AI Engineer 
Barcelona 
Hybrid - 2 days a week 
We’re looking for an AI Engineer to help design, build, and scale next-generation AI products and platforms. You’ll work across LLM applications, RAG pipelines, multi-agent systems, and cloud infrastructure, helping turn cutting-edge AI capability into real commercial impact.
This role sits within a fast-moving engineering environment where experimentation, ownership, and delivery all matter.
What You’ll Be Doing

• Building production-grade LLM applications and agentic AI systems.
• Designing and optimising RAG pipelines, embeddings, and semantic search capabilities.
• Developing scalable Python APIs and backend AI services.
• Deploying AI solutions across AWS and Kubernetes environments.
• Building robust ETL/data pipelines for AI-ready architectures.
• Evaluating and improving LLM performance through testing and observability frameworks.
• Working closely with product, engine...