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Senior Full-Stack Engineer (m/f/d)

Buying Labs · Hamburg

MakeYouFirst tailors your CV to this job, writes the cover letter, finds the recruiter’s email and sends the application from your own mailbox, once you approve it.

In brief

Buying Labs is hiring: Senior Full-Stack Engineer in Hamburg.

Duties

  • Own systems end to end: Design, build and run features across frontend and backend, from technical approach through deployment and support in…
  • Build AI into our products: Design and integrate AI-powered features such as structured extraction, classification, automation and agentic workflows.
  • Make them reliable through validation, evaluation and human review where it matters.
  • Data modelling and architecture: Build solid data models in PostgreSQL that serve as the foundation for our applications and AI features.

Required profile

  • 6+ years of professional software engineering experience, with a track record of building and running production applications end to end.
  • Proven experience building AI into production systems or applications, for example LLM-based extraction or classification, RAG, or agentic and…
  • You know how to make AI output reliable through validation, evaluation and fallbacks.

Excerpt from the ad

Our Company "Buying Labs is the leading global partner for sourcing and distributing premium consumer goods!" We're looking for a Senior Full-Stack Engineer (m/f/d) to join our Tech team at our Hamburg headquarters. Our…

Source: ad by Buying Labs, published on Arbeitnow. MakeYouFirst summarises this ad; the advertiser remains responsible for its content.

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FAQ

Frequently asked questions

Where is the job based?

The job is based in Hamburg (Germany).

How do I apply for this job?

Click “Apply now”: with your free MakeYouFirst account, your CV and cover letter are tailored to this job, the recruiter’s email is found for you and the application is sent from your own mailbox once you approve it.

Which software should I master for full-stack developer jobs?

Business support roles expect strong office software skills and often a specialist tool, such as an ERP, an HR system, accounting software or a CRM. Name them precisely in your CV, with your level.

Can you start full-stack developer jobs through an apprenticeship or internship?

Yes, business support and IT employers regularly hire apprentices, interns and graduates, often with a permanent job at the end. Use the contract filter to list those offers.

Listing published by Youssef Douiri, founder of MakeYouFirst · Updated on 5 November 2026

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