Principal AI Full-Stack Engineer - Production LLM & Infra
Summary
Principal engineer at Peak3 in Madrid who owns the design, build, and operation of agentic AI systems for core insurance products — architecting LLM inference chains, building production AI infrastructure, and shipping full-stack features from model to UI with hands-on backend, frontend, and ML tooling depth.
Peak3 in Madrid is seeking a Principal AI Full-Stack Engineer to own the design, build, and operation of agentic AI systems powering our core insurance products. You will architect LLM inference chains, build production AI infrastructure, and ship full-stack features from model to UI.
You should thrive in a fast-paced, collaborative environment, have hands-on depth across backend, frontend, and ML tooling, and enjoy turning difficult problems into scalable, auditable solutions for insurers and