Senior Full Stack Engineer (m/f/d)

<h3>TL;DR</h3> <span>We’re looking for a <strong>Senior Full Stack Engineer (React/Node.js)</strong> to <strong>build the engine</strong> behind how Europe’s top companies discover and implement startup innovation.<br/>You’ll take ownership of complex systems, work fast without breaking things, and write code that drives real business outcomes — not just sprints.</span> <h3>What we´re looking for</h3> <strong><span>You build like a founder.</span></strong><span><br/>You don’t just “do tickets.” You build features with intention, speed, and a strong sense of ownership.<br/><strong>You take end-to-end responsibility.</strong><br/>From concept to commit to post-release tracking — if it’s yours, you drive it forward.<br/><strong>You are a pro - your code shows it.</strong><br/>You know the cost of technical debt. You write clean, maintainable code — and know when to break things to move faster.<br/><strong>You value fast feedback loops.</strong><br/>Playwright on the frontend, Jest on the backend. You don’t wait for QA to catch issues.<br/><strong>You think in systems.</strong><br/>You’re not afraid of shaping architecture and improving how the machine runs — not just what it does.<br/><strong>You communicate clearly.</strong><br/>With engineers, with ops, with product. You make things understandable — and decisions traceable.<br/><strong>Your toolkit:</strong><br/></span><ul><li>React, TypeScript, Apollo GraphQL</li><li>Node.js, TypeScript, Prisma, PostgreSQL, Vector databases</li><li>5+ years of experience in building, maintaining, and shipping real applications</li></ul><span><strong>Location:</strong><br/>Berlin is preferred. Remote is possible — but we value real face time.<br/></span><strong><span>Don’t check every box? Apply anyway. We value builders over buzzwords.</span></strong> <h3>What you`ll do</h3> <span>We’re building the <strong>GlassDollar OS</strong> — a venture clienting platform that helps corporations find, test, and implement startup tech at scale.<br/>Your job? Build the thing that makes all of that possible.<br/>What that looks like:<br/></span><ul><li>Designing and shipping <strong>full-stack features</strong> that matter</li><li>Building tools that make our startup sourcing workflow smarter and faster</li><li>Creating systems that scale — across industries, clients, and use cases</li><li>Turning business needs into clean, functional code</li><li>Working closely with product and ops to kill inefficiencies</li><li>Writing tests, automating the boring stuff, and focusing on the impactful</li><li>Measuring what you ship — and learning from how it performs</li></ul><span>We’re a small team of PROs — no micro-managers, no bloated processes, no dead weight.<br/>If you’re the kind of engineer who thrives on responsibility, speed, and clarity — we should talk.</span> <h3>How we hire</h3> <span>Straightforward. Respectful of your time. No mystery steps.<br/></span><ol><li><strong>Intro call</strong> – quick chat to see if there’s a match</li><li><strong>Tech interview</strong> – let’s talk through your thinking and experience</li><li><strong>Offer</strong> – if it clicks, we don’t wait around</li></ol>