Personio is hiring a Senior Senior AI Developer — HR copilots on the Product AI team (Hybrid · Munich, Germany). This is a hands-on role in LLM & generative AI—not a generic “AI enthusiast” post.
You will own LLM features, retrieval, agents, and evaluation end to end: problem framing, offline evaluation, safe rollout, and iteration from production signals. Success is measured with clear metrics (quality, latency, cost, or business KPIs)—not slide decks alone.
**Personio** is Europe's leading **HR software** for SMBs — payroll, recruiting, and people workflows — with growing **AI copilots** from **Munich**.
Senior AI Developer (hybrid Munich): LLM assistants for **HR admins** and **employees** with GDPR-first design and multilingual EU support.
About Personio
- Munich unicorn serving 10,000+ companies across Europe.
- AI must respect works-council and data-minimization constraints.
- Product-led engineering with strong design partners.
What you will do
- Implement RAG over HR policies with role-based access.
- Build evals for PII leakage and incorrect policy answers.
- Ship features behind flags with DACH and EU rollout plans.
Stack & environment
- Python, LangChain, PyTorch, AWS.
- Hybrid Munich Seidlstraße.
What we look for
- Enterprise SaaS LLM experience; German a plus.
- Eligible to work in Germany.