At ASTEK Iberia, we are looking for a Backend Engineer with a passion for Generative AI to join our fintech partner and help build scalable, secure, and high-performance AI‑powered systems.

Main responsibilities:

Bridge the gap between user‑facing AI applications and core backend infrastructure by designing and maintaining robust services, GraphQL APIs, and data systems that power next‑generation AI solutions on Azure.

• Integrate LLM/AI APIs (e.g., OpenAI, Anthropic) into backend services and optimise response latency
• Design and develop GraphQL APIs using FastAPI and Strawberry
• Architect and maintain relational databases, ensuring performance and data integrity
• Collaborate with DevOps/MLOps to containerise and deploy services using Docker and CI/CD tools
• Monitor production systems and continuously improve performance, scalability, and cost efficiency

Who are you?

• Degree in Computer Science,...