisco, USA

Why this role is remarkable

• High-ownership founding role with significant equity and the opportunity to build the core iOS experience from the ground up.
• Backed by premier global venture capital firms and led by a team that has previously built massive-scale consumer social products.
• Work at the frontier of AI and entertainment on a platform already experiencing viral growth and heavy daily user engagement.

What you will do

• Architect and build the native Swift iOS application, transitioning the core experience from a hybrid framework to a high-performance native stack.
• Design and implement complex UI/UX components for a social feed that handles diverse, AI-generated interactive content.
• Collaborate directly with product and design leads to rapidly prototype and ship new features to a global user base.

The ideal candidate

• Strong professional background in Swift and SwiftUI with a portfolio of shipped, high-traffic consumer mobile applications.
• Entrepreneurial mindset with the ability to own large technical projects end-to-end in a fast-paced, 0-to-1 environment.
• Deep interest in AI-native development and a passion for creating seamless, delightful user experiences in the social and entertainment space.

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 Full-Stack Engineer

Salary

$150k–$200k + Equity

Company Description

Series A digital health startup backed by a16z and Khosla Ventures helping 10M+ seniors

Job Description

Join a mission-driven team as a Senior Full-Stack Engineer building a clinical platform that has already reduced falls in older adults by 46%. You will own the architecture and end-to-end feature development on a React/Python/AWS stack, shipping high-impact products like ML-driven care guidance and EHR integrations to improve healthcare outcomes for millions.

Location

Los Angeles, USA

Why this role is remarkable

• Rare opportunity to join an a16z and Khosla Ventures-backed startup at an inflection point where product-market fit is proven and scaling is the primary focus.
• Direct clinical impact: build technology that significantly reduces injury and hospitalizations for a population of 10 million Medicare members.
• High ownership environment where you will shape technical direction and influence the engineering foundation rather than just executing tickets.

What you will do

• Architect and maintain scalable, HIPAA-compliant components on AWS to power member engagement and clinical messaging workflows.
• Partner with data science and clinical teams to prototype and launch ML-driven personalization and care guidance features.
• Drive technical excellence by mentoring teammates, conducting code reviews, and evolving the platform's design system and infrastructure.

The ideal candidate

• 5+ years of professional experience scaling modern web applications using Javascript (React) and Python on cloud infrastructure.
• Product-minded engineer with a growth mindset who thrives in fast-paced startup environments and can navigate technical ambiguity.
• Strong communicator who possesses deep empathy for older adults and is motivated by improving healthcare accessibility and independence.

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

Salary

$241.5K - $284K + Equity

Company Description

Valon Technologies, Inc. is a Series C fintech backed by a16z, building an AI-native operating system for regulated finance. Having built a mortgage servicing business managing $110B+ in loans, they are transforming complex legacy industries with a modern software stack that has successfully improved operating margins from 0% to over 60%.

Job Description

As Engineering Manager for Cloud Infrastructure at Valon Technologies, Inc., you will lead a high-impact team of five engineers managing production systems handling 100M+ daily jobs. You'll drive technical strategy for scalability and reliability, scale the platform 10x over two years, and bridge the gap between complex infrastructure and rapid product innovation.

Location

New York / San Francisco, USA (Remote Optional)

Why this role is remarkable

• Lead the foundational infrastructure for a platform managing $110B+ in assets, with concrete plans to scale the system 10x over the next two years.
• Join a high-caliber team of engineers from top-tier firms like Stripe, Jane Street, and Meta in a Series C company backed by top-tier investors like a16z.
• Enjoy a high-agency culture where you act as a hands-on technical leader, influencing architecture and strategy for next-gen data stores like Vitess, Clickhouse, and Redis.

What you will do

• Manage and grow a team of 5+ infrastructure engineers, overseeing technical strategy for compute, databases, storage, and networking across all production environments.
• Architect and implement production-scale systems and batch processing control planes to support massive daily growth in background job execution and data volume.
• Collaborate cross-functionally with product and operations to build high-leverage infrastructure that unlocks rapid product iteration while maintaining world-class reliability and security standards.

The ideal candidate

• 4+ years of software engineering experience with at least 1+ years in a dedicated technical leadership or engineering management role in a high-growth environment.
• Deep expertise in cloud providers, containerization using Kubernetes and Docker, and distributed systems capable of handling high-volume background processing and complex data stores.
• Strong systems thinker with a product mindset and a proven track record of mentoring engineers through a feedback-driven, high-performance culture focused on continuous development.

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

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

The next step is to speak to Jack.

Job Title

Software Engineer

Salary

$200k + Equity

Company Description

Series A industrial deeptech startup

Job Description

Join a well-funded startup miniaturizing lab-grade technology into real-time industrial sensors. You will build the backend services and platform infrastructure powering trace analysis for critical machinery. This role involves developing scalable Python services on AWS, ensuring robust data handling, and collaborating on-site to solve complex hardware-software integration challenges.

Location

San Francisco, USA

Why this role is remarkable

• Work on a unique hardware-software-data challenge miniaturizing lab-grade spectroscopy for real-time industrial monitoring.
• Join a high-agency, Series A team backed by top-tier VCs with significant capital to solve hard problems.
• Direct visibility and impact as your code identifies critical machine failures before they occur in the field.

What you will do

• Design and build scalable, reliable backend services in Python that handle sensitive industrial diagnostic data.
• Contribute to and improve AWS-based cloud infrastructure to keep systems performant, secure, and maintainable.
• Apply security best practices throughout the development lifecycle to handle sensitive data with extreme care.

The ideal candidate

• Strong proficiency in Python with solid experience building and operating production-grade backend and platform systems.
• Practical experience with cloud platforms, distributed infrastructure, and designing APIs for complex data environments.
• A security-conscious approach to development and a commitment to five-day in-office collaboration in San Francisco.

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 (FDE)

Salary

$100k-$150k + Equity

Company Description

Karumi is a YC F25 startup building the "Waymo of Personalized Demos." Founded by the team behind StackAI (YC W23), Karumi creates AI agents that join video calls and navigate products in real-time to deliver instant "aha moments" for SaaS prospects, eliminating waiting times and boosting sales conversion.

Job Description

As a Forward Deployed Engineer at Karumi, you will own the end-to-end rollout of AI agents within real customer environments. You will troubleshoot technical integrations, adapt agent workflows to unique product UIs, and bridge the gap between customer needs and engineering to ensure every demo delivers high-quality, personalized value for modern SaaS companies.

Location

New York or San Francisco, USA

Why this role is remarkable

• Join a high-velocity YC F25 team as an early employee, working directly with founders who previously built and scaled StackAI (YC W23).
• Get deep, hands-on exposure to deploying and operating production-grade AI agents that interact with real software products in real-time.
• Have high-impact ownership over customer success, directly shaping the product roadmap through real-world implementation insights and front-line technical feedback.

What you will do

• Lead technical implementations and configurations of Karumi’s AI agents across diverse customer workflows and complex software interfaces.
• Perform deep-dive QA and debugging to maintain high reliability and solve complex technical edge cases in live production environments.
• Develop lightweight automation and scripting tools to streamline internal implementation processes and accelerate the onboarding of new customers.

The ideal candidate

• Has 1-3 years of experience in implementation engineering, solutions engineering, or technical QA with a strong engineering and debugging mindset.
• Demonstrates technical proficiency in scripting or coding and a natural curiosity for how modern agentic AI systems are operated.
• Possesses excellent communication skills and the ability to translate technical challenges into actionable product improvements for the core engineering 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

Full-Stack TypeScript Engineer

Salary

$165,000 - $220,000 + Equity

Company Description

Outro Health is a mission-driven virtual care startup dedicated to helping people safely taper off antidepressants using the first neurobiology-based method. Led by world-leading expert Dr. Mark Horowitz, the company has established a first-of-its-kind clinical model with meaningful revenue and research partnerships with top health systems.

Job Description

Join Outro Health as engineer #2 to build software that enables patients to safely reduce medication. You’ll partner with the Head of Product to scale a complex clinical care model, moving between patient-facing React Native apps, AI-driven operations, and TypeScript clinical tools while ensuring a unified view of patient health data.

Location

New York, USA

Why this role is remarkable

• Ground-floor opportunity as the second engineer, doubling the technical team and directly influencing the foundational architecture of a category-defining health platform.
• Mission-driven work solving a massive public health challenge led by Dr. Mark Horowitz, the world’s leading expert in neurobiology-based medication tapering.
• High-autonomy environment where you’ll lean into AI tools like Claude and Cursor to maintain a small, high-leverage team with enormous product ownership.

What you will do

• Develop and scale clinical products, including custom clinician tools and AI agents that assist in monitoring patient responses to medication changes.
• Own the end-to-end lifecycle of patient-facing features across web and React Native mobile platforms, from initial design through deployment and clinical iteration.
• Build robust integrations with insurance and data platforms to streamline billing and enable research partnerships with leading universities and health systems.

The ideal candidate

• 3+ years of professional experience as a full-stack engineer with deep expertise in TypeScript, React, and Node.js (Next.js experience is a plus).
• Proven ability to ship products independently and turn ambiguous clinical workflows into clear software models, with a strong focus on data modeling and domain boundaries.
• Systems-minded builder who is excited about leveraging AI tools to accelerate development and has an interest in making complex healthcare systems intuitive for patients.

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

VP of Product

Salary

$250-300K + 20% Bonus + Equity

Company Description

OneNotary, Inc. is a $5M Series A verification infrastructure layer backed by Jackson Square Ventures, building the legal human-in-the-loop layer for digital workflows. With 50,000+ credentialed notaries and a strategic DocuSign partnership, they are scaling 2-3x yearly to become the trusted verification standard for regulated global industries.

Job Description

As the first VP of Product at OneNotary, Inc., you will transform a notary-focused service into a multi-vertical human verification infrastructure platform. Reporting to the CEO, you will own the product strategy, build the PM organization from scratch, and define the APIs powering strategic partnerships with giants like DocuSign.

Location

San Francisco, USA

Why this role is remarkable

• Join a $5M Series A company with proven traction, growing 2-3x year-over-year with a defensible moat of 50,000+ state-credentialed notaries.
• Shape a new category of infrastructure with a strategic partnership and investment from DocuSign already fueling enterprise and ISV motions.
• Lead the evolution from a single-service product to a comprehensive platform for identity verification, compliance attestation, and regulated KYC workflows.

What you will do

• Own the entire product strategy and roadmap across core verticals like notary and I-9, plus expansion into fraud deflection and lending solutions.
• Build and scale the product management organization from zero, hiring and developing a high-performance PM team to support enterprise expansion.
• Lead the embedded and API product experience, managing high-stakes design partnerships with top-tier enterprise accounts and strategic ISV partners.

The ideal candidate

• Brings 10+ years of product leadership in B2B SaaS, having scaled a platform company through the $10M to $50M+ ARR growth phase.
• Demonstrates deep expertise in API-first or embedded platform products, matching patterns from industry leaders like Stripe, Plaid, Twilio, or Okta.
• Possesses founder-adjacent DNA and the ability to thrive in regulated domains like fintech or legaltech while partnering closely with a technical founding 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

Head of Sales (EMEA)

Salary

Not Disclosed + Equity

Company Description

VC-backed fintech infrastructure startup

Job Description

As the Head of Sales for EMEA, you will own the commercial engine for a platform revolutionizing cross-border payments. Reporting to the CEO, you will manage the institutional book, lead a growing sales team, and scale partnerships with financial institutions and remittance operators. This is a high-impact, hands-on role defining the future of global money movement.

Location

London, UK

Why this role is remarkable

• You will have end-to-end ownership of the EMEA revenue engine, from pricing strategy and deal structure to closing major institutional partnerships.
• Work at a well-funded startup backed by top-tier VCs that is solving complex cross-border payment challenges using modern infrastructure and stablecoin rails.
• High growth potential with meaningful equity and a direct line to the CEO in a central London-based, 100% in-person role.

What you will do

• Originate and close high-value institutional partnerships with banks, remittance platforms, and financial service providers across European and African corridors.
• Lead and scale a high-performing sales team, providing hands-on coaching on live deals while continuing to personally lead complex, high-stakes commercial conversations.
• Develop the commercial playbook including pricing structures, qualification frameworks, and activation strategies to maximize account expansion and revenue retention.

The ideal candidate

• Has 6+ years of experience in B2B fintech or payments sales with a proven track record of commercial leadership and team management.
• Possesses deep knowledge of cross-border FX mechanics and settlement infrastructure, with experience navigating complex compliance, procurement, and technical requirements.
• Is a hands-on player-coach who thrives on closing major deals while simultaneously building the systems and teams needed for institutional 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

Director of Product

Salary

$230k-$290k + Equity

Company Description

Well-funded enterprise automation platform

Job Description

As Director of Product, you will spearhead a high-growth business unit combining hardware, software, and agentic AI to transform physical customer experiences. You will own the full product lifecycle, from strategy and pricing to large-scale enterprise deployments, orchestrating cross-functional teams to automate complex operations for global brands at massive scale.

Location

New York, USA

Why this role is remarkable

• Own a high-impact, cross-functional business line that bridges the gap between hardware, enterprise software, and agentic AI.
• Operate within a well-funded, high-growth scaleup backed by top-tier VCs and recognized for innovation in physical-world automation.
• Lead massive, multi-million-dollar programs for global Fortune 500 brands, overseeing fleet-scale deployments across thousands of international locations.

What you will do

• Define the long-term strategy and roadmap for a product suite involving hardware units, embedded payments, and AI-driven autonomous workflows.
• Direct commercial strategy, including pricing, packaging, and unit economics, while managing complex certification and procurement cycles for enterprise customers.
• Collaborate with engineering, hardware, and operations teams to transition human-intensive processes into seamless, automated, and autonomous digital experiences.

The ideal candidate

• Proven track record with over 10 years in product leadership, including significant experience owning a product line with substantial enterprise revenue.
• Deep expertise in managing large-scale physical deployments, such as connected devices, point-of-sale systems, or complex hardware-software integrations.
• Exceptional executive communication skills with the ability to navigate multi-stakeholder enterprise deals and build systems that scale to thousands of sites.

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 Performance Marketing / Paid Acquisition

Salary

$180k-$250k + Equity

Company Description

Fortuna Health is a $22M Series A health tech startup backed by a16z and Y Combinator. After securing a dominant B2B position helping providers manage Medicaid navigation, Fortuna is expanding into the D2C market to help 80+ million Americans access and maintain their healthcare coverage through an intuitive, consumer-first platform.

Job Description

You will lead Fortuna Health’s transition into the D2C market by building and owning the performance marketing engine from the ground up. Focusing on paid search, you’ll architect the growth funnel, manage significant budgets, and run high-velocity experiments. This is a hands-on, high-impact role driving the primary acquisition channel for a mission-critical healthcare platform.

Location

New York, USA

Why this role is remarkable

• Own the entire D2C acquisition strategy from scratch at a well-funded Series A startup backed by premier investors like a16z and Y Combinator.
• Drive meaningful social impact by helping millions of families navigate the complex Medicaid system to ensure they don't lose vital health coverage.
• Join a high-growth environment with a dominant B2B foundation, now scaling into a massive consumer market with full autonomy over the paid search stack.

What you will do

• Architect and execute the end-to-end paid search strategy, primarily focused on Google Ads, to deliver high-intent leads at scale.
• Build a disciplined experimentation engine for ad creative, landing pages, and interactive tools to optimize conversion across the entire funnel.
• Collaborate with senior leadership and operations to report on key metrics like CAC and ROAS, tying marketing spend directly to enrollment outcomes.

The ideal candidate

• Has at least 4 years of performance marketing experience with a proven track record of scaling paid acquisition in a fast-paced environment.
• Demonstrates mastery of Google Ads and paid search funnels, ideally within regulated industries such as healthcare, fintech, or legal services.
• Thrives in a high-velocity, in-person culture and possesses a builder’s mindset, comfortable moving from high-level strategy to hands-on account execution.

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 Lead

Salary

£120k-£150k + Equity

Company Description

Attio.com is an early-stage tech company building the next generation of CRM for the AI-native era. With an exceptionally high bar for quality and a focus on real-time infrastructure, Attio.com is on an incredible trajectory to reinvent how millions of people work through beautiful, effortless, and powerful software.

Job Description

Attio.com is reinventing the CRM for the AI-native era. As an Engineering Lead, you will balance high-caliber individual contribution with leadership of a focused engineering team. You'll work across the stack to build real-time infrastructure and an effortless frontend, driving technical architecture and product decisions that impact millions of users worldwide.

