Lead AI Engineer (Agentic AI)

Visium • Barcelona, Catalonia, Spain • Posted June 02, 2026

Location Barcelona, Catalonia

Job Type Full-time

Category Computer Occupations

Posted June 02, 2026

Role
You will own and evolve the agentic layer that powers our products. That means designing and building the multi-agent orchestration systems, RAG pipelines, tool-use architectures, and workflow engines that sit at the core of what we build.
This is a senior engineering role with real production stakes. You will make foundational architecture decisions, shape engineering standards, and work directly with product and leadership from day one. It is not a research role. It is a building role.
Key Responsibilities:
Design and implement multi-agent architectures using Agno, LangChain, and LangGraph
Build and maintain scalable backend services and APIs in Python and FastAPI
Own agent orchestration logic: task routing, tool use, state management, and human-in-the-loop integration
Design and implement RAG pipelines over domain-specific data, with strict requirements for accuracy, traceability, and compliance
Make pro...
            

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