Job Details

2026.07.17

RemoteInternationalInternal Job

Fullstack Engineer (m/f/d)

What we offer

  • Work on a growing AI product with real market impact
  • Modern stack, clean codebase, engaged team
  • Remote-first, direct communication
  • Room for your own ideas and technical ownership

We are developing into one of the leading software-based personnel service providers for skilled workers in Europe. For over 40 years, the Trenkwalder Group has stood for continuous growth, entrepreneurial strength, and reliable partnerships in personnel services. With more than 200 locations in 16 countries, around 16,000 employees, and a turnover of 600 million euros, we are already one of the leading HR service providers in Central and Eastern Europe.

Our focus is on qualified professionals—the backbone of the European economy—and on the consistent integration of modern technologies. Our mission is to fulfill the European promise of free, cross-border work. Our success is based on long-standing customer relationships, trust, and quality, as well as on continuous development through innovative technologies.

Your Tasks

We're a product team building an AI-powered platform for the HR space — modern stack, short iteration cycles, real user feedback. You'll build features end-to-end: from the database layer through API design to the UI.


  • End-to-end development of new features: backend services, APIs, and frontend components
  • Contribute to our microservice architecture (TypeScript/Node.js, Python/FastAPI)
  • Frontend development with Next.js, React, and Tailwind
  • Database design and migration with PostgreSQL and Prisma
  • Integration of external services and AI APIs
  • Code reviews, technical documentation, and active input on development standards

Your Qualifications

  • 4+ years of fullstack development experience
  • Strong TypeScript skills (frontend and backend)
  • Experience with React and modern frontend frameworks (Next.js a plus)
  • Solid backend understanding: REST APIs, database modeling, async processing
  • Experience with cloud deployments (AWS or comparable)
  • Self-directed, reliable, communicative


Nice to have

  • Knowledge of Python (FastAPI, SQLAlchemy)
  • Experience with AI/LLM integrations (Anthropic, Google Gemini, Vertex AI)
  • Experience in a SaaS product team

Does this task appeal to you? Then join us and play an active role in shaping the future! Apply now using our “Apply now” button!

Reference number

a0tbI00000hLLkiQAG
Trenkwalder stands for equal opportunities and diversity!
We reject discrimination of any kind and look forward to receiving applications and working with people - regardless of gender, sexual orientation, ethnic and social background, age, disability, religion or ideology.
Apply now

Details

  • Deutschland / international

  • Full-time

  • Internal

  • 62 000-100 000 € / Year

  • IT / Software Development

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Sebastian Klahm
Sebastian Klahm

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