Location

Remote

Why this role is remarkable

• Join an early-stage tech company on an incredible trajectory, building the foundational infrastructure for AI-native workflows.
• Enjoy a high-trust environment where you lead a talented, small team while maintaining a significant hands-on technical impact.
• Experience a culture that prizes rigour and quality, supported by top-tier benefits and memorable global team off-sites.

What you will do

• Build and ship end-to-end features using a modern stack including Node.js, TypeScript, Go, GCP, and React.
• Recruit, mentor, and grow a top-class engineering team responsible for a critical area of the Attio.com product.
• Design and evolve a scalable technical architecture to support rapidly increasing user demand and complexity.

The ideal candidate

• Proven experience designing and scaling secure, reliable backend systems or building complex, high-performance frontends.
• Deep technical expertise in Node.js, TypeScript, Go, or React, coupled with strong knowledge of modern cloud architectures like GCP.
• Demonstrated aptitude for leadership, with the ability to communicate complex technical ideas and influence product-wide decisions.

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

Chalkie is building the AI-enabled classroom of the future, scaling to £6m ARR in under 12 months as the fastest-growing AI edtech product in Europe.

Job Description

Join a high-output engineering team as the fourth hire to build tools helping 800,000+ teachers automate curriculum planning. You will spend 90% of your time building product features and 10% ideating with founders. This role requires a 0-to-1 builder mindset and a passion for transforming education through AI-powered software.

Location

Remote, UK

Why this role is remarkable

• Join as engineer #4 at Europe's fastest-growing AI edtech startup, which reached £6m ARR in less than a year.
• Directly impact the lives of over 800,000 teachers by building AI tools that eliminate burnout and automate resource creation.
• Work in a high-autonomy environment with 0-to-1 ownership, skipping top-down specs to shape the product roadmap alongside the founders.

What you will do

• Build and ship full-stack features using Next.js, TypeScript, and Laravel to serve a massive, rapidly growing user base.
• Collaborate daily with founders to ideate and prototype new AI-driven capabilities that transform how teachers manage their classrooms.
• Own the entire product lifecycle from initial concept to production deployment on Vercel and DigitalOcean infrastructure.

The ideal candidate

• Possesses 4+ years of professional full-stack experience and has successfully shipped products used by 1,000+ real-world users or enterprise clients.
• Demonstrates proven 0-to-1 builder DNA, thriving in fast-paced startup environments where rapid iteration and high-quality craft are essential.
• Is an AI enthusiast who leverages AI coding tools to accelerate development while focusing on building exceptional user-facing 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

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

Engineering Manager

Salary

£120k-£160k + Equity

Company Description

Omnea is a $75M-funded London startup building an AI-native procurement platform to reinvent how enterprises manage spend, backed by top-tier investors including Khosla Ventures, Insight Partners, and Accel.

Job Description

As an Engineering Manager at Omnea, you will lead multiple high-performing teams to scale an AI-native procurement platform. You’ll oversee 12-20 engineers, driving technical excellence and architectural decisions while partnering with product leadership. This is a high-autonomy role designed for leaders ready to define the engineering culture of a rapidly growing Series B rocket ship.

Location

London, UK

Why this role is remarkable

• Join the #4 fastest-growing startup in Europe, backed by $75M in funding from elite investors including Accel and Khosla Ventures.
• Experience massive scale and impact by leading up to three engineering teams for a product trusted by global giants like Spotify, MongoDB, and Monzo.
• Work alongside a world-class leadership team that previously scaled Tessian to acquisition, operating in a high-talent-density environment with ex-Monzo and ex-Meta peers.

What you will do

• Lead and mentor 2-3 engineering teams totaling 12-20 engineers, fostering a culture of technical excellence, continuous improvement, and high performance.
• Partner with Product and Design leadership to define technical roadmaps and ensure the delivery of high-quality solutions at a fast-growth velocity.
• Facilitate critical architectural decisions and refine scalable engineering processes across domains like Accounting, Insights, and Workflow Orchestration.

The ideal candidate

• You have over 8 years of software engineering experience, with at least 3 years successfully managing multiple engineering teams simultaneously in high-growth environments.
• You possess a proven track record of scaling engineering functions within Series A+ B2B SaaS companies, ideally with experience in distributed systems and cloud architecture.
• You are a data-driven leader who is comfortable making decisions with incomplete information and has a history of growing engineering talent at pace.

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 (USA)

Salary

$300k-$340k OTE + Equity

Company Description

Maze is a $57M Series B cybersecurity startup backed by Theory Ventures and Cherry Ventures, building AI agents that automate vulnerability management.

Job Description

Join Maze as a Founding Account Executive to spearhead US sales for our AI-driven vulnerability management platform. You will own the full enterprise sales cycle, from outbound prospecting to closing $100k+ deals. This is a high-impact opportunity to shape the go-to-market strategy for a product already trusted by Fortune 200 companies and high-growth tech firms.

Location

Remote, USA

Why this role is remarkable

• Join the founding US sales team of a company that has raised ~$57M from top-tier investors like Theory Ventures, Cherry Ventures, and Tapestry VC.
• Sell a mission-critical AI solution that solves the vulnerability overload crisis, already deployed in production at Fortune 200 enterprises and high-growth technology firms.
• Work directly with a leadership team that successfully scaled Tessian to acquisition and has veteran experience at major scale-ups like Meta, Amazon, and Elastic.

What you will do

• Execute a full-cycle sales motion from creative outbound prospecting to closing complex enterprise deals exceeding $100k in annual contract value.
• Build and refine the US sales playbook from scratch, establishing Maze’s market presence without the initial support of an SDR team or pre-set playbook.
• Partner with security consultants to articulate how AI agents eliminate false positives and prioritize truly exploitable vulnerabilities for security teams and CISOs.

The ideal candidate

• Possesses 4-5+ years of enterprise closing experience, specifically selling cybersecurity or highly technical security products to practitioners and engineering leaders.
• Proven "pipeline machine" capability, demonstrating the ability to generate self-sourced opportunities through outbound strategies and networking without relying on inbound leads.
• Thrives in early-stage, ambiguous environments where they can transition seamlessly from high-level strategic planning to hands-on technical discovery and solution-based selling.

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

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

Forward Deployed Engineer

Salary

$175K – $220K + Equity

Company Description

Swarm Aero is building the largest swarming UAV network and command-and-control software to mobilize thousands of autonomous assets. Led by veterans from Blue Origin, Airbus, and Boom Supersonic, the team is redefining air power for the U.S. government and military through superhuman autonomous capabilities and novel aircraft design.

Job Description

As a Forward Deployed Engineer at Swarm Aero, you will embed directly with military customers to ensure the technical success of swarming C2 systems. You’ll build critical integrations, debug complex distributed services in austere environments, and write production code that warfighters rely on, bridging the gap between lab-based development and high-stakes operational reality.

Location

Remote

Why this role is remarkable

• Work on a critical national security mission alongside a world-class team with experience from Scaled Composites, Airbus, and Blue Origin.
• Escape the constraints of traditional staging environments by seeing your code deployed in real-world, high-stakes operational contexts and austere locations.
• Take total ownership of technical success for a platform designed to mobilize thousands of heterogeneous autonomous assets simultaneously.

What you will do

• Build and own critical software integrations that bring command-and-control systems to life across diverse hardware configurations and operational contexts.
• Debug complex distributed systems in the field by analyzing logs and network traffic to resolve failures under tight mission timelines.
• Travel domestically and internationally up to 75% to deploy software and feed field-hardened requirements back to the core engineering team.

The ideal candidate

• Possesses 3+ years of professional software engineering experience with strong proficiency in Python, C/C++, Golang, or Java.
• Has a solid understanding of networking fundamentals including NAT, DNS/mDNS, UDP/TCP protocols, multicast, and Linux system administration.
• Is eligible to obtain a U.S. Secret security clearance and is comfortable operating independently in dynamic, unpredictable field conditions.

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

Product Engineer

Salary

Not Disclosed + Equity

Company Description

Tuza is a $7M seed-stage fintech backed by Northzone and Connect Ventures, building AI agents to automate banking workflows. Based in Shoreditch, they are transforming how banks handle complex processes like onboarding and activation, replacing manual bottlenecks with intelligent agents for partners like Barclays and NatWest.

Job Description

As a Product Engineer at Tuza, you will build full-stack features that bring AI agents to the world’s largest banks. Working in a lean team of 12, you will prototype rapidly, design cloud architectures for agent workloads, and spend time on-site with banking partners to turn real-world friction into seamless automated products.

Location

London, UK

Why this role is remarkable

• Help build the UK's first AI-agent infrastructure specifically designed for the strict accuracy and security requirements of the banking sector.
• Strong financial backing with $7M raised from top-tier investors like Northzone and Connect Ventures, plus established partnerships with NatWest and Barclaycard.
• High-impact, early-stage environment where you own outcomes, influence architecture, and ship directly to users within a high-velocity, customer-centric engineering culture.

What you will do

• Prototype, validate, and ship full-stack features using React, Node.js, and Python to enhance AI agent capabilities.
• Design and scale robust APIs and AWS cloud architecture capable of handling complex banking agent workloads and security requirements.
• Collaborate directly with partner banks to observe workflows, identify pain points, and rapidly translate those insights into product improvements.

The ideal candidate

• At least 4 years of professional experience with a deep understanding of the modern web stack, specifically React, Node.js, TypeScript, and Python.
• Proven ability to design, deploy, and defend complex cloud systems and applications within an AWS environment.
• A product-minded approach with strong intuition for user needs and experience experimenting with AI to solve novel engineering 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

Full Stack Engineer

Salary

Not Disclosed

Company Description

Drafter Inc. is a high-intensity startup building an AI manufacturing copilot that automates GD&T drawing creation from CAD models. Powering the bridge between design and production for complex hardware, Drafter Inc. serves over 50,000 engineers and operates on AWS GovCloud to meet rigorous CMMC and FedRAMP High security standards.

Job Description

Join Drafter Inc. to build the software infrastructure for the world's most complex hardware. You'll develop end-to-end features spanning CAD visualization, geometry processing, and secure cloud systems. This role moves beyond CRUD apps, challenging you with computational geometry and ML pipelines that reduce drawing time by 96% for engineers at NASA and SpaceX.

Location

Remote

Why this role is remarkable

• Solve deep technical challenges at the intersection of AI and physical manufacturing, moving beyond standard SaaS into computational geometry and CAD kernel integration.
• Join a high-talent-density team with a massive reach of 50,000+ engineers and a readership including professionals from SpaceX, Tesla, and Apple.
• Ship high-impact software that touches real-world systems, operating in a high-ownership environment where you can see your code directly accelerate the production of complex hardware.

What you will do

• Build and own features end-to-end across a platform involving 3D CAD visualization, intelligent geometry processing, and robust cloud infrastructure.
• Pipeline complex CAD data through machine learning models to generate automated, compliant GD&T suggestions for manufacturing engineers.
• Collaborate with computational geometry specialists to develop high-performance web-based tools that handle intricate 3D models and automated tolerance analysis.

The ideal candidate

• Proven track record in high-talent-density engineering environments like Palantir, SpaceX, Stripe, or Figma, where software interacts with complex physical or data systems.
• Expertise in full-stack development with a desire to tackle deep domain problems like 3D rendering in browsers and secure infrastructure for government-grade security.
• Strong sense of ownership and the ability to ship rapidly in a small, intense, remote team focused on building foundational tools for mechanical engineering.

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 Engineer - Enterprise

Salary

$175K - $275K + Equity

Company Description

WorkOS, Inc. is a $2B Series C developer tools company building modern APIs to make software enterprise-ready. Backed by $100M from Meritech and Sapphire, WorkOS, Inc. powers critical identity and access infrastructure for industry leaders like OpenAI, Vercel, and Plaid.

Job Description

Join the Enterprise team at WorkOS, Inc. to build high-impact products like SSO, Directory Sync, and RBAC. You will design elegant APIs and developer experiences that simplify complex enterprise requirements for the world’s fastest-growing companies. This role offers the opportunity to work directly with leadership on greenfield ideas while scaling mission-critical infrastructure.

Location

Remote, USA & Canada

Why this role is remarkable

• Build the infrastructure that powers the AI revolution, serving top-tier customers like OpenAI, Cursor, and Perplexity.
• Join a highly successful Series C company valued at $2B with strong backing from elite investors like Meritech and Greenoaks.
• Ship high-leverage product features that solve deep technical challenges at the intersection of developer experience and enterprise security.

What you will do

• Engineer delightful developer and end-user experiences for core products like RBAC, FGA, and Audit Logs.
• Design well-structured internal and external APIs that balance high scalability with an intuitive, pluggable developer experience.
• Collaborate directly with leadership to explore and build greenfield ideas that drive the future of the WorkOS platform.

The ideal candidate

• Has 5+ years of software development experience with a track record of building clean, simple architectures for complex problem spaces.
• Proficient in modern full-stack development, specifically using TypeScript, React, and Postgres to build scalable SaaS products.
• Possesses strong product intuition and the ability to translate fragmented customer needs into prioritized, well-designed technical action items.

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

$160k-$200k + Equity

Company Description

TransVoix is a high-growth voice infrastructure platform building real-time multilingual translation that preserves vocal identity. After generating massive interest at CCW Vegas 2026 from industry leaders like Sinch and Five9, TransVoix is scaling its carrier-grade audio pipeline and launching a public SDK for global enterprise developers.

Job Description

As the first engineering hire at TransVoix, you will architect and scale a real-time audio pipeline serving enterprise contact centers and AI voice agents. You’ll own the transition to AWS, harden multi-tenant security, and design the versioned SDK that global developers will depend on for years.

Location

Phoenix, USA

Why this role is remarkable

• Incredible market pull: Major industry players including Sinch and Five9 are already requesting demos and SDK access following a breakout showing at CCW Vegas 2026.
• High-stakes ownership: You are the founding engineer with a clear path to CTO, owning everything from sub-second latency audio pipelines to the cryptographic voice provenance infrastructure.
• Advanced tech stack: Work with a sophisticated async Python/FastAPI backend and real-time audio components that outperform standard solutions, maintaining speaker identity across bidirectional translation.

What you will do

• Design and maintain the core voice pipeline ensuring sub-second latency and high-fidelity vocal cloning across 15+ languages using STT, translation, and TTS.
• Architect the public-facing developer SDK and sandbox environment, establishing the permanent API contracts that enterprise customers will use to integrate TransVoix capabilities.
• Lead the infrastructure migration to AWS using Terraform while implementing C2PA cryptographic provenance and SOC 2-ready multi-tenant security patterns across the platform.

The ideal candidate

• Deep production experience building carrier-grade voice pipelines, specifically handling WebRTC, WebSocket audio framing, and low-latency jitter management at an infrastructure-grade scale.
• Mastery of asynchronous Python (FastAPI/asyncio) and React/TypeScript, with a history of shipping stable, versioned APIs or SDKs for external developer consumption.
• Architectural mindset focused on multi-tenant security and Infrastructure as Code, capable of leading build-vs-buy decisions for self-hosted model inference and GPU 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

AI Researcher

Salary

Not Disclosed

Company Description

Hedral Inc. is a Series A building-design startup developing cutting-edge AI for architectural and spatial design. The company is redefining how physical spaces are conceptualized by integrating world models and geometric reasoning into the core design process, moving beyond traditional architectural tools into the future of generative spatial AI.

Job Description

As an AI Researcher at Hedral Inc., you will solve the core challenges of 3D geometry and world models for architectural design. You will bridge the gap between pure research and product-grade engineering, developing neural geometry and spatial reasoning systems that empower architects. This is a role for researchers who ship high-quality code.

Location

New York, Austin, or Dallas, USA

Why this role is remarkable

• Work at the intersection of AI and architecture at Hedral Inc., moving beyond 2D LLMs into the complex world of 3D spatial reasoning and physics-informed simulation.
• Join a well-funded Series A team where your research directly translates into product features, utilizing advanced techniques like Gaussian splatting and Fourier neural operators.
• Collaborate with a high-caliber team with backgrounds from top-tier tech companies like Meta, NVIDIA, and DeepMind, and world-class design schools like MIT and ETH Zurich.

