Full-time
Software Engineer (Backend & AI)
Posted by TESTOPIA SPAIN S.L. • Barcelona, Catalonia, Spain
About the Role
We are looking for a Software Engineer who is passionate about the intersection of robust backend architecture and cutting‑edge AI. You will build the digital infrastructure for modern engineering, designing scalable services and advanced AI agents. We value core engineering excellence (Clean Code, APIs, Databases) and a deep interest in modern AI patterns like RAG and Graph‑based reasoning. Domain knowledge is a plus, but a strong engineering mindset is our priority.
Key Responsibilities
Design and maintain scalable backend services and APIs (REST/GraphQL).
Develop and optimize agentic AI workflows and multi‑agent systems.
Implement advanced RAG pipelines and integrate Knowledge Graphs for structured reasoning.
Build reliable data processing pipelines to feed AI models and engineering analytics.
Collaborate with domain experts to translate complex technical requirements into elegant software.
Maintain high standards of cod...
Key Responsibilities
Design and maintain scalable backend services and APIs (REST/GraphQL).
Develop and optimize agentic AI workflows and multi‑agent systems.
Implement advanced RAG pipelines and integrate Knowledge Graphs for structured reasoning.
Build reliable data processing pipelines to feed AI models and engineering analytics.
Collaborate with domain experts to translate complex technical requirements into elegant software.
Maintain high standards of cod...
Ready to Apply?
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