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Werkstudent Fullstack Software Developer (Hamburg)

Design & Desktop

Hamburg, GermanyHybrid18 hours agoGerman-speaking

Job description

Tasks

📍 Location: Hamburg (Hybrid — 1 day/week office)


🕐 Type: Full-time or Working Student


🏢 Company: Stealth B2B Marketplace Startup


We’re building a next-generation B2B marketplace from Hamburg — currently in stealth mode.


Our focus is speed ⚡, ownership 🧠, and high-quality engineering 🛠️.


We’re looking for a strong full-stack engineer who wants to build product end-to-end, move fast, and ship meaningful systems.


🧩 What You'll Work On


You’ll build core parts of our marketplace:



  • 🏗️ End-to-end feature ownership (frontend → backend → database)

  • ⚙️ Designing scalable APIs and services

  • 🎨 Building fast, clean UI with modern React patterns

  • 🚀 Performance optimization & architecture decisions

  • 🤝 Working closely with founders and product


This is a high-impact role — your code will directly shape the company.


🛠️ Tech Stack


Modern, TypeScript-first stack:



  • ⚡ Next.js

  • 🔥 Hono

  • 🧠 Drizzle ORM

  • 🐘 PostgreSQL

  • 🥟 Bun runtime

  • 🟦 TypeScript across the entire stack


We are AI-native 🤖:



  • We actively use AI agents to write and refactor code

  • We optimize for developer leverage, not manual boilerplate

  • We expect engineers comfortable working with AI, not against it


🎯 What We're Looking For


We care more about ability than years of experience.


You should have:



  • 💪 Outstanding full-stack capability

  • 🟦 Deep fluency in TypeScript

  • 🧱 Experience with modern scalable web architectures

  • ✨ High personal standards for code quality

  • 🧭 Ownership mindset

  • ⚡ High pace with precision

  • 🧠 Strong product intuition


Bonus (nice to have):



  • 🚀 Startup experience

  • 🏪 Experience with marketplaces

  • 🎨 Strong UI/UX sense

  • ⚡ Performance optimization experience


🏡 Work Setup



  • 📍 Hamburg-based (1 day/week in office)

  • 🌍 Remote-friendly otherwise

  • ⏰ Flexible working hours

  • 👥 Small, fast-moving team


🧪 Hiring Process


Simple and fast:



  1. 🗣️ 20-minute HR interview

  2. 🧠 60-minute technical interview

  3. 🎉 Offer


We move quickly.


🌟 Why Join



  • 🌱 Build from early stage

  • 🎯 High ownership

  • 🧰 Modern stack (no legacy)

  • 🤖 AI-first engineering culture

  • 🚀 Direct impact on company direction

  • 📈 Strong learning environment


📍 Location


Hamburg, Germany


Hybrid (1 day per week office)


📬 Apply


Send:



  • 💻 GitHub

  • 🔗 LinkedIn

  • ✉️ Short intro (optional but appreciated)


Requirements

.

Skills & technologies

Drizzle ORMPostgreSQLMachine LearningHonoNext.jsReactTypeScriptAIBun runtime

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