What you will do

• Develop and implement novel 3D generation and neural geometry models to automate complex architectural and spatial design workflows.
• Build robust world models and spatial reasoning systems that integrate physics simulations and computational geometry for real-world building constraints.
• Ship production-grade research code using CUDA and USD/Omniverse, ensuring that theoretical breakthroughs provide tangible value to the AEC industry.

The ideal candidate

• Possesses deep expertise in one or more areas: neural geometry, 3D scene representation (Gaussian splatting), world models, or Fourier neural operators.
• Demonstrates a strong spatial instinct with a background in Computational Design, Architecture-to-ML crossovers, or pure ML applied to graphics and simulation.
• Has a track record of shipping product-grade code, with experience in tools like Revit API or NVIDIA Omniverse, and a degree from a top-tier institution like MIT or CMU.

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

$165K - $215K + Equity

Company Description

Cranston AI is a YC F25-backed startup that raised $4M+ to rebuild the accounting back office from the ground up using AI agents. Based in San Francisco, they automate complex manual workflows like tax preparation and bookkeeping for dozens of growing CPA firms already using their platform across the country.

Job Description

As the first engineering hire at Cranston AI, you will own entire product surfaces end-to-end, from data models to AI agent behaviors. You’ll transform messy accounting workflows into durable software, working directly with the founders to scale a system already generating real revenue in a massive $900B underserved market.

Location

San Francisco, USA / Remote

Why this role is remarkable

• Join as the first engineer at a YC-backed company with $4M+ in funding and significant revenue traction within its first 60 days.
• Work directly with experienced founders, including a technical leader from Databricks and an industry expert who previously managed a major accounting firm.
• Shape the future of a $900B industry by building agentic AI that solves structural labor shortages and automates high-stakes professional services.

What you will do

• Own and build core product workflows for tax prep, bookkeeping, and client operations using React, TypeScript, and PostgreSQL.
• Design and implement sophisticated AI agent loops that understand accounting context and automate multi-step manual processes.
• Translate complex real-world CPA firm requirements into clean product abstractions, interfaces, and durable workflow primitives.

The ideal candidate

• Proven experience shipping production-quality full-stack applications and turning ambiguous customer needs into functional, high-stakes software.
• Fluency with modern AI coding tools and the ability to hold agent-generated output to an exceptionally high technical standard.
• A high-agency, founder-level mentality with the technical range to navigate everything from infrastructure to user-facing interface 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.

===

Title:
Founding VP of Engineering (CTO Track) (£68,000 GBP + Equity) at iinvest.ai - AI-native trading platform

Job Title

Founding VP of Engineering (CTO Track)

Salary

£68,000 GBP + Equity

Company Description

iinvest.ai - Pre-seed AI-native operating system for the trading industry

Job Description

As the Founding VP of Engineering, you will architect and build an AI-native operating system for the trading industry from zero to one. You will lead hands-on development of real-time community tools, broker integrations, and embedded AI agents. This high-impact role offers a direct track to CTO as you scale the engineering team and standards.

Location

Remote

Why this role is remarkable

• Significant founding equity in a pre-seed, operator-led startup where ownership and authority are real.
• Explicit career path to Chief Technology Officer based on meeting delivery and scaling milestones.
• Opportunity to define the technical foundation for a complex, event-driven ecosystem combining fintech and AI.

What you will do

• Architect and ship the MVP with fintech-grade security, auditability, and distributed service boundaries.
• Lead the integration of MT4/MT5-style broker platforms into a stable, production-ready environment.
• Hire, train, and mentor a high-performing engineering team while establishing rigorous delivery standards.

The ideal candidate

• Senior leadership experience in early-stage startups with a focus on distributed microservices and real-time systems.
• Deep expertise in at least two domains: broker integrations, attribution/tracking systems, or production LLM orchestration.
• Strong business mindset with a track record of measuring technical success through revenue impact and shipped 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

Staff Fullstack Engineer

Salary

$170k-$250k

Company Description

Playlab AI is a mission-driven tech non-profit building an open-source platform that empowers over 60,000 educators to create custom, no-code AI applications for their classrooms. Backed by a high-impact mission, they provide teachers with the tools to build tailored learning experiences without needing a team of engineers.

Job Description

Join a high-impact, fully remote team as a Staff Fullstack Engineer to push the boundaries of AI-native interfaces. You will architect and build the core no-code app builder, enabling educators to design sophisticated AI agents and interactive learning experiences. This hands-on role is critical for democratizing AI technology within global education systems.

Location

Remote

Why this role is remarkable

• Lead the development of a platform already used by 60,000+ educators to transform classroom learning through accessible, no-code AI tools.
• Join a lean, high-agency team of 10 engineers where your architectural decisions directly shape the future of open-source AI in education.
• Work at the cutting edge of AI interaction, building dynamic components that adapt from writing editors to autonomous AI agents in real-time.

What you will do

• Architect and ship end-to-end subsystems using TypeScript, Remix, and Node.js, managing everything from database schema design to complex frontend interfaces.
• Design and implement the core application builder, allowing educators to create sophisticated AI apps and agents using natural language and collaborative tools.
• Build deep integrations with major educational platforms like Google Workspace and Canvas LMS to ensure seamless deployment in diverse classroom environments.

The ideal candidate

• Has 7+ years of experience building production-scale web applications with modern React frameworks like Remix and Node.js backend services.
• Demonstrates proven experience shipping AI-powered features, including LLM integrations, streaming interfaces, and real-time collaboration using WebSockets or CRDTs.
• Exhibits staff-level engineering leadership with a history of mentoring teams and driving strategic technical decisions in high-growth or mission-driven 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 - Core Financial Platform

Salary

$180k-$275k + Equity

Company Description

Basic Capital is a $25M Series A fintech based in SoHo, NYC, backed by Lux Capital and Forerunner Ventures. They are rebuilding the infrastructure of America’s $1T retirement industry, creating a fundamentally new retirement system powered by a team of elite engineers from Stripe, Uber, and Goldman Sachs.

Job Description

As a Software Engineer on the Core Financial Platform team, you will design and build the high-reliability systems responsible for moving money at scale. You will architect event-driven workflows, design reconciliation logic, and own the infrastructure for trading and fund management, ensuring the transparency and reliability that modern retirement investing requires.

Location

New York, USA

Why this role is remarkable

• Work directly with an elite team of senior engineers who have built mission-critical financial systems at scale for companies like Stripe, Square, and Uber.
• Tackle deep technical challenges by rebuilding retirement infrastructure from the ground up, replacing decades-old legacy systems with modern, transparent, event-driven architectures.
• Join a high-impact, $25M Series A startup backed by top-tier investors like Lux Capital, Forerunner Ventures, and Henry Kravis in a high-performance SoHo office.

What you will do

• Architect and build core trading, financing, and fund management systems that orchestrate and reconcile complex flows of funds with high reliability.
• Design and implement event-driven backend systems and asynchronous workflows using tools like Kotlin, Temporal, and modern cloud infrastructure.
• Participate in high-level architecture discussions and code reviews, maintaining complete ownership of mission-critical transaction systems from design to production.

The ideal candidate

• Has 3+ years of experience building distributed, high-reliability backend systems and event-driven architectures using languages like Kotlin, Go, or Rust.
• Demonstrates strong expertise in relational databases like PostgreSQL/MySQL and cloud infrastructure (AWS/GCP), with a focus on correctness and system reliability.
• Thrives in a fast-paced, high-agency environment and is excited to work in-office in SoHo to solve complex social and financial 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

Full-Stack Engineer

Salary

$120k–$140k + Equity

Company Description

Emporium AI is an early-stage AI startup in New York City building at the intersection of commerce and artificial intelligence. Backed by experienced builders, the company empowers a small, fast-moving team to ship high-impact features end-to-end, leveraging AI to redefine how users interact with modern commerce platforms.

Job Description

Join Emporium AI as a Full-Stack Engineer to build products from spec to deployment using TypeScript, React, Node.js, and PostgreSQL. You will own features across the entire stack, touching the frontend, API layer, and database. This high-autonomy role is designed for a builder who wants to ship code weekly in a fast-paced environment.

Location

New York, USA

Why this role is remarkable

• True ownership of features from technical specification through to production deployment in a high-autonomy, early-stage environment.
• Direct impact on the product direction at the cutting-edge intersection of commerce and artificial intelligence within a small, elite engineering team.
• Opportunity to work alongside experienced builders in a hybrid NYC setting where weekly shipping cycles and minimal process are the norm.

What you will do

• Develop and maintain end-to-end features using a modern stack including TypeScript, React, Node.js, and PostgreSQL.
• Collaborate with the team to define product specs and translate them into scalable technical implementations across the frontend and backend.
• Iterate rapidly on consumer or B2B products, ensuring high performance and reliability while shipping code to production on a weekly basis.

The ideal candidate

• 1–3 years of production experience building and shipping web applications with modern full-stack JavaScript/TypeScript and PostgreSQL.
• Proven track record of taking features from concept to launch in a startup or high-growth environment, showing strong ownership.
• Strong proficiency in React and Node.js, with additional experience in Next.js and GraphQL considered a significant advantage.

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

CAD Integration Engineer

Salary

$120k–$180k + Equity

Company Description

Drafter Inc. is an early-stage, ~10-person hardware AI startup building a go-to-manufacturing platform that automates complex mechanical engineering workflows. By developing an AI Manufacturing Engineer that understands design intent, Drafter Inc. helps world-class hardware teams—from space exploration to robotics—reduce production cycles and reclaim 30% of their engineering time.

Job Description

Drafter Inc. is seeking a CAD Integration Engineer to own the bridge between our AI platform and the CAD/PLM systems mechanical engineers use daily. You will develop high-performance C#/.NET integrations for tools like SolidWorks and NX, working across the stack to ensure a seamless, consumer-grade experience for the world's most innovative hardware organizations.

Location

San Francisco, USA

Why this role is remarkable

• Deep Technical Impact: You will own the core differentiator of the product, building plugins and connectors at the SDK level for industry-standard tools like SolidWorks, NX, and Teamcenter.
• High-Growth AI Hardware: Join a fast-moving, 10-person startup at the intersection of AI and mechanical engineering, serving elite customers in aerospace, energy systems, and medical devices.
• True Ownership: As a key early hire, you will work directly with the founding team to define technical specs and translate user needs into scalable, high-quality code.

What you will do

• Architect and develop robust CAD and PLM integrations using C# and Visual Studio to enable novel manufacturing solutions within monolithic engineering systems.
• Collaborate across the full stack, integrating RESTful APIs and WebSockets to enable real-time data manipulation and highly responsive 3D visualizations.
• Conduct performance testing and optimization to ensure a smooth, interactive UX while maintaining high-quality, scalable code within a fast-paced startup environment.

The ideal candidate

• Possesses 2–12 years of professional software engineering experience with a strong proficiency in C#/.NET and a track record of deploying high-quality code.
• Has hands-on experience building and managing CAD/PLM integrations, add-ins, or connectors for platforms such as SolidWorks, NX, or Teamcenter.
• Must be a U.S. citizen based in the United States, exhibiting the relentless drive and autonomy required to thrive in a remote-first, high-intensity 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

iOS Engineer - Rewards UX

Salary

£60,000 - £80,000

Company Description

Midnite is a Series C sports betting and esports platform built for fans who want a superior, in-house mobile experience. With approximately 150 people and a remote-first culture across the UK, Midnite is redefining engagement through a fast, intuitive app designed entirely for the modern player.

Job Description

Join Midnite's Rewards UX team to build the features that drive player engagement and loyalty. Using Swift, SwiftUI, and UIKit, you will develop gamified experiences from concept to launch. Working within an MVVM-C architecture, you’ll ship high-quality code that directly impacts the mobile experience for thousands of users every day.

Location

Remote, UK

Why this role is remarkable

• Ship player-facing features like loyalty mechanics and gamified moments that define the unique Midnite experience for a global audience.
• Join a well-funded Series C scale-up with ~150 people that maintains a high-bar engineering culture and values true ownership.
• Work in a remote-first UK environment where your contributions to the core iOS app are visible to customers daily.

What you will do

• Develop and maintain intuitive mobile features across the Midnite iOS application using Swift 5+, SwiftUI, and UIKit.
• Collaborate with product and design teams to take features from initial concept through to deployment on the App Store.
• Ensure application stability and performance by writing robust tests and managing CI/CD pipelines with Fastlane and CircleCI.

The ideal candidate

• Has 2–5 years of professional iOS development experience with a track record of shipping production-ready apps to the App Store.
• Demonstrates high proficiency in Swift and modern architecture patterns, specifically MVVM-C, for building scalable and testable codebases.
• Possesses a strong testing mindset and experience with iOS networking, persistence, and concurrency to handle complex mobile challenges.

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

Head of Marketing

Salary

£100k-£120k + Equity

Company Description

Octopus Ventures and Notion Capital-backed human performance startup building the category of stress intelligence

Job Description

You will own the end-to-end marketing function for a high-growth startup redefining stress as a performance advantage. Reporting to the CEO, you will lead category creation, demand generation, and product marketing to scale a science-validated platform already delivering 5x ROI for global enterprises like Arm and Cantor Fitzgerald.

Location

London, UK / US East Coast

Why this role is remarkable

• Create a brand-new category in "stress intelligence," backed by a scientific advisory board from Harvard and Stanford and high-profile investors like Arianna Huffington.
• Join a mission-driven leadership team with pedigree from Google and Deliveroo that genuinely prioritizes internal wellbeing as a core operational value.
• High-impact ownership of a validated product achieving 90% productivity improvement and 5x ROI across a blue-chip enterprise client base.

What you will do

• Define and execute the global marketing strategy and OKRs, managing a lean team to drive brand authority and a systematized inbound pipeline.
• Lead the product marketing and GTM strategy for AI-driven features, translating complex clinical research into compelling narratives for CHRO and CFO audiences.
• Build a high-authority brand presence through executive thought leadership, top-tier PR placements, and an international roundtable program for HR leaders.

The ideal candidate

• 8-14 years of marketing experience with a proven track record of building B2B SaaS marketing functions from the ground up in high-growth environments.
• Demonstrated expertise in category creation, with the ability to coin new market narratives and communicate comfortably using the language of clinical research.
• An AI-native demand generation expert who has owned pipeline targets and built the full-funnel collateral necessary to support enterprise sales cycles.

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 Software Engineer

Salary

Not Disclosed + Equity

Company Description

Made is a pre-seed fashion-tech startup building an AI-powered operating system to replace the $1.7T apparel industry's broken supply chain with on-demand, zero-waste manufacturing.

Job Description

Join Made as a founding engineer to transform a proven prototype into a scalable MVP. You’ll build the technical foundation for a platform that connects generative AI design with a distributed micro-factory network. This role offers high autonomy to solve structural failures in fashion while working directly alongside experienced founders.

Location

California, USA

Why this role is remarkable

• Opportunity to solve a $1.7T global industry problem by replacing slow, wasteful supply chains with a real-time, AI-driven manufacturing alternative.
• Founding team access and high ownership with 0.5–1.5% equity in a pre-seed startup founded by veterans in fashion, climate tech, and sustainable manufacturing.
• Unique technical challenge bridging the digital and physical worlds, working with generative AI, computational design, and a distributed micro-factory network.

What you will do

• Architect and develop full-stack features for the "Made OS" platform, taking the existing working demo to a production-ready MVP.
• Implement and optimize generative AI workflows and modular product engineering tools to enable instant, custom garment design for creators and brands.
• Collaborate directly with the founding team to define the technical roadmap, prioritize features, and establish the company's engineering culture and standards.

The ideal candidate

• 2–6 years of full-stack engineering experience with a strong background in building production systems, modern APIs, and distributed cloud architectures.
• Demonstrated interest or experience in generative AI, computational geometry, or 3D creative tooling such as WebGL, WebGPU, or CAD systems.
• High autonomy and a builder’s mindset, comfortable moving fast in an ambiguous startup environment to own features from conception through to deployment.

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

Full Stack Engineer, Product

Salary

$200k-$220k + Equity

Company Description

Series A sales tech startup

Job Description

Join a high-velocity engineering team building an agentic OS for sales that closes the loop between behavior and execution. You will ship full-stack features across Next.js and Node.js, owning your code from database to UI. This role offers the chance to drive immediate impact for global enterprise clients within a rapidly scaling, well-funded Series A startup environment.

Location

San Francisco, USA

Why this role is remarkable

• Work at the frontier of agentic AI with a company that recently 5x'd its ARR and is growing 20% month-over-month.
• Join a well-funded Series A startup backed by top-tier VCs, offering meaningful early-stage equity and potential for wealth creation.
• High-impact environment where you ship weekly and see your features used by thousands of reps at the world's largest enterprises.

