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 efficiency
Who are you?
* Degree in Computer Science, Software Engineering, or related field
* 1–2 years of experience (or strong internships/projects) in backend development or systems engineering
* Professional working proficiency in English
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