<div class="show-more-less-html__markup show-more-less-html__markup--clamp-after-5 relative overflow-hidden"> <p>You knew how to code before Cursor and Claude Code - and you know exactly when to lean on them and when not to.</p><p><br/></p><p>This role is about owning the foundational systems of an AI platform, not just hooking up CRUD routes.</p><p><br/></p><p>Seed-funded, founded 2023 with strong traction already trusted by top-tier institutions across four countries and now entering the growth phase.</p><p><br/></p><p>They just rewrote their entire architecture from the ground up and shipped it. Now they need someone to own what comes next.</p><p><br/></p><p>You'll own the full lifecycle of the new build - API design, data modelling, deployment, observability. Real end-to-end ownership of the systems powering the product.</p><p><br/></p><p>The hard problems are the point. You'll design AI pipelines that extract text and visual data from documents and map concepts into knowledge graphs.</p><p><br/></p><p>Stack: TypeScript; PostgreSQL via Supabase; Cloudflare, Google Cloud (Gemini, Cloud Run); Vercel AI SDK.</p><p><br/></p><p>2+ years engineering experience with strong TypeScript. Startup-tested.</p><p><br/></p><p>You don't need every tool on that list from day one - we trust you to pick things up fast. Bonus if you've touched authz, infra/devops, or Next.js/React.</p><p><br/></p><p>Suitable for high-agency builders who want total ownership and the hardest technical work on the platform - not work-life balance.</p><p><br/></p><p>Low ego, high self-worth. You operate like everything is your responsibility, because it will be.</p><p><br/></p><p>€90k base + package. Full-time, in-person in Berlin.</p><p><br/></p><p>No CV required to start the chat.</p><p><br/></p><p>Message Kieran on LinkedIn to fast track.</p> </div>