Remote Senior AI Engineer - LLMs, FastAPI & LangChain

barcelona, cataluña, Spain • Posted June 05, 2026

Job Type: Full-time
Location: barcelona, cataluña
Posted: June 05, 2026
Category: Informática y tecnología
Application Deadline: July 15, 2026

Role Description

Cavendish Professionals is seeking a fully-remote Senior AI Engineer to design and develop AI-powered applications. The role involves building backend services using Python and FastAPI, integrating AI workflows, and optimizing performance of AI systems.

Ideal candidates will have expertise in LLMs, relational databases, and frameworks like LangChain or LangGraph. This opportunity offers a dynamic environment to collaborate with cross-functional teams and enhance AI systems.

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