Senior/Staff Fullstack Engineer (m/f/x)

Berlinfull-timesenior

EngineeringFullstack Developer

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Quick Summary

Key Responsibilities

As our Senior/Staff Fullstack Engineer, you’ll ship user-facing features end to end. You’ll focus on the frontend while comfortably building APIs and shaping database models.

Requirements Summary

4+ years engineering experience Strong product mindset and ownership Frontend React 18+: Proficiency with modern React, hooks and concurrent features TypeScript: Strong typing skills, generic patterns, and complex type manipulations Backend APIs:…

Technical Tools

postgresqlreactsqltypescript

We’re Cortea, a Berlin startup transforming audits with AI. Manual, document-heavy audits waste expert time while demand keeps rising. Our AI-powered software and specialized AI agents remove the repetitive work so auditors can focus on judgment.

Backed by top-tier VCs with >10m funding, with a working product and paying customers, we’re rapidly scaling.

We value first-principles thinking, speed, trust, and kindness. We build side by side in our Berlin office.

As our Senior/Staff Fullstack Engineer, you’ll ship user-facing features end to end. You’ll focus on the frontend while comfortably building APIs and shaping database models. You’ll collaborate daily with product design and founders to turn complex audit flows into fast, elegant product experiences.

Responsibilities

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Own features across the stack: UI → API → data model → tests → rollout
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Work closely with design to turn ideas into high-quality interfaces
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Raise code quality with reviews, tests, and pragmatic performance work
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Help evolve our architecture, tooling, and developer experience

Requirements

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Nice to Have

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What We Offer

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✓High impact & growth: Front-row seat to scaling an AI startup with real ownership from day one

✓Mission-driven culture: First-principles thinking, bold ideas, and a supportive team

✓Compensation: €100–130k salary + meaningful equity

✓Personal development: Learning budget for courses and conferences

✓In-office setup: Central Berlin office, team lunches, retreats, flexible vacation

First Call — Intro to Cortea with our Founders Associate Leon
Second Call — Technical interview with Jendrik
Third Call — Deep dive into our culture with Philipp
On-site Half-Day (Berlin) — Meet the team and work on a real problem together