What you will do

• Build and scale features end-to-end using Next.js, React, Node.js, and TypeScript across both PostgreSQL and MongoDB.
• Take full ownership of the stack, managing everything from UI implementation to AWS infrastructure and production CI/CD pipelines.
• Partner directly with the founding team to scope product features and iterate rapidly based on direct customer feedback.

The ideal candidate

• Proven experience shipping production-grade code in fast-moving, high-growth environments or as a previous startup founder.
• Expertise across the modern TypeScript stack with the ability to diagnose and fix architectural root causes independently.
• A low-ego, high-output professional who prefers direct feedback and takes pride in delivering polished, high-impact features.

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 Product Engineer (Backend)

Salary

£95,000 - £125,000 + Equity

Company Description

$116M Series B AI-native CRM backed by GV, Redpoint, and Balderton

Job Description

Join a high-growth startup reinventing the CRM for the AI era. As a Senior Product Engineer, you will architect systems processing 250,000+ events per minute using Node.js and TypeScript. Working under a VP of Engineering who led 600+ engineers at Google, you will own features end-to-end to serve 5,000+ paying customers.

Location

London, UK (Remote-friendly)

Why this role is remarkable

• Exceptional engineering leadership under a former Google VP/Snyk SVP, fostering a culture of high craft and minimal process.
• Massive technical scale involving real-time data ingestion and AI-native workflows for over 5,000 ambitious GTM teams.
• Strong financial backing with $116M raised from top-tier investors including GV (Google Ventures), Redpoint, and Point Nine.

What you will do

• Lead end-to-end projects solving complex customer problems by architecting high-performance systems on Google Cloud Platform.
• Design and implement robust REST API contracts for internal and external consumers to support a flexible, data-rich ecosystem.
• Re-architect existing backend systems to meet the scaling demands of a rapidly growing global user base.

The ideal candidate

• Deep expertise in Node.js and TypeScript with a track record of building scalable, data-intensive cloud-native applications.
• Strong product intuition with the ability to collaborate directly with customers and stakeholders across Product and Design.
• Proactive problem-solver who thrives in a fast-paced environment and holds an exceptionally high bar for 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

Founding Engineer

Salary

$150k-$180k + Equity

Company Description

Mission-driven AI healthtech startup

Job Description

As the first engineering hire, you will build a revolutionary system of record for senior care from the ground up. You will own the architecture and technical execution of an AI-powered platform that unifies fragmented healthcare data. This 0-1 role involves developing ingestion pipelines, intelligence layers, and agentic systems to transform senior health records into actionable care.

Location

New York, USA

Why this role is remarkable

• Build a core platform from scratch as the first engineering hire with significant ownership.
• Backed by top-tier VCs to tackle the complex, high-impact problem of senior care navigation.
• Work directly with the founder in-person in NYC to shape the product and technical culture.

What you will do

• Architect and build the core data ingestion, intelligence, and compliance layers of the platform.
• Design agentic systems that translate complex senior health records into coordinated navigation actions.
• Make high-stakes technical decisions that define the company's long-term engineering foundation and scalability.

The ideal candidate

• Proven experience as a founding engineer or early employee at a fast-growing startup.
• Deep technical expertise across the full stack, including backend systems, data engineering, and AI/ML.
• High-agency problem solver with a coherent career path and a desire for mission-driven work.

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

£86k-£250k+ + Equity

Company Description

Bending Spoons S.p.A. is a leading technology company that acquires and transforms established digital businesses like Evernote, WeTransfer, and Meetup to own and operate for the long term.

Job Description

You will build and evolve systems used by millions, taking full ownership from idea to production across a diverse tech stack including Python, Rust, and Kubernetes. At Bending Spoons S.p.A., you’ll integrate AI deeply into your development workflow to simplify architectures and maintain high standards for reliability and scale.

Location

Milan, Italy; Madrid, Spain; Warsaw, Poland; London, UK; Remote

Why this role is remarkable

• Work on iconic global products including Evernote, WeTransfer, and Meetup, impacting hundreds of millions of users daily through deep technical transformations.
• Join an elite, talent-dense environment with a 0.04% hiring rate, where early-career engineers frequently lead products worth hundreds of millions of dollars.
• Benefit from top-of-market European compensation, discounted company equity, and a generous relocation package that includes a potential 50% tax reduction in Italy.

What you will do

• Design, implement, and maintain high-scale software systems using a modern toolkit including Python, Rust, Docker, and Kubernetes, choosing the best tools for each challenge.
• Leverage advanced AI tools throughout the entire development lifecycle—from design and coding to testing and documentation—to maximize efficiency and maintain high standards.
• Relentlessly simplify complex architectures and pipelines to ensure systems remain maintainable and performant while evolving established products with the agility of a startup.

The ideal candidate

• Demonstrates exceptional first-principles reasoning and the ability to solve complex, unfamiliar problems with structural sharpness and extreme attention to detail.
• Exhibits intense ambition and ownership, holding themselves to a high and rising bar for technical excellence and impact within a demanding environment.
• Thrives in a collaborative, high-intensity team, prioritizing the best ideas over their own and showing a consistent willingness to support teammates to ensure collective 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 Engineer

Salary

$140k-$220k + Equity

Company Description

Well-funded AI developer tools startup

Job Description

Join a high-growth AI startup building critical infrastructure for modern engineering teams. As a Forward Deployed Engineer, you will bridge the gap between sales and engineering by leading technical deployments, designing complex proof-of-concepts, and shipping production code. You will be the technical voice of the customer, ensuring successful adoption across enterprise environments.

Location

San Francisco, USA

Why this role is remarkable

• Lead high-stakes technical integrations at a talent-dense company that is defining how modern engineering teams build and ship code.
• Work at a fast-growing, well-funded Series A startup backed by top-tier venture capital firms in the heart of San Francisco.
• Experience an intense, high-performance culture where your contributions directly influence the product roadmap and drive significant enterprise-level growth.

What you will do

• Partner with sales teams to lead technical discovery and design bespoke proof-of-concepts for complex enterprise engineering environments.
• Build and maintain production-ready reference implementations while navigating critical security and compliance diligence for large-scale software deployments.
• Act as the technical voice of the customer, translating complex requirements into core features while shipping code against real customer stacks.

The ideal candidate

• Strong proficiency in JavaScript/TypeScript and extensive experience with modern Git workflows and automated CI/CD pipeline management.
• Professional experience in software or DevOps engineering with a deep understanding of enterprise identity systems like SSO and SAML.
• Excellent communication skills with the ability to lead technical discovery calls and translate vague customer needs into functional software solutions.

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

Senior Software Engineer, Full Stack

Salary

$180k-$250k + Equity

Company Description

Formulary Financial, Inc. is a $4.6M seed-stage fintech backed by Khosla Ventures and Serena Ventures that is building the world's first AI-native fund administration platform. The company transforms complex asset management operations into data-driven intelligence, managing billions in assets for leading global private equity and venture capital firms.

Job Description

As a founding-stage engineer at Formulary Financial, Inc., you will build the world’s first AI-native data platform for fund administration. You’ll design scalable backend services, user-centric frontends, and integrate agentic AI workflows. This high-ownership role allows you to shape the technical architecture and product direction while tackling complex fintech challenges for leading global asset managers.

Location

New York, USA

Why this role is remarkable

• Join the founding engineering team at a Khosla-backed startup reinventing a multi-trillion dollar industry with AI-native technology.
• Experience high-speed, high-leverage work while collaborating directly with repeat founders and veterans from top-tier firms like Ramp and Addepar.
• Influence the entire technical stack, from data pipelines to agentic AI workflows, with meaningful equity in a high-growth venture.

What you will do

• Build and scale a full-stack platform connecting fund administration teams, GPs, and LPs using modern distributed cloud architectures.
• Design and integrate agentic AI capabilities to automate complex financial workflows and streamline investor communications and reporting.
• Architect robust data systems and back-end frameworks to manage billions in assets while ensuring data accuracy and accessibility.

The ideal candidate

• Has 8+ years of professional full-stack engineering experience with a deep understanding of storage systems, databases, and DevOps.
• Demonstrates a proven track record of shipping quality products at early-stage startups or world-class fintechs like Ramp or Square.
• Possesses a strong interest in AI/ML and the ability to navigate ambiguous, complex problems with an owner’s mindset.

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

CommodityAI is building the AI-powered operating system for the global commodities industry, automating the complex manual workflows across the energy, metals, and agricultural sectors.

Job Description

As a Forward Deployed Engineer at CommodityAI, you will bridge the gap between AI product and physical trade operations. You'll partner with customers to automate unstructured data flows, configure technical schemas, and drive successful deployments. This is a high-impact role for an engineer who thrives at the intersection of code and customer outcomes.

Location

San Francisco, USA

Why this role is remarkable

• Work at the epicenter of global trade, transforming the foundational sector responsible for moving the world’s energy, metals, and agricultural resources.
• Join a high-growth environment where the product is selling faster than it can be onboarded, offering massive scale and impact.
• Gain high-agency experience with direct mentorship from the founding team while building the company's deployment playbooks from the ground up.

What you will do

• Configure data schemas and AI extraction workflows to turn messy real-world documents and emails into structured, actionable trade data.
• Lead customer onboarding workstreams from initial scoping and technical configuration through to user acceptance testing and successful go-live.
• Build internal tools, scripts, and automation templates that accelerate the deployment process and create leverage for the entire engineering function.

The ideal candidate

• 1-3 years of experience in software engineering, implementation engineering, or a technical consulting role with strong coding skills in Python or TypeScript.
• Proven technical proficiency with APIs, structured data models, and the ability to diagnose complex issues across AI-driven systems.
• Exceptional communication skills and an operator mindset, comfortable managing multiple customer workstreams in a fast-paced, 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

Forward Deployed AI Engineer

Salary

$90k-$140k + Equity

Company Description

Charta Health is a Bain Capital Ventures-backed healthcare AI startup founded by ex-Rockset engineers (acquired by OpenAI). They are building the modern operating system for healthcare organizations, leveraging cutting-edge AI to streamline revenue cycles, clinical operations, and administrative workflows for both providers and payers.

Job Description

Join Charta Health as a technical bridge between cutting-edge AI and real-world healthcare providers. You will customize and deploy AI-powered platforms to solve critical operational bottlenecks. This hands-on, client-facing role combines rapid prototyping with high-impact engineering, using LLMs and machine learning to transform how healthcare organizations operate and deliver patient care.

Location

San Francisco and New York City, USA

Why this role is remarkable

• Work directly with founding engineers from Rockset (recently acquired by OpenAI) in a high-growth, mission-driven environment.
• Join a Bain Capital Ventures-backed team reimagining the infrastructure of the healthcare industry from the ground up.
• Experience a unique "Forward Deployed" model where you ship code that solves tangible problems for major healthcare providers immediately.

What you will do

• Collaborate with healthcare clients to identify workflow inefficiencies and design custom AI/ML solutions to address them.
• Rapidly prototype, iterate, and deploy Charta Health’s AI platform to deliver immediate business value to external customers.
• Serve as the technical lead on client sites, integrating LLMs and prompt engineering into production-ready healthcare environments.

The ideal candidate

• Possesses professional proficiency in Python and hands-on experience deploying Large Language Models (LLMs) or ML systems.
• Demonstrates a strong bias toward shipping functional code and delivering business value over solving purely theoretical research challenges.
• Exhibits excellent communication skills and emotional intelligence, thriving in ambiguous, client-facing environments where technical problem-solving is paramount.

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 (UK)

Salary

£90K – £120K + Equity

Company Description

Series A AI-powered cybersecurity startup solving enterprise vulnerability management

Job Description

As an early sales hire, you will own the full sales cycle for high-stakes AI-powered vulnerability management solutions. You'll drive $100K+ deals by helping security teams eliminate false positives using agentic AI. This role is perfect for a technical seller who thrives in building a GTM playbook from scratch at a high-growth startup.

Location

Remote, UK

Why this role is remarkable

• Ground floor opportunity to shape the sales motion and GTM strategy for a well-funded Series A security pioneer.
• Sell a cutting-edge product at the intersection of LLMs and cybersecurity that solves the industry's massive alert fatigue crisis.
• Work alongside an elite leadership team with a track record of building companies through to IPO and major acquisitions.

What you will do

• Execute outbound prospecting strategies to build a pipeline of cloud-native and financial services enterprise opportunities.
• Lead consultative discovery and technical demos to navigate complex $100K+ enterprise deal cycles with CISOs and security leads.
• Partner with engineering and product teams to refine the ICP and iterate on sales methodologies based on market feedback.

The ideal candidate

• Proven track record selling cybersecurity solutions like vulnerability management, AppSec, or cloud security to enterprise stakeholders.
• Experience in a Series A-C startup environment where you built sales processes and generated pipeline without a recognized brand.
• Technically curious mindset with the ability to demo agentic AI products and engage deeply with technical security buyers.

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 CTO

Salary

Not Disclosed + Equity

Company Description

silque is a London-based startup building the infrastructure for the next phase of the creator economy, moving brands from manual spreadsheets to long-term community software. Co-founded by a former Prosus growth investor and a premier talent manager, silque already counts high-profile UK brands and Kylie Jenner’s K2O among its early partners.

Job Description

As Founding CTO at silque, you will own the entire technical landscape from architecture to scaling the engineering team. Partnering with founders from elite finance and talent management backgrounds, you’ll build the software replacing manual workflows in the creator economy. This is a genuine co-founder role with significant equity and strategic influence from day one.

Location

London, UK

Why this role is remarkable

• Join as a genuine co-founder with significant equity and a seat at the top table, shaping company strategy from the ground up alongside experienced commercial founders.
• Benefit from incredible early traction with an MVP already in use by leading UK consumer brands and celebrity labels like Kylie Jenner’s K2O.
• Build the infrastructure for a fundamental shift in marketing, moving a multi-billion dollar industry from manual spreadsheets to a scalable community-driven software platform.

What you will do

• Take full ownership of the technical architecture and end-to-end product development, evolving the existing MVP into a robust, scalable platform.
• Recruit, lead, and mentor a world-class engineering team as the company scales following its upcoming September funding round.
• Drive the technical roadmap and collaborate closely with co-founders to align product features with the needs of high-profile creators and global brands.

The ideal candidate

• Holds a strong Computer Science degree from a top-tier institution like Imperial, Oxford, Cambridge, or an equivalent global university.
• Proven experience shipping production systems at scale, ideally having led zero-to-one initiatives at big tech firms like Google or high-growth startups.
• Possesses the entrepreneurial drive to build from zero, comfortable operating with autonomy in a pre-raise environment for meaningful long-term ownership.

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

Business Intelligence & Automation Lead

Salary

Not Disclosed

Company Description

Truelayer.com is Europe’s fastest-growing Pay by Bank network, having raised over $300 million from world-renowned investors including Stripe, Tiger Global, Northzone, and Tencent to power smarter, safer, and faster real-time payments across 22 countries.

Job Description

Join the Strategic Finance team at Truelayer.com to architect production-grade financial data models and lead AI-driven automation. You will bridge the gap between Engineering and Commercial teams, transforming raw data into actionable insights while deploying modern AI orchestration tools to eliminate manual cycles and scale global financial intelligence infrastructure.

Location

London, UK

Why this role is remarkable

• Join a fintech powerhouse backed by $300M+ from Stripe and Tiger Global, recognized as one of CNBC’s World Top Fintech Companies.
• Take true ownership over the financial intelligence stack, moving beyond spreadsheets to build sophisticated, AI-orchestrated automation pipelines using cutting-edge tools like Dust AI.
• Enjoy exceptional benefits including meaningful equity, a £1,000 annual L&D budget, and 36 days of total annual leave to ensure peak performance and wellbeing.

What you will do

• Design and extend finance data models within the data warehouse, building production-grade tables and scalable Looker visualization layers that stakeholders actually use.
• Automate end-to-end month-end deliverables and cash management pipelines, leveraging generative AI platforms for automated financial commentaries and executive briefings.
• Lead data normalization during corporate development phases and acquisitions, acting as a high-fidelity translator between Product, Engineering, and Finance teams.

