Descripción de la oferta
AI Engineer – Remote (Barcelona) | €100,000 About the Role We are looking for a hands-on AI Engineer to own and evolve the core “brain” service that drives a cutting-edge AI product. This role spans architecture, development, optimization, and production operations of real-time, multi-agent LLM systems. Role Overview As an AI Engineer, you will design, build, and operate low-latency, real-time text and voice agent systems. You will be responsible for multi-agent orchestration, advanced reasoning approaches, RAG engineering, and evaluation-driven development to ensure production-grade quality and performance. Key Responsibilities Design, build, and operate low-latency real-time text and voice agent systems Implement multi-agent orchestration patterns (planner–executor–critic, routing, shared memory) Apply advanced reasoning methods (ReAct, Chain-of-Thought, Tree-/Graph-of-Thoughts where appropriate) Lead RAG engineering with strong grounding, evaluation, and observability Drive evaluation-based development with monitoring, tracing, and CI/CD gating Ship production-grade Python services using FastAPI under strict latency and quality requirements Minimum Qualifications 5+ years of experience in ML or backend engineering in production environments Deep expertise in Python, FastAPI, asyncio, and production observability Experience with low-latency text and/or voice systems (LiveKit, Pipecat, WebRTC, or similar) Hands-on experience with LLM systems, agent patterns, and evaluation-driven workflows Prior startup experience Tech Stack Highlights Python, FastAPI, asyncio, Redis, Postgres, vector databases, WebRTC/LiveKit, SIP gateways, Docker, Terraform, Kubernetes, OpenTelemetry, DeepEval, GCP What We Offer Work on state-of-the-art real-time AI agent technology in healthtech Highly collaborative, senior technical team Fully remote role based in Barcelona Fun off-sites and strong developer ergonomics If you are interested please email your CV to for immediate consideration.
