Backend Software Engineer

This position is listed on behalf of a partner company, who manages all applications and next steps. Our partner is looking for a Backend Software Engineer based in Spain.

This role sits at the core of a modern cloud-native platform used by thousands of developers worldwide to build and deploy scalable applications. You will be responsible for designing and maintaining the backend systems that power critical infrastructure, ensuring high performance, reliability, and scalability at every level. The work spans distributed systems, APIs, microservices, and database optimization in a fast-moving engineering environment. You will collaborate closely with frontend engineers and DevOps teams to deliver seamless end-to-end functionality. The role offers significant ownership over system design decisions and the opportunity to directly influence platform architecture. This is a great opportunity for an engineer who enjoys solving complex backend challenges in a production-grade, high-scale environment.