The ideal candidate

• Advanced SQL and Looker (LookML) expertise with a deep understanding of modern data stack architecture, including data warehousing and dbt workflows.
• Proven track record in a BI, data, or finance analytics role, preferably within high-growth VC-backed environments or investment banking.
• Hands-on experience with generative AI and automation tools, demonstrating a "systems thinker" mindset capable of turning messy data into scalable 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

Senior AI Engineer

Salary

$169k-$200k + Equity

Company Description

Talkspace, Inc. is a publicly traded leader in online behavioral healthcare that has served over two million users. Through its lean Sentia AI team, the company is building tee.care, an autonomous multi-agent system designed to provide adaptive, long-term mental health guidance by combining Large Language Models with reinforcement learning.

Job Description

Join the Sentia AI team at Talkspace, Inc. to design and scale tee.care, an autonomous behavioral health guide. You will own the reinforcement learning domain, developing adaptive intervention strategies that optimize for real patient wellbeing. Working in a high-stakes, mission-driven context, you’ll bridge advanced AI reasoning with scalable, ethical, and empathetic user interactions.

Location

Remote, USA

Why this role is remarkable

• Own a complete technical domain: You will lead the reinforcement learning strategy for tee.care, covering both classical behavioral interventions and modern RLHF/alignment work.
• High-impact mission: Build autonomous systems that directly improve mental health outcomes for millions, working at the intersection of AI safety, ethics, and behavioral economics.
• Startup speed with public scale: Join a lean, four-person "Sentia AI" squad within a publicly traded company, offering significant equity and rapid development cycles.

What you will do

• Design and implement multi-agent architectures for tee.care, including cognitive planning modules, memory/retrieval systems, and complex tool-use orchestration.
• Apply advanced reinforcement learning (RL) and control theory to develop adaptive, long-term intervention strategies that maximize positive user health outcomes.
• Orchestrate LLM fine-tuning and deployment pipelines, focusing on empathetic communication, reasoning quality, and real-time production monitoring for behavioral drift.

The ideal candidate

• Has 5+ years of production software experience with at least 3+ years specifically implementing and deploying autonomous systems or complex machine learning models.
• Demonstrates deep expertise in Reinforcement Learning (RL), including reward modeling, PPO/DPO, and building robust simulation environments for agent policy testing.
• Possesses mastery of Python and MLOps, with a proven track record of shipping maintainable, high-availability code within cloud-native (AWS/GCP) and containerized 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 Engineer / CTO

Salary

£140k + Equity

Company Description

AgentBay is a London-based startup building the trust layer for agentic commerce. Founded by alumni from Stripe, Plaid, and Amazon, they are developing a first-of-its-kind risk engine and payment infrastructure to protect consumers and merchants as AI agents begin to handle autonomous transactions and financial decisions.

Job Description

As the Founding Engineer/CTO at AgentBay, you will build the technical foundation for autonomous agentic commerce. You’ll develop a novel risk engine quantifying "alignment risk" using ML and LLMs, integrate complex payment flows, and design end-user UX. This is a hands-on role defining a new category alongside seasoned fintech and big-tech founders.

Location

London, UK

Why this role is remarkable

• Join as a founding team member with a direct line to strategy and the chance to define a brand-new category in the AI and fintech space.
• Work alongside founders with elite pedigrees from Amazon, Google Pay, Stripe, and Plaid who have scaled massive systems and launched successful products.
• Solve "alignment risk," one of the most critical hurdles for the future of agent-led commerce, building infrastructure that doesn't exist anywhere else today.

What you will do

• Architect and build a first-of-its-kind risk engine from scratch using a blend of traditional supervised learning and LLM-as-a-judge methodologies.
• Develop and embed secure risk harnesses within agentic commerce protocols and payment flows, partnering with ecosystem players to integrate bleeding-edge technology.
• Lead the end-to-end product engineering cycle, from backend machine learning models and payment orchestration to crafting high-craftsmanship, "calm tech" user experiences.

The ideal candidate

• A senior-level engineer who has shipped complex production software end-to-end, ideally with experience taking a product from 0-to-1 in a fast-paced environment.
• Deep technical expertise in either machine learning infrastructure or payment systems, with the architectural maturity to make sharp decisions under conditions of high uncertainty.
• A high-agency, low-ego builder who values product velocity and craftsmanship, possesses the UK right to work, and enjoys a high-energy, collaborative startup culture.

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

Founding Engineer

Salary

Not Disclosed + Equity

Company Description

Early-stage consumer healthtech startup

Job Description

Join as the first engineer to build a mobile-first fitness platform from the ground up. You will own the entire technical stack, making key architectural decisions while shipping fast in an AI-assisted environment. Working closely with a notable founder and fractional CTO, you will transform early insights into a high-impact product.

Location

London, UK

Why this role is remarkable

• Full ownership of a greenfield project with the autonomy to select the tech stack and shape the product architecture.
• High-growth potential with a recognizable founder and a strong distribution strategy already in place from day one.
• Mission-driven work focused on improving wellness for a significant, underserved demographic through an adaptive fitness platform.

What you will do

• Lead the end-to-end development of a mobile-first consumer application using TypeScript and modern managed cloud services.
• Collaborate with founders to translate product vision into scalable technical features while maintaining high security and data standards.
• Implement AI-assisted development workflows to accelerate shipping cycles and maintain a high bar for product quality.

The ideal candidate

• 4–7 years of full-stack experience with a proven track record of shipping consumer-facing mobile or web applications.
• Strong product instinct with the ability to communicate technical trade-offs clearly to non-technical team members.
• Proficiency in TypeScript and modern frameworks like React Native, with a preference for low-ego, early-stage ambiguity.

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

Contract Design Systems Expert — AI Training & Evaluation

Salary

$30–$90/hr

Company Description

Well-funded AI data infrastructure startup

Job Description

Join a pioneer in human-data evaluation to teach frontier AI models the nuances of high-quality design. You will build production-grade design systems in Figma or code, evaluate AI-generated UI outputs, and define benchmarks for aesthetics and usability. This is a unique opportunity to shape how future AI systems understand creative craft.

Location

Remote

Why this role is remarkable

• Shape the future of generative AI by training frontier models to understand "taste," aesthetics, and professional design standards.
• Join an elite, curated community of creative technologists and designers working on funded projects for leading AI research labs.
• Enjoy high-impact, async contract work with flexible hours while contributing to the core infrastructure layer of creative AI.

What you will do

• Create and refine comprehensive component libraries, design token architectures, and pattern libraries for diverse AI product contexts.
• Conduct deep technical evaluations of AI-generated design outputs, providing structured critiques and scoring against rigorous quality rubrics.
• Build and implement token pipelines and coded component libraries using React and Storybook to test AI implementation fidelity.

The ideal candidate

• Possesses 4+ years of professional experience building and owning production-grade, token-based design systems from the ground up.
• Demonstrates expert-level proficiency in Figma (auto-layout, variables, theming) or modern front-end engineering (React, Storybook, token pipelines).
• Has a meticulous eye for design fidelity and the ability to articulate complex technical critiques in clear, precise English.

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:
Head of Customer Success (£90k-£110k + Equity) at Fast-growing digital health platform

Job Title

Head of Customer Success

Salary

£90k-£110k + Equity

Company Description

Fast-growing digital health platform

Job Description

You will lead the entire post-sales journey for the UK’s leading digital pharmacy network, unifying Customer Success, Account Management, and Onboarding into one high-performance function. Reporting to the CEO, you will build the infrastructure for health scoring and segmentation while personally managing strategic partnerships to drive retention and expansion revenue.

Location

London, UK

Why this role is remarkable

• Take full ownership of the CS playbook at a market-leading scaleup expanding internationally into new markets.
• Direct commercial accountability with a mandate to build and lead a high-impact team of six professionals.
• High-influence leadership role within a well-funded healthtech company that is fundamentally transforming patient care access.

What you will do

• Unify Customer Success, Key Account Management, and Onboarding into a single coordinated function with shared goals.
• Build and execute proactive customer journeys, health scoring, and win-back strategies to maximize renewal rates.
• Personally lead strategic quarterly business reviews and identify expansion opportunities with the company’s most valuable partners.

The ideal candidate

• 10+ years of Customer Success leadership experience, ideally within a B2B SaaS or healthtech marketplace environment.
• Proven track record of building CS operations from scratch, including segmentation frameworks, metrics, and playbooks.
• Strong commercial acumen with the ability to own revenue outcomes and performance-manage teams effectively.

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 Software Engineer (£90k–£130k + Equity)

Salary

£90k–£130k + Equity

Company Description

NODI Energy is a YC-backed startup building a distributed power network to upgrade the modern grid. They orchestrate plug-in batteries as a flexible power fleet to cut congestion and free up capacity for data centres and heat pumps, deploying infrastructure in days rather than the decades required for traditional grid upgrades.

Job Description

As the first software hire at NODI Energy, you will design the entire cloud and platform layer from scratch. You will turn heterogeneous physical batteries into a reliable virtual power plant, working across connected hardware, real-time data, and external energy markets to build the technical foundation of a next-generation electric company.

Location

London, UK

Why this role is remarkable

• Build from zero: You will own the entire software stack, making foundational decisions on architecture, reliability, and security for a product that transforms hardware into grid assets.
• High-impact mission: Help solve grid capacity constraints globally by turning millions of ordinary batteries into one of the world's largest flexible power systems.
• Founder-led & YC-backed: Work directly with founders who have deep expertise in power electronics and economics, supported by top-tier venture backing and early UK deployment.

What you will do

• Design and implement reliable systems for real-time data, fleet operations, and control of distributed energy devices at scale.
• Build the software abstractions that make complex physical infrastructure simple to operate and dependable enough for national electricity markets to trust.
• Shape the engineering culture and future team as a founding member, deciding where software creates a lasting competitive advantage for the grid.

The ideal candidate

• Demonstrable experience building complex distributed systems or real-time data platforms, with a focus on observability and designing for failure.
• A systems thinker who understands the intersection of software, hardware, and commercial value, capable of shipping production-ready code with incomplete information.
• Deep engineering ownership mindset, using AI as leverage and thriving in an ambiguous, fast-paced startup environment where you build, operate, and iterate 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

Product Engineer

Salary

£90k-£130k + Equity

Company Description

Junction is a venture-backed healthtech startup, supported by Creandum, Point Nine, and YC, building the infrastructure layer for diagnostic healthcare. They streamline patient data across lab testing and wearables, enabling personalized care for millions by making clinical information accessible and automated for modern healthcare organizations.

Job Description

As a Product Engineer at Junction, you will design and ship full-stack features that transform how millions interact with diagnostic data. Working in a tight-knit team of six, you'll bridge the gap between complex backend infrastructure and intuitive user experiences, directly impacting patient outcomes while scaling a platform that processes millions of data points every second.

Location

Remote

Why this role is remarkable

• Scale life-changing technology that already streams data from 3M+ wearables every second and facilitates 4M+ lab tests across the United States.
• Join a high-growth environment backed by elite investors like Creandum, 20VC, and YC, with company revenue quadrupling in the last year alone.
• Work with a world-class engineering team from Babylon, SpaceX, and Monzo on the mission-critical challenge of making healthcare proactive and affordable.

What you will do

• Build and own end-to-end full-stack features for customer-facing dashboards that allow healthcare providers to self-serve and order lab tests.
• Architect the next version of a diagnostics API designed to scale from 4 million to 40 million tests within the next twelve months.
• Collaborate directly with customers to understand product usage, refining technical challenges into elegant software solutions that significantly reduce patient medical costs.

The ideal candidate

• Has 3+ years of experience in early-stage startup environments where you actively influenced product direction rather than just executing predefined tickets.
• Possesses strong proficiency in building API products and is comfortable working across the full stack with Python, Go, or TypeScript.
• Demonstrates deep product judgment and a focus on outcomes, with the ability to turn ambiguous healthcare constraints into clear, actionable technical plans.

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

Protocol Engineer

Salary

$200k + Equity

Company Description

Injective Labs is a Binance-backed blockchain laboratory building the fastest Layer 1 protocol purpose-built for decentralized finance. Supported by industry leaders like Jump Crypto and Pantera Capital, Injective Labs develops a highly optimized environment for order-book-based DEXs, derivatives markets, and sophisticated trading products within the Cosmos ecosystem.

Job Description

Join Injective Labs to develop the core infrastructure powering the next generation of decentralized finance. You will work on Cosmos SDK modules, consensus mechanisms, and state machine optimizations to enhance performance and scalability. This senior role offers the opportunity to ship protocol-level upgrades that directly impact real-world trading volume and cross-chain interoperability.

Location

Remote

Why this role is remarkable

• Work at the protocol layer of one of crypto's most performant L1s, shipping code that handles significant real-world volume and affects every transaction on the network.
• Join a senior-heavy, remote-first team of ~50 experts backed by top-tier investors including Binance, Jump Crypto, and Pantera Capital.
• Own high-impact architectural decisions and optimizations for block times and throughput on a chain laser-focused on the future of institutional-grade DeFi.

What you will do

• Design and implement core blockchain logic using Golang, including Cosmos SDK modules, consensus mechanisms, and state machine optimizations.
• Develop and maintain performance-critical bridge infrastructure and cross-chain interoperability solutions to expand the Injective ecosystem.
• Collaborate with a small engineering team to research, architect, and ship network upgrades that push the technical limits of L1 throughput and latency.

The ideal candidate

• Possesses deep professional experience in Golang, having built and maintained high-performance, concurrent production systems at scale.
• Demonstrates a strong background in blockchain infrastructure, specifically with the Cosmos SDK, Tendermint/CometBFT, or other Layer 1/Layer 2 protocols.
• Understands the intricacies of financial products such as order-book DEXs, perpetuals, derivatives, or market microstructure within a decentralized context.

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

Platform Engineer

Salary

£90K - £160K + Equity

Company Description

Omnea is an AI-native procurement platform that has raised $75M from Khosla Ventures, Insight Partners, and Accel to transform enterprise buying. We’ve 10x’d our ARR in 18 months and are recognized as the 4th fastest-growing startup in Europe, serving global giants like Spotify, MongoDB, and Monzo.

Job Description

As a Platform Engineer at Omnea, you will own the infrastructure and developer experience underpinning a fast-scaling enterprise platform. You'll evolve AWS serverless architectures, optimize CI/CD pipelines with Pulumi, and strengthen observability. Joining a team of elite engineers, you’ll ensure reliability as the company scales 10x to serve global leaders like Spotify and Monzo.

Location

London, UK

Why this role is remarkable

• Join the 4th fastest-growing startup in Europe, backed by $75M from premier VCs like Khosla Ventures, Insight Partners, and Accel.
• Work on a high-leverage platform owning the end-to-end infrastructure for a product trusted by global enterprises like Spotify, MongoDB, and Monzo.
• Shape a career-defining opportunity within an elite engineering culture led by founders who previously scaled and exited the cybersecurity unicorn Tessian.

What you will do

• Design and evolve AWS serverless architecture using Lambda, DynamoDB, and EventBridge to support 10x growth and multi-region high availability.
• Build and maintain robust CI/CD pipelines using GitHub Actions and Infrastructure-as-Code with Pulumi to enable safe, multi-daily deployments.
• Improve developer experience by building internal tooling and automated observability frameworks with Datadog to eliminate friction for product teams.

The ideal candidate

• Brings 5+ years of platform engineering experience in high-growth, cloud-native SaaS environments with a strong bias for action.
• Possesses deep expertise in AWS serverless ecosystems and Infrastructure-as-Code, specifically writing clean, production-ready TypeScript code.
• Demonstrates a developer-first mindset, treating engineers as customers by automating toil and improving feedback loops at every stage.

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 eCommerce

Salary

£90k

Company Description

Airportr Technologies Limited is a Series A travel-tech company reimagining baggage logistics through a Baggage-as-a-Service platform. Partnering with global airlines like easyJet, Lufthansa, and Singapore Airlines, they turn travel complexity into digital simplicity, scaling rapidly across European markets to provide seamless, premium baggage services for modern travelers.

Job Description

As Head of eCommerce, you will own the end-to-end B2C booking funnel and growth engine. Reporting to the CEO, you will have full autonomy to audit the tech stack, optimize conversion through rigorous A/B testing, and scale direct-to-consumer revenue alongside expanding airline partnerships. This hands-on role balances high-level strategy with granular execution.

Location

London, UK

Why this role is remarkable

• Full autonomy to shape and own the entire B2C eCommerce function from the ground up at a Series A scale-up.
• High-impact visibility with a direct reporting line to the CEO, influencing the core product that powers global airline partnerships.
• Unique greenfield opportunity to build the direct-to-consumer growth engine as the company expands across European and international markets.

