About this role
Mid AI Engineer at Shalion. Location: Barcelona, Catalonia, Spain. Role: designing workflows, managing state, building pipelines Requirements: 3+ years software engineering with 1+ year building LLM applications; deep Python (async, testing), FastAPI, Pydantic; experience with LangGraph/LangChain/CrewAI/Vertex AI Agent Builder; RAG pipelines, prompt engineering; professional English and Spanish. Category: Software Development Seniority: Mid Level Tools: Python, FastAPI, Pydantic, LangGraph, Stateful Actors, LangChain, CrewAI, Vertex AI Agent Builder, Retrieval-Augmented Generation (RAG) Commitment: Full Time Workplace: Hybrid Languages: English, Spanish