Backend IA Engineer

madrid, madrid, Spain • Posted June 02, 2026

Job Type: Full-time
Location: madrid, madrid
Posted: June 02, 2026
Category: Other-General
Application Deadline: July 12, 2026

Role Description

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 optimize 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 containerize and deploy services using Docker and CI/CD tools Monitor production systems and continuously improve performance, scalability, and cost eff...

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