Full-Stack AI Engineer - Knowledge Base & RAG

Santander is seeking a Full Stack Engineer for the Knowledge Base team to design and deliver secure, scalable applications and APIs that transform enterprise data into trusted knowledge for AI workflows. Based in Madrid with a hybrid work model, you will collaborate with AI, Data, Cloud, DevOps, Product, and Security squads to ship production-grade capabilities at enterprise scale, focusing on reliability, security, and observability. J-18808-Ljbffr