Confidential company, Engineering
Founding Engineer at well-funded early-stage AI startup
- Location
- Berlin, Germany
- Compensation
- Not Disclosed
Are you a 0-to-1 builder ready to become Employee #1? We’re looking for a Founding Engineer to join a Berlin-based AI startup that’s already live with paying customers. You’ll architect a sophisticated decision-intelligence platform from the ground up, owning everything from data pipelines to the user experience.
With true founding equity, a market-leading salary, and a seat at the table for all major product decisions, this is a rare chance to shape the technical backbone of a high-growth venture alongside experienced founders.
What's the next step?
Confidential company are hiring from Jack's network. Talk to Jack for free and get a direct introduction to the team, if a good fit.
Role overview
As the first engineering hire at a well-funded AI startup, you will architect a sophisticated platform that uses contextual understanding to optimize complex marketplace interactions. Working alongside experienced founders in Berlin, you’ll own the technical roadmap, building scalable systems that transform unstructured data into high-value connections for a live, paying customer base.
About the company
Well-funded early-stage AI startup
What you will do
- Architect and build scalable AI-driven pipelines to process complex, unstructured data into actionable insights.
- Develop and deploy end-to-end features using a modern stack including React, Next.js, and advanced LLM integrations.
- Collaborate daily with the founding team in Berlin to iterate rapidly based on real-world user feedback.
Who this is a fit for
- Proven experience building and scaling full-stack applications from scratch in a production environment.
- Previous background in early-stage startups or as a founder, comfortable with high ambiguity and daily shipping.
- Strong interest or production experience with LLMs and building data-intensive automation systems.
Why this role is remarkable
- Full ownership of the technical architecture and product roadmap as the very first engineering hire.
- True founding equity package and a salary positioned above market for an early-stage venture.
- Backed by top-tier VCs with a live product already generating revenue and traction.
How Jack & Jill work together

What happens next?
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 your profile’s a match and Confidential company wants to meet, Jill will make the intro. In the meantime, Jack will send you excellent alternatives.