What you will do

• Architect and optimize the booking experience to drive high conversion rates across diverse European markets with localized digital journeys.
• Own the complete eCommerce stack, CRM strategies, and digital marketing spend, focusing on lifecycle automation to drive repeat bookings.
• Lead a structured, data-driven experimentation program to improve key metrics like bounce rates, CAC, and long-term customer lifetime value.

The ideal candidate

• Proven experience owning a transactional B2C funnel end-to-end, with a track record of driving significant improvements in checkout UX.
• Analytical leader fluent in funnel data, P&L management, and structured A/B testing within a fast-paced scale-up environment.
• Commercial operator who understands the nuances of the European travel market and can tailor product merchandising to different cultural audiences.

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

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

Senior Software Engineer, Infrastructure

Salary

$160k-$250k + Equity

Company Description

Well-funded AI video platform

Job Description

You will own the GPU inference infrastructure powering real-time AI conversations with sub-second latency. Managing multi-provider GPU deployments and EKS clusters, you'll optimize performance from CUDA hot paths to backend services. This role is critical for scaling a platform that enables seamless human-to-AI interaction across global regions.

Location

San Francisco, USA or Remote

Why this role is remarkable

• Own the core infrastructure for a cutting-edge real-time AI video interface that operates at sub-second latency levels globally.
• Join a well-funded Series B startup backed by top-tier VCs, operating with a small, high-impact team of roughly 40 people.
• Work at the intersection of infrastructure and research, directly influencing how conversational AI humans are deployed and experienced.

What you will do

• Design and manage multi-region GPU deployments across various providers to ensure reliable, high-performance inference.
• Architect EKS clusters including custom routing and scheduling logic to optimize workload placement across a global GPU fleet.
• Collaborate with researchers to optimize CUDA hot paths and reduce cold-start times for live, face-to-face AI conversations.

The ideal candidate

• Possesses hands-on experience deploying and optimizing large-scale GPU inference workloads on cloud providers like CoreWeave or AWS.
• Demonstrates deep expertise in Kubernetes and EKS, specifically regarding complex service routing and cluster management at scale.
• Proven track record of senior technical leadership, taking ownership of ambiguous infrastructure challenges and delivering production-ready solutions.

===

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, Member Experience

Salary

Not Disclosed

Company Description

Raya is a private, membership-based social networking and dating app for an exclusive creative community. Operating as a remote-first organization of over 110 employees, Raya focuses on quality over scale, fostering meaningful human connections through high-growth technology and a discerning, world-class membership base.

Job Description

Join Raya's backend team to build and scale the services powering subscriptions and social features for an exclusive creative community. You will take ownership of core systems using Node.js and TypeScript, specifically managing the subscription lifecycle via Apple StoreKit. This high-impact role offers autonomy in a fast-moving, remote-first environment.

Location

Remote

Why this role is remarkable

• Shape the experience for an exclusive global community of creatives within a private, high-growth social network.
• Enjoy exceptional benefits including a $50 daily meal stipend, unlimited vacation, and a $1,000 annual travel grant to explore new places.
• Work in a remote-first culture that prioritizes technical excellence, autonomy, and meaningful human connection over mindless scaling.

What you will do

• Architect and lead the development of backend services using Node.js and TypeScript to support member-facing social features.
• Manage the end-to-end subscription lifecycle, including server-side receipt validation and purchase verification through Apple StoreKit and Apple Pay.
• Collaborate with cross-functional teams of designers and data scientists to ensure scalable, user-centric solutions that enhance the member experience.

The ideal candidate

• Possesses over 6 years of hands-on experience building and scaling production backend systems in fast-paced startup environments.
• Demonstrates mastery of Node.js and TypeScript with a track record of delivering maintainable and high-performance software architecture.
• Has direct experience with Apple StoreKit or Apple Pay on the server side, particularly regarding payment subscriptions for B2C 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

Senior Backend Engineer - Data Infrastructure

Salary

Not Disclosed

Company Description

VC-backed fintech data platform

Job Description

Build the mission-critical data layer for a high-growth fintech platform serving private credit fund managers. You will design robust ETL pipelines, enforce strict data contracts, and ensure absolute financial correctness for complex calculations like NAV and LP returns. This is a high-stakes role where accuracy is the foundation of institutional trust.

Location

New York, USA

Why this role is remarkable

• Own the core infrastructure where correctness is non-negotiable, ensuring financial accuracy for institutional fund managers at a critical growth stage.
• Join a well-funded seed-stage startup backed by premier VCs and founded by experienced industry veterans from top-tier financial institutions.
• Work in a high-impact, AI-native environment where cutting-edge tools accelerate development without compromising the integrity of fundamental financial logic.

What you will do

• Design and ship a comprehensive mutation audit log to meet SOC 2 Type II standards and ensure complete data lineage.
• Architect and harden ingestion pipelines to automate partner onboarding, reducing complex ETL timelines while maintaining data integrity.
• Define and enforce versioned data contracts that allow product teams to build features rapidly without touching underlying financial calculation logic.

The ideal candidate

• 6+ years of backend engineering experience with a deep focus on ETL pipelines, data infrastructure, or regulated financial systems.
• Advanced proficiency in Python, including experience with modern frameworks like FastAPI, SQLAlchemy, and managing high-performance PostgreSQL databases.
• Demonstrated ownership of production codebases and strong opinions on integration testing methodologies that guarantee correctness over synthetic data fixtures.

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

£70k-£80k + Bonus + Equity

Company Description

Five Sigma Finance Limited is a ~10-person London fintech startup building ABIDE, a cloud-based platform for managing structured finance portfolios. Backed by a high-performing engineering team, they are modernizing the management of complex financial assets through a sophisticated Python and Azure-based infrastructure.

Job Description

As the first dedicated Platform Engineer at Five Sigma Finance Limited, you will own the cloud infrastructure end-to-end. You will design CI/CD pipelines, manage Azure environments, and automate workflows for the ABIDE platform. Balancing infrastructure ownership with backend contributions in Python/Django, you’ll play a pivotal role in architectural decisions within a high-growth fintech environment.

Location

London, UK

Why this role is remarkable

• True infrastructure ownership where you lead architectural decisions and shape the DevOps culture from the ground up with minimal hand-holding.
• Join a nimble, high-talent team of 8 engineers in a ~10-person startup, offering direct exposure to founders and significant impact on a scaling product.
• Attractive total compensation package including a performance bonus up to 30% and stock options in a growing London-based fintech.

What you will do

• Design, deploy, and maintain robust CI/CD pipelines and cloud infrastructure on Azure using Infrastructure as Code (Terraform or similar).
• Automate complex workflows and optimize deployments to ensure a seamless, secure, and scalable development-to-production pipeline for the ABIDE platform.
• Collaborate with the software engineering team to manage containerized environments and occasionally contribute to backend application tickets using Python and Django.

The ideal candidate

• At least 3-5 years of experience in DevOps or Platform Engineering with a proven track record of managing production environments specifically in Microsoft Azure.
• Strong proficiency in CI/CD design, automation, and container orchestration tools like Kubernetes or managed container services like Azure Container Apps.
• Working knowledge of Python for automation and the ability to contribute to a Django/PostgreSQL backend when necessary to support the broader 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

Senior Backend Engineer, Recommendations

Salary

$190K–$250K + Equity

Company Description

Raya is a profitable, 100-person membership-based social platform for creatives, artists, and cultural leaders. The company focuses on fostering quality, in-person interactions through a curated digital community and is currently building next-generation discovery and personalization features using cutting-edge technologies like Go, Kubernetes, and integrated LLM frameworks.

Job Description

Join Raya as a Senior Backend Engineer to lead the Recommendations team. You will architect and build production ranking services that power how a global community of creatives discover each other. This high-impact role involves integrating AI-driven discovery features and scaling backend infrastructure to enhance meaningful human connections for thousands of members.

Location

Remote

Why this role is remarkable

• Own the core discovery engine of a highly exclusive social platform, directly influencing how thousands of elite creatives and cultural leaders connect globally.
• Join a profitable, 100-person company that offers the stability of a successful business with the fast-paced innovation of a high-growth startup.
• Work with a modern tech stack including Go and Kubernetes, while actively developing and deploying production-level LLM-powered features and AI discovery tools.

What you will do

• Architect, build, and lead key components of Raya’s backend services, specifically focusing on production ranking and recommendation systems.
• Collaborate with cross-functional teams including UX designers and data scientists to ensure personalized discovery features are user-centric and scalable.
• Drive operational excellence across the full SDLC, implementing CI/CD practices and navigating the deployment of machine learning models into production.

The ideal candidate

• Has 6+ years of experience in modern software development with a proven track record of delivering scalable systems using Golang.
• Possesses deep expertise in building and scaling production recommendation systems, ranking algorithms, or personalization features for consumer-facing products.
• Demonstrates a "bias toward shipping" and enthusiasm for emerging AI frameworks, with the ability to iterate quickly in a fast-moving 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.

Title:
Full Stack Engineer (€100K–€160K + Equity) at Maze - AI-native Cybersecurity Startup

Job Title

Full Stack Engineer

Salary

€100K–€160K + Equity

Company Description

Maze - Series A cybersecurity startup backed by Theory Ventures and Cherry Ventures

Job Description

Maze is revolutionizing cybersecurity by building AI agents that autonomously investigate and resolve cloud vulnerabilities. As an early Full Stack Engineer, you will own the end-to-end product experience from React UIs to Python APIs. You'll join an elite team of Big Tech veterans to build high-impact, AI-native solutions for Fortune 200 customers.

Location

Remote, Europe

Why this role is remarkable

• Significant technical ownership with your own API layer, allowing for rapid deployment without dependencies or blockers while shaping the future of AI in security.
• Strong financial backing with $31M total raised from top-tier investors like Theory Ventures and a founding team with a track record of successful IPOs and acquisitions.
• Opportunity to build an AI-native product from the ground up using a modern, carefully selected tech stack including FastAPI, TanStack, and Temporal.

What you will do

• Lead the development of end-to-end features, from crafting intuitive React/TypeScript interfaces to implementing scalable backend services in Python.
• Design and optimize performant REST APIs that power complex security workflows and integrate seamlessly with autonomous AI agents.
• Collaborate directly with leadership to establish engineering standards and influence architectural decisions as the platform scales to support global enterprises.

The ideal candidate

• 6+ years of professional full-stack experience with deep expertise in React, TypeScript, and building production-grade RESTful APIs.
• Proven track record in B2B SaaS environments with a strong intuition for database performance and query optimization at scale.
• Startup-ready mindset with a bias for action, capable of navigating ambiguity and delivering high-quality code at high velocity.

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

Analyst Contractor

Salary

£35/hr

Company Description

Cartesia is a frontier AI research lab founded by the Stanford AI Lab PhDs who invented State Space Models (SSMs). Backed by Index Ventures, Lightspeed, and NVIDIA, Cartesia is building the next generation of real-time, interactive intelligence capable of processing massive streams of audio, video, and text efficiently.

Job Description

Joining the Product Research and Operations (PRO) team, you will manage voice library operations and production workflows. You'll become a key expert in audio quality annotation and support critical research objectives. This hands-on role involves working closely with synthetic voice creation to ensure Cartesia’s models meet the highest possible standards for quality and performance.

Location

London, UK

Why this role is remarkable

• Work at a frontier AI lab founded by the inventors of State Space Models (SSMs), a revolutionary alternative to Transformers for efficient, large-scale foundation models.
• Join a highly-backed team supported by top-tier investors like Index Ventures, Lightspeed, and NVIDIA, contributing to products like Sonic that power millions of real-time conversations.
• Enjoy a high-impact, operationally intense role where your work directly shapes the quality and development of cutting-edge synthetic voice and speech-to-text technologies.

What you will do

• Manage end-to-end voice library operations, including posting job ads for voice actors, managing professional engagements, and maintaining strict quality timelines.
• Execute complex voice production workflows, specifically focusing on the creation and rigorous quality evaluation of synthetic voices through specialized annotation.
• Support core research and analysis objectives within the voice domain, tackling ad-hoc operational tasks that require high flexibility and reliability.

The ideal candidate

• Strong project management instincts with the ability to juggle multiple workstreams and high-throughput operational tasks without letting details slip through the cracks.
• Technical fluency including a solid understanding of how APIs work, practical experience with LLMs, and basic proficiency in Python or SQL.
• A research-driven and curious mindset, comfortable digging into data and using AI coding assistants like Cursor or Claude to rapidly execute high-quality results.

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

Chief Technology Officer

Salary

£100k-£140k + Equity

Company Description

VC-backed B2B marketplace scale-up

Job Description

You will lead the technology strategy for a fast-growing marketplace, scaling the platform and team through a 10x revenue journey. Inheriting a 40-person product and engineering function, you will evolve architecture, implement advanced data and AI capabilities, and partner with the CEO to drive commercial success and operational excellence.

Location

London, UK

Why this role is remarkable

• Lead a 10x growth phase for a marketplace with strong unit economics and a proven business model.
• High-impact executive role balancing board-level strategy with hands-on architectural leadership and team building.
• Well-funded scale-up backed by top-tier VCs with a clear roadmap to becoming a market leader.

What you will do

• Evolve the marketplace platform and architecture to handle massive order volume increases with high reliability.
• Scale the product and engineering organization, including hiring a new leadership layer and improving delivery speed.
• Lead data and AI initiatives for demand forecasting, personalized discovery, and internal operations automation.

The ideal candidate

• Proven experience scaling technology and engineering teams through high-growth cycles in B2B or marketplace businesses.
• Strong technical credibility with the ability to challenge architectural decisions while maintaining a commercial operator's mindset.
• Hands-on experience with applied AI and data platforms to drive measurable business outcomes and operational efficiency.

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 – UK & EU

Salary

Not Disclosed + Equity

Company Description

StackOne is a $24M raised integration infrastructure provider for AI agents, backed by GV and Workday Ventures. Based in London, the company enables AI agents to take real actions across enterprise stacks through 430+ connectors and semantic tool discovery, serving a global market of AI-native startups and SaaS platforms.

Job Description

As an Account Executive at StackOne, you will own the UK and EU territory, driving revenue growth for a category-defining AI integration platform. You’ll manage full-cycle sales from inbound leads to complex outbound deals, selling highly technical API-first solutions to engineers and CTOs while collaborating directly with the founding team.

Location

London, UK

Why this role is remarkable

• Build the future of agentic integrations at a GV-backed startup that has already raised $24M from top-tier enterprise investors like Workday Ventures.
• Own a high-momentum territory with existing customers and brand recognition, operating with significant autonomy and direct access to the CEO and founding team.
• Work alongside a world-class team of veteran engineers and leaders from tech giants including Google, Microsoft, and Oracle in a fast-paced environment.

What you will do

• Lead full-cycle sales motions for UK-EU accounts, targeting AI-native startups and enterprise teams embedding AI into their core products.
• Execute and iterate on outbound strategies, including account targeting and technical messaging, to build a robust pipeline of flagship lighthouse accounts.
• Deliver expert product demos that articulate the value of APIs, integration architecture, and StackOne’s unique semantic tool discovery and prompt injection defense.

The ideal candidate

• Brings 2–5 years of B2B SaaS closing experience with a proven track record of exceeding revenue targets in high-growth startup environments.
• Possesses deep technical fluency, comfortable selling APIs or developer tools to CTOs and engineering leaders independently without needing daily oversight.
• Demonstrates a high-ownership mindset and the ability to navigate complex sales cycles involving AI platforms, security compliance, and technical validation.

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 GTM Leader

Salary

Not Disclosed

Company Description

Trenta is an early-stage startup building the universal intelligence layer for the $200B global audit and advisory industry, led by founders with deep compliance and SaaS expertise.

Job Description

As the founding GTM leader at Trenta, you will build the global sales organization from scratch. You will transform early practitioner enthusiasm into a repeatable revenue engine, landing top-20 audit firms and Fortune 500 accounts. This zero-to-one role offers the chance to define strategy and shape an AI product modernizing a legacy industry.

Location

Remote, USA

Why this role is remarkable

• Founding member status with meaningful equity and the chance to build a global sales organization from the ground up in a massive $200B market.
• Proven product-market resonance with existing practitioner endorsements from partners at major firms like Frank Rimerman and RubinBrown, providing a head start on validation.
• Work directly with serial entrepreneur founders who have deep expertise in IT compliance and a history of building successful SaaS products at companies like Druva.

