Remote — European Union. Company based in London, UKWe're looking for an AI Engineer to build production AI applications that combine LLMs, enterprise data, retrieval systems, and modern backend services. You'll work on practical AI products used in real business workflows—taking ideas from prototype through to reliable production applications. What You'll Work OnBuild production AI applications in PythonIntegrate commercial and open-source LLM APIsDevelop RAG pipelines connecting models with enterprise knowledge and dataBuild backend services and APIs using FastAPIImplement semantic search and retrieval using vector databasesDesign document ingestion, chunking, embedding,



and retrieval workflowsIntegrate AI applications with existing enterprise APIs and systemsContainerise and deploy services using DockerDeploy and operate AI workloads on AWSEvaluate and improve response quality, latency, and reliabilityBuild safeguards and error-handling for production AI systemsCollaborate with Software, Data, and Product teams to turn business requirements into working AI solutionsCore Skills3+ years in Software Engineering, AI Engineering, ML Engineering, or a similar roleFastAPI or similar Python backend frameworksExperience building production software or AI applications

📌 Remote engineer (Madrid)
🏢 XpertDirect
📍 Madrid