Senior Full Stack Engineer (m/f/d)

Job description

TL;DR: We’re looking for a Senior Full Stack Engineer (React/Node.js) to build the engine behind how Europe’s top companies discover and implement startup innovation. You’ll take ownership of complex systems, work fast without breaking things, and write code that drives real business outcomes — not just sprints. What we´re looking for: You build like a founder. You don’t just “do tickets.” You build features with intention, speed, and a strong sense of ownership. You take end-to-end responsibility. From concept to commit to post-release tracking — if it’s yours, you drive it forward. You are a pro - your code shows it. You know the cost of technical debt. You write clean, maintainable code — and know when to break things to move faster. You value fast feedback loops. Playwright on the frontend, Jest on the backend. You don’t wait for QA to catch issues. You think in systems. You’re not afraid of shaping architecture and improving how the machine runs — not just what it does. You communicate clearly. With engineers, with ops, with product. You make things understandable — and decisions traceable. Location: Berlin is preferred. Remote is possible — but we value real face time. Don’t...