Senior Backend Engineer, Comms Core — Remote Spain

Grafana Labs in Spain is seeking a Senior Software Engineer to join Application Core Services (AppCore) as a remote