What you will do

• Own the end-to-end go-to-market strategy, landing initial enterprise customers and expanding within top-20 audit firms and Fortune 500 internal audit groups.
• Build the commercial organization from scratch, including hiring top talent, designing repeatable sales processes, and creating the company's first sales playbook.
• Partner with the engineering and product teams to translate customer feedback and market insights into features for the next generation of AI-native audit tools.

The ideal candidate

• Holds a professional certification such as a CPA, CISA, or CIA and has experience in client-facing roles at a Big 4 or top-20 audit firm.
• Demonstrated track record of building revenue from zero as a founding sales hire or within an early-stage B2B SaaS startup environment.
• Strategic leader capable of navigating high-ambiguity environments, moving from hands-on individual selling to architecting a global sales culture and 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

Graduate Software Engineer - Backend

Salary

£45k + Equity

Company Description

Riff Financial is a pre-launch UK fintech backed by Passion Capital and SFC building the country's first autonomous savings agent.

Job Description

You will join a high-growth fintech startup to build the core financial infrastructure for an autonomous savings agent. Working directly with an experienced CTO, you will develop the money-movement engine, ledger, and APIs using Java and Spring on AWS, ensuring your code reaches customers and creates immediate impact.

Location

Remote, UK

Why this role is remarkable

• Work directly under a CTO who has successfully built and sold fintech companies, offering elite mentorship and deep technical guidance.
• Join a pre-launch team backed by top-tier investors like Passion Capital and SFC, building core financial infrastructure from the ground up.
• Impact a product from day one that solves the massive problem of idle money by automating savings for consumers nationwide.

What you will do

• Build and test backend services in Java/Spring on AWS to power the core savings agent technology.
• Architect and maintain event-driven systems using Kafka and event sourcing as you develop the money-movement engine.
• Write clean, well-tested code for APIs and ledgers, taking direct feedback through code reviews from the founding technical team.

The ideal candidate

• Solid Java fundamentals acquired through a CS degree or rigorous self-taught experience, with a focus on clean, correct code.
• Proven track record of building things independently, demonstrated through side projects, hackathons, or open-source contributions.
• UK-based professional with the right to work in the UK and a strong desire to learn the nuances of payments and fintech.

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

Generalist Engineer

Salary

Not Disclosed + Equity

Company Description

Greptile is a $30M venture-backed startup in San Francisco building AI agents that autonomously review and validate code, supported by Benchmark, YC, and Paul Graham.

Job Description

Join Greptile as a Generalist Engineer to build AI agents that autonomously review and test code for thousands of companies like Stripe and Brex. You'll work across the full stack on LLM memory and codebase indexing. This role offers the chance to define the future of software engineering at a high-growth startup.

Location

San Francisco, USA

Why this role is remarkable

• Work on a product already used by over 9,000 companies, including high-profile tech leaders like Stripe, Brex, and Substack, while reviewing 1B lines of code monthly.
• Join a small, elite engineering team of former Stripe, Google, and Figma engineers backed by top-tier investors like Benchmark and Paul Graham with $30M in funding.
• Engage in a unique "offense/defense" work cycle that balances deep-work feature sprints with system health, ensuring exposure to both building and scaling infrastructure.

What you will do

• Design and implement full-stack features involving multi-language codebase indexing, semantic search, and agent-based code validation to catch complex bugs.
• Build AI systems using sample-efficient reinforcement learning to help agents learn a team's coding standards and increase signal-to-noise in PR feedback.
• Participate in daily in-office collaboration in San Francisco, rotating between high-velocity feature development and maintaining the robustness of the core system.

The ideal candidate

• Possesses strong CS foundations and at least 1+ years of experience shipping production-grade software in a fast-paced, high-growth environment.
• Demonstrates high proficiency in JavaScript/TypeScript and a generalist mindset, capable of picking up new tools or languages as technical challenges require.
• Thrives in the chaos of a startup, showing excitement for shifting priorities and the immediate impact of shipping code to thousands of developers.

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

Business Development Associate

Salary

£45K + £25K OTE + Equity

Company Description

Causalens.com is a London-based AI company automating advanced knowledge work through Digital Knowledge Workers. After multiplying revenue last year, they are scaling their multi-agent systems within the life sciences sector. Backed by a high-intensity culture, they empower teams to replace manual processes with sophisticated, end-to-end AI automation.

Job Description

Join the CEO’s Office at Causalens.com to drive strategic growth alongside the founders. You will target C-suite executives, execute scrappy growth hacks, and manage high-level industry relationships. This high-intensity role is designed for resilient overachievers ready to operate at the intersection of enterprise AI sales and executive-level business development.

Location

London, UK

Why this role is remarkable

• Work directly within the CEO’s Office of a fast-scaling AI company, gaining unparalleled exposure to executive decision-making and strategic fundraising.
• Join a company that multiplied its revenue last year and is pioneering the "Digital Knowledge Worker" category in the high-value life sciences market.
• Fast-track your career with a high-trust, high-impact team of five, offering clear progression paths into marketing, sales, or customer success.

What you will do

• Execute creative growth hacks to generate pipeline and secure meetings between the CEO and C-suite executives at global enterprises.
• Represent the company at industry conferences to build ground-level relationships and pitch leading analysts at firms like Gartner and Forrester.
• Identify and recruit senior industry advisors to accelerate market entry while acting as a professional liaison for all external stakeholders.

The ideal candidate

• 0-3 years of professional experience with a relentless drive to win and the ability to thrive in a high-intensity, "hardcore" environment.
• Exceptional communication skills, capable of interacting professionally with C-suite executives and navigating complex, strategic enterprise sales cycles.
• Proactive, resourceful problem-solver who enjoys chaos and takes full ownership of outcomes without requiring significant structure or hand-holding.

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:
Lead Software Engineer at Anima - YC-backed HealthTech

Job Title

Lead Software Engineer

Salary

Not Disclosed

Company Description

Anima - YC-backed HealthTech startup

Job Description

Join a high-velocity team building the future of personalized medicine through a proprietary active learning architecture. As a Lead Engineer, you will own critical product features end-to-end, leveraging a serverless AWS stack and TypeScript to ship life-saving tools for medical teams and patients while navigating novel technical challenges in deep phenotyping.

Location

Remote

Why this role is remarkable

• Work alongside an elite technical team including YC founders and Cambridge MB/PhDs who have built self-driving vehicles and acoustic deep learning systems.
• Ship at incredible speed on a highly scalable, zero-ops serverless architecture that handles thousands of medical channels and real-time patient data processing.
• Contribute to a mission-critical platform that predated the vertical AI craze, utilizing a 2021 patent on active reinforcement learning for clinical excellence.

What you will do

• Architect and deploy type-safe, full-stack applications using TypeScript, React, and Angular across both clinical and patient-facing web environments.
• Lead the end-to-end delivery of complex product features, from initial conception through to production on AWS Lambda, DynamoDB, and SQS infrastructure.
• Optimize user experience and interface safety through disciplined version control, CI/CD practices, and dimensionality reduction at system interfaces.

The ideal candidate

• Possesses expert-level proficiency in TypeScript and the Node.js ecosystem with a pragmatic approach to technical debt and tool selection.
• Demonstrates a relentless track record of shipping production-grade software and navigating ambiguity to solve complex algorithmic problems from first principles.
• Exhibits deep hands-on expertise in serverless cloud architecture (AWS) and a drive to master new technologies to solve high-impact healthcare challenges.

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

Performance Marketer/Creative Strategist

Salary

Not Disclosed

Company Description

Tooth Fairy Healthcare Ltd is a growth-stage healthtech company that has raised ~£10m from investors including LBO France, ADA Ventures, and Seedcamp to build the UK's first health-regulated dental app.

Job Description

As the first dedicated performance hire at Tooth Fairy Healthcare Ltd, you will build and scale the paid acquisition engine from the ground up. You’ll own Meta and TikTok accounts, manage the Shopify storefront, and develop high-converting creative strategies to bring professional dental care directly to patients via the mobile app.

Location

Remote, UK

Why this role is remarkable

• Join the UK's first CQC-registered healthtech startup that is revolutionizing dental care with AI-driven tools and virtual consultations.
• Work with a venture-backed team (~£10m raised) that has secured investment from top-tier firms like Seedcamp, LBO France, and ADA Ventures.
• Enjoy high autonomy as the founding performance marketer, owning the end-to-end strategy for a product with 90% patient approval and App of the Year status.

What you will do

• Own the end-to-end execution of paid acquisition across Meta and TikTok, managing budgets and optimizing campaign structures for ROI.
• Concept and develop winning ad creative specifically for DTC health products, moving from initial ideation to high-converting visual assets.
• Manage the Shopify storefront and implement tracking frameworks to ensure data-driven decisions across the entire customer acquisition funnel.

The ideal candidate

• Proven track record running high-spend Meta and TikTok campaigns for DTC or e-commerce brands, with a deep understanding of platform algorithms.
• Expert-level proficiency in Shopify management and a strong grasp of performance marketing analytics, attribution models, and conversion rate optimization.
• A rare blend of creative and analytical thinking, capable of both drafting compelling ad briefs and executing technical campaign setups independently.

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

Programme Manager

Salary

£50k-£70k

Company Description

VC-backed safety tech scale-up

Job Description

You will lead a high-impact £3m annual deployment programme, delivering centimetre-accurate positioning technology to thousands of frontline workers. Overseeing a team of implementation managers, you'll manage end-to-end rollouts, navigate complex stakeholder environments, and drive cultural change within heavy industries to ensure life-saving technology is adopted effectively and safely.

Location

Remote, UK

Why this role is remarkable

• Join a mission-driven scale-up building award-winning positioning technology designed to save lives in hazardous work environments.
• Take full ownership of a major £3m deployment programme with the autonomy to design your own rollout playbook.
• Work for a well-funded company backed by top-tier venture capital, currently experiencing rapid revenue and headcount growth.

What you will do

• Manage the end-to-end rollout of safety hardware, including scheduling, training, and on-site adoption support for thousands of workers.
• Lead and coach a team of 3-5 Implementation Managers to ensure seamless day-to-day delivery and unblock operational challenges.
• Act as the primary customer interface, managing high-stakes relationships and reporting progress with transparency and integrity.

The ideal candidate

• A resilient operator with a background in startups or scale-ups who thrives in autonomous, hands-on environments.
• Proven experience managing hardware deployments, logistics, or scheduling for large blue-collar workforces in heavy industries.
• Exceptional communication skills with the ability to win over sceptics and drive cultural change among frontline operational 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

AI Developer

Salary

Not Disclosed

Company Description

Innate AI is a UK-based AI transformation consultancy founded by an ex-McKinsey operator that builds and deploys practical AI solutions for businesses. The firm specializes in delivering custom AI agents, RAG/search tools, and full-stack applications that drive real-world operational efficiency and automation across various industries.

Job Description

Innate AI is seeking a contract AI Developer to own the delivery of high-impact AI systems from brief to deployment. You will build AI agents, LLM-powered workflows, and full-stack internal tools with minimal oversight. This role is ideal for independent builders who want to apply McKinsey-style project management to fast-paced technical delivery for real-world clients.

Location

Remote

Why this role is remarkable

• Gain rare exposure to McKinsey-style project management and professional feedback loops while delivering complex technical solutions to high-value business clients.
• Work on a diverse range of cutting-edge projects including autonomous AI agents, advanced RAG systems, and sophisticated n8n workflow automations across major platforms.
• Enjoy total flexibility as a remote, self-employed contractor with the opportunity for rolling project work and first priority for ongoing engagements.

What you will do

• Design and deploy robust AI agents, LLM workflows, and RAG/search systems that integrate seamlessly with client data and existing business processes.
• Build full-stack internal tools and dashboards using React, Next.js, and Python or TypeScript to solve specific client automation challenges.
• Develop and manage APIs, webhooks, and complex n8n automations across tools like Notion, Google, Slack, and various CRM platforms.

The ideal candidate

• Demonstrates a proven track record of shipping real-world projects such as production apps, AI tools, or sophisticated client-facing automations.
• Exhibits mastery of Python, JavaScript, or TypeScript and is highly proficient using AI developer tools like Cursor and Claude Code.
• Possesses a strong ownership mindset, capable of working independently to hit deadlines and communicating technical progress clearly to 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

Junior Investor Analyst

Salary

Not Disclosed

Company Description

Leading AI-focused venture capital firm

Job Description

You will join a premier AI-focused venture capital firm as the inaugural Junior Analyst, working directly with a General Partner. Primary responsibilities involve driving deal flow by sourcing breakout AI and robotics startups. You’ll sit in on founder meetings, develop investment conviction, and support portfolio companies through hiring and go-to-market strategies.

Location

Palo Alto, USA

Why this role is remarkable

• Work directly with a General Partner with a proven track record of backing category-defining AI companies.
• Join a high-growth, well-funded firm with an elite network of researchers, founders, and technical executives.
• Gain unparalleled exposure to the entire venture lifecycle, from early sourcing and diligence to post-investment portfolio support.

What you will do

• Build and manage a proprietary sourcing process to identify high-potential AI and robotics startups.
• Conduct deep-dive research and due diligence to develop investment conviction on emerging technology sectors.
• Collaborate with the investment team to draft memos and support portfolio companies with customer introductions.

The ideal candidate

• Demonstrates an intense curiosity and "obsession" with the evolving AI, robotics, and technology landscape.
• Holds a degree from a top-tier university or has 1–2 years of experience in high-intensity environments.
• Possesses an entrepreneurial drive to find opportunities early and the resourcefulness to operate without constant direction.

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

Data Engineer / ML Ops

Salary

Not Disclosed

Company Description

VC-backed multimodal AI startup

Job Description

As the first dedicated data hire, you will architect the end-to-end data strategy for a platform creating authentic, real-time AI humans. You will build massive pipelines for multimodal datasets—including video, audio, and text—powering proprietary models at the frontier of AI research. This is a foundational role defining best practices.

Location

Remote

Why this role is remarkable

• Own the entire data strategy and infrastructure from scratch for a pioneering multimodal AI platform.
• Join a well-funded, Series B backed startup supported by some of the world's leading venture firms.
• Work directly with founders on complex problems with no established playbook at the intersection of video and AI.

What you will do

• Source, curate, and structure large-scale multimodal datasets (video, audio, and text) for proprietary model training.
• Architect and optimize high-performance data pipelines and automated labeling workflows to scale ML production.
• Define engineering best practices and proactively build the data foundation that powers next-generation conversational AI.

The ideal candidate

• Expert proficiency in Python, SQL, and building large-scale data processing systems in a production environment.
• Proven experience working with LLMs and managing complex multimodal data challenges like video and audio.
• A startup builder mentality with extreme ownership and the ability to define standards in new problem spaces.

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 Talent Lead

Salary

Not Disclosed

Company Description

Sunrise Robotics Corporation is a post-Series A deep tech leader backed by Plural and Seedcamp, building modular two-armed robotic cells for intelligent manufacturing automation. They are augmenting humanity by introducing flexible, AI-powered robots that make automation economically viable for manufacturers of all sizes through advanced simulation and sim-to-real transfer.

Job Description

As the first Engineering Talent Lead, you will report directly to the CEO to build the hiring function from scratch. You will own the full-cycle recruitment of world-class AI, Robotics, and Simulation engineers. This hands-on builder role is pivotal as the company scales from 45 to 75 people, shaping the culture of a high-performance team.

Location

Remote

Why this role is remarkable

• Scale a world-class team: You are the first dedicated engineering talent hire, directly impacting the trajectory of a company featuring alumni from Waymo, Google, and Red Bull F1.
• High-impact tech mission: Help build the team redefining global manufacturing through AI-powered robotics that deploy 10x faster and cheaper than conventional automation.
• Pure builder opportunity: Own the entire talent stack from scratch, designing scorecards, ATS workflows, and sourcing strategies for niche technical experts in AI and simulation.

What you will do

• Lead full-cycle recruiting for critical engineering roles across AI, Robotics, Simulation, and Infrastructure, managing the entire process from initial sourcing to final closing.
• Partner directly with the CEO and founders to sharpen role requirements and establish structured, repeatable hiring systems including interviewer calibration and evidence-based scorecards.
• Proactively source senior technical talent within niche communities and deliver a high-touch, mission-driven candidate experience that reflects Sunrise Robotics Corporation's core values.

The ideal candidate

• Proven track record of technical recruiting in high-growth robotics, AI/ML, or deep tech environments with specific experience closing senior-level technical talent.
• Demonstrated ability to build recruiting processes from the ground up at an early-stage startup, including proficiency with modern ATS tools like Ashby.
• Highly analytical and metrics-driven approach to recruitment, utilizing data to track funnel health and optimize time-to-fill while maintaining an exceptionally high bar for 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

Junior Fullstack Engineer

Salary

£35k-£50k + Equity

Company Description

AethexAI Inc is a pre-seed voice AI startup building the infrastructure for emerging markets in Africa and the Middle East. Founded by Ayooluwa Odemuyiwa and Mariama Diallo, the company processes thousands of daily calls using proprietary speech models optimized for local dialects and unreliable connectivity.

Job Description

You will join AethexAI Inc as a Junior Fullstack Engineer supporting the Forward Deployed Engineering team. In this high-impact role, you'll manage one-off integrations, platform fixes, and custom builds for enterprise clients. Working across Python, AWS, and Kubernetes, you will enable the deployment of large-scale voice infrastructure globally.

Location

London, UK

Why this role is remarkable

• Work on cutting-edge voice AI processing thousands of calls daily across Africa and the Middle East using proprietary speech models.
• Gain massive ownership as one of the first 10 employees at a pre-seed startup backed by experienced founders.
• Access a genuine breakout opportunity with early-stage equity and the chance to solve complex engineering challenges for global enterprise clients.

What you will do

• Build and maintain custom integrations and API fixes that allow enterprise clients to seamlessly use the AethexAI developer platform.
• Support the Forward Deployed Engineering team by executing fullstack technical fixes across frontend and backend production systems.
• Contribute to the development of SDKs and developer tools using a modern tech stack including Python, AWS, and Kubernetes.

The ideal candidate

• Has at least one internship or professional engineering role under their belt with a proven record of shipping code.
• Demonstrates proficiency working across the full stack and is comfortable integrating various third-party and internal APIs.
• Exhibits a high-energy, "hungry" mindset with the speed and adaptability required to thrive in 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

Founding Customer Success Manager

Salary

$100k-$220k + Equity

Company Description

Early-stage voice AI startup

Job Description

As the founding Customer Success Manager, you will build the post-sales function from the ground up for a cutting-edge voice AI platform. You’ll partner with small business owners to drive adoption, consult on use cases, and manage the full commercial lifecycle. This is a high-impact, scrappy role for a builder-minded operator.

Location

New York, USA

Why this role is remarkable

• Build the customer success function from scratch as the first dedicated hire in this category.
• Backed by top-tier VCs and operating at the forefront of the voice AI revolution for SMBs.
• High-growth potential with significant equity and a chance to shape the product's go-to-market strategy.

What you will do

• Own the end-to-end customer journey, including onboarding, consulting on AI implementation, and driving product adoption.
• Lead commercial conversations, managing renewals and identifying upsell opportunities to grow the account base.
• Partner cross-functionally with Product and GTM teams to develop playbooks and scale the customer organization.

The ideal candidate

• Proven track record in a customer-facing role at a growth-stage SaaS company or early-stage startup.
• Deep builder mindset with the ability to navigate ambiguity and create processes from the ground up.
• Exceptional communication skills tailored to non-technical buyers and small business owners.

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 Marketing Specialist

Salary

$80k-$150k + Equity

Company Description

Doctours is a LAUNCH fund-backed medical tourism marketplace that vets hair transplant clinics worldwide. By helping patients safely compare and book procedures, Doctours is building the trusted platform for one of the fastest-growing categories in medical travel, moving quickly to redefine how people access global healthcare services.

Job Description

Join Doctours as our Growth Marketing Specialist to build and own our creator-led acquisition engine from the ground up. Working from our New York office, you will hunt for influencers, manage outreach, and scale a UGC program. This is a high-impact, independent role perfect for a hustle-oriented marketer ready to drive revenue.

Location

New York, USA

Why this role is remarkable

• Full ownership of the growth function with no management layers, allowing you to build, run, and iterate on your own playbook.
• Backed by the LAUNCH fund, you will be part of a tiny, fast-moving team disrupting a massive, high-growth medical travel market.
• Directly impact revenue and company scaling by turning cold outreach into high-performing creator partnerships in an early-stage environment.

What you will do

• Identify and source high-potential creators and influencers on TikTok and other platforms who align with the medical tourism category.
• Execute high-volume cold outreach via DMs and email to pitch, negotiate, and close affiliate and UGC program partnerships.
• Manage the entire partnership pipeline from initial contact to content activation, ensuring a steady stream of creator-led customer acquisition.

The ideal candidate

• Proven track record of building and scaling B2C creator or influencer programs, specifically sourcing talent and running outreach at volume.
• Deep fluency in TikTok’s algorithm and content trends, with the ability to identify creators who drive engagement and conversions.
• A self-starter mentality comfortable in an early-stage startup environment where you thrive on the hunt and independent execution.

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 Designer

Salary

Not Disclosed

Company Description

Seed-stage government AI startup

Job Description

Join a well-funded startup building the intelligence layer for modern government. You will own the UI/UX for a platform that helps policymakers simulate outcomes and synthesize evidence. This role involves designing intuitive interfaces for complex data and crafting compelling narratives through presentation design to help define trust in public-sector AI.

Location

London, UK or New York, USA

Why this role is remarkable

• Shape the visual identity and user experience for a platform that impacts millions of lives through better public policy.
• Work alongside a high-caliber founding team from top academic and technology backgrounds at a well-funded seed-stage startup.
• Take complete ownership of design, from the core product interface to high-stakes stakeholder presentations for international government bodies.

What you will do

• Design intuitive UI/UX for a policy intelligence platform that makes complex simulations and data synthesis accessible to government users.
• Craft high-impact slide decks and visual narratives that communicate the company's vision to partners, investors, and global stakeholders.
• Collaborate directly with founders to establish and evolve the company's design language and overall brand aesthetic.

The ideal candidate

• Demonstrates strong UI/UX craft with a portfolio showcasing the ability to bring clarity to complex information products and dashboards.
• Has 2-3 years of experience in early-stage startups, thriving in fast-paced environments where they can build from zero to one.
• Possesses exceptional presentation design skills and an eye for storytelling, with a London or NYC base for close collaboration.

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, Fullstack

Salary

$200k-$320k + Equity

Company Description

Swarm Aero is a $59M Series A defense technology company backed by Founders Fund and Khosla Ventures, building the world's largest autonomous UAV swarm network. Based in San Francisco, the team consists of aerospace veterans from SpaceX, Blue Origin, and Airbus who are redefining the future of air power.

Job Description

You will architect Legion, a browser-based command and control platform for managing massive swarms of autonomous aircraft. Moving beyond traditional dashboards, you'll build real-time distributed systems and performance-sensitive telemetry visualizations that enable a single operator to direct heterogeneous assets in complex environments, defining a new paradigm for human-swarm interaction.

Location

San Francisco, USA

Why this role is remarkable

• Build the interface for the largest drone swarm on the planet, solving unique challenges in real-time distributed systems and telemetry visualization without existing prior art.
• Join a high-growth Series A startup that raised $59M from elite investors like Founders Fund, Khosla Ventures, and Coatue to redefine modern national security mission sets.
• Work alongside a world-class team of aerospace veterans who have designed over 30 novel aircraft and recently demonstrated a single operator controlling dozens of live-fire assets.

What you will do

• Architect the frontend for the Legion C2 system, enabling simultaneous command of heterogeneous aircraft even over intermittent or degraded communication links.
• Develop distributed, collaborative infrastructure for real-time aircraft control, handling massive telemetry data streams and performance-sensitive rendering using WebGL and geospatial tools.
• Own fullstack features end-to-end, from designing UI concepts for sensor data and mission scheduling to deployment via AWS GovCloud and Kubernetes.

The ideal candidate

• Has 6+ years of experience building complex fullstack applications with deep proficiency in React and modern backend languages like Python, Go, or Java.
• Possesses strong UI/UX instincts and experience with performance-sensitive applications, video streaming protocols, or immediate mode UI paradigms like those found in gaming.
• Is a US Person (ITAR requirement) motivated by building mission-critical technology at a startup pace within a world-class engineering culture.

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

Frontend Designer

Salary

£70k–£90k + Equity

Company Description

Well-funded cybersecurity AI startup

Job Description

As our founding design hire, you will build the intelligence layer for cybersecurity. You'll transform complex vulnerability data into intuitive threat models, mapping environments from an attacker’s perspective. This role spans the full journey from deep UX thinking to shipping React code, making dense security information actionable and clear.

Location

London, UK / Remote (Europe)

Why this role is remarkable

• Own the entire user experience as the founding designer for a product tackling complex security challenges.
• Work directly with a founder who has deep domain expertise in elite offensive security and hacker research.
• High-impact role in a seed-stage startup backed by specialized VCs, with significant equity and influence.

What you will do

• Design and implement intuitive interfaces for visualizing complex attack chains and hierarchical vulnerability data.
• Translate product strategy and user needs into high-fidelity UI designs and functional React components using MUI.
• Collaborate with the founding team to shape product direction and define how elite attacker logic is codified.

The ideal candidate

• Extensive experience designing information-dense products like security tools, developer platforms, or complex analytics dashboards.
• Strong frontend development skills with React and component libraries, capable of shipping your own designs to production.
• A genuine passion for UX craft and the ability to navigate ambiguity in a fast-paced 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

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

Head of Retail Sales

Salary

£70k–£90k + Equity

Company Description

Well-funded dental healthtech startup

Job Description

You will spearhead the retail expansion of a cutting-edge dental technology brand across the UK. Responsible for securing and managing key accounts with major pharmacy and grocery retailers, you will drive market penetration for innovative oral care products. This role combines strategic account management with hands-on growth in a fast-paced environment.

Location

London, UK

Why this role is remarkable

• Lead the retail strategy for a disruptive category-leading healthtech product.
• Backed by top-tier VCs and undergoing rapid commercial scaling.
• High-impact leadership role with significant equity and growth potential.

What you will do

• Establish and grow strategic partnerships with major retailers like Boots and Superdrug.
• Develop and execute comprehensive national account plans to maximize brand visibility.
• Collaborate with marketing teams to optimize rate of sale and promotional effectiveness.

The ideal candidate

• Extensive experience managing national accounts within health, beauty, or personal care.
• Proven track record of securing listings with major UK pharmacy and grocery chains.
• Ability to transition effectively from large FMCG environments to challenger brand 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.

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

Full-Stack Engineer

Salary

Equity Only

Company Description

Rebase is building an AI Operating System for the enterprise, deploying autonomous agents that operate within complex, legacy environments—such as decades-old ERPs and homegrown databases—to automate work end-to-end.

Job Description

You will build the foundational infrastructure and interfaces for Rebase, an AI Operating System designed for complex enterprise environments. Working across the full TypeScript stack, you'll develop autonomous agents that operate within legacy systems while ensuring data remains secure and traceable. This is a high-impact, founding-level role focused on solving hard engineering challenges.

Location

USA or UK (Hybrid)

Why this role is remarkable

• Work on a founding-level opportunity building "Private AI for Work," tackling the technical debt and legacy systems that modern AI tools usually cannot reach.
• Join an ambitious team at the ground floor with significant ownership of the product roadmap and direct influence on company direction through heavy equity.
• Build actual autonomous agent infrastructure that performs deep, traceable work in regulated environments, moving beyond simple AI wrappers to solve real-world enterprise problems.

What you will do

• Develop and ship end-to-end features using TypeScript, React, Node.js, and PostgreSQL to support autonomous agent operations within customer infrastructure.
• Architect and build secure APIs and interfaces that allow AI agents to interact with decades-old ERPs, homegrown databases, and regulated legacy systems.
• Collaborate on AI infrastructure, implementing RAG pipelines and LLM integrations that prioritize fact-grounding and traceability for enterprise B2B customers.

The ideal candidate

• Brings 3–5 years of experience shipping enterprise B2B products end-to-end, with a proven ability to manage complex UI, backend, and database architectures.
• Possesses deep proficiency in the TypeScript ecosystem (React, Node.js) and PostgreSQL, ideally with experience in high-growth startups and Next.js or GraphQL.
• Has hands-on experience building production-grade AI infrastructure, including autonomous agents or ML pipelines, rather than simple API wrappers.

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 Sales

Salary

Not Disclosed + Equity

Company Description

Fast-growing AI productivity startup

Job Description

Join an early-stage startup building intelligent pre-meeting tools as our first Head of Sales. In this pivotal player-coach role, you will architect the entire GTM motion from scratch, define our ideal customer profile, and scale a high-performing sales team. It's a unique opportunity to own revenue for a high-growth SaaS platform.

Location

Remote

Why this role is remarkable

• Own the entire sales function from day one as a founding-team member.
• Backed by top-tier VCs to solve a universal pain point in business productivity.
• High-impact leadership role with significant equity and direct reporting to the founder.

What you will do

• Build and execute the end-to-end sales playbook, from outbound motion to closing.
• Act as a player-coach, closing initial deals while recruiting and ramping a sales team.
• Define the ICP and refine messaging to drive growth across key customer segments.

The ideal candidate

• Has 8+ years in B2B SaaS sales with experience progressing into leadership roles.
• Proven track record of closing $1M+ deals using structured methodologies like MEDDIC.
• Thrives in ambiguous, early-stage environments and has experience as a first sales hire.

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

Implementation Manager

Salary

Not Disclosed

Company Description

VC-backed fintech infrastructure platform

Job Description

You will orchestrate complex enterprise deployments of an AI-native operating system for the financial services industry. As the primary client partner, you’ll drive execution timelines, manage cross-functional teams, and ensure successful product adoption. This high-impact role blends strategic consulting with operational execution to transform legacy financial infrastructure into modern, programmable systems.

Location

New York, USA

Why this role is remarkable

• Own the end-to-end implementation of AI-native infrastructure for a massive, mission-critical financial sector.
• Join a well-funded Series C startup valued at over $1B and backed by top-tier global venture capital firms.
• High-visibility role with direct access to executive stakeholders, driving measurable P&L outcomes for major enterprise clients.

What you will do

• Lead complex, multi-stakeholder enterprise rollouts as the primary partner for client success and day-to-day execution.
• Coordinate cross-functional teams across engineering, product, and operations to deliver deployment milestones safely and on schedule.
• Develop and codify implementation playbooks, templates, and best practices to accelerate future enterprise onboarding and product scale.

The ideal candidate

• 3-6 years of experience in implementation management, management consulting, or enterprise software deployment at a high-growth company.
• Exceptional organizational skills and high EQ, with a proven ability to build trust with enterprise executive stakeholders.
• Strategic thinker with a "builder" mindset who thrives in fast-paced environments and values operational excellence over ceremony.

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

Key Holder

Salary

Not Disclosed

Company Description

Swyft Home Limited is a fast-growing UK furniture brand that has expanded from a startup to multiple showrooms and a nationwide presence in John Lewis stores within just six years. Known for bringing quality, style, and convenience to the furniture market, they are currently launching flagship locations in Westfield Stratford and White City.

Job Description

As a Key Holder at our new Westfield locations, you will drive the daily success of our stores by delivering exceptional customer service and tailored design advice. You'll manage store openings and closings, support visual merchandising, and handle stock logistics while helping customers transform their homes with our high-quality, stylish furniture.

Location

London, UK

Why this role is remarkable

• Join a rapidly expanding brand at a pivotal moment as we launch flagship locations in Westfield Stratford and Westfield White City.
• Experience a dynamic, non-traditional retail environment where your impact on store operations and customer experience is directly visible and valued.
• Benefit from ongoing training and professional development designed to help you master premium furniture sales and retail management within a high-growth company.

What you will do

• Lead the store's daily operations, including opening and closing procedures, while maintaining high standards of visual merchandising and store presentation.
• Engage customers with genuine product knowledge and tailored interiors advice to drive sales and meet team performance targets.
• Collaborate with the Retail Store Manager to manage stock deliveries, inventory upkeep, and ensure a seamless, memorable journey for every visitor.

The ideal candidate

• Brings proven experience in retail sales, specifically within premium lifestyle, furniture, or interior design brands, with a track record of meeting targets.
• Demonstrates exceptional interpersonal skills and a proactive grit and determination mindset to thrive in a fast-paced, high-traffic shopping environment.
• Possesses a genuine passion for home interiors and the ability to solve customer problems through creative, high-quality furniture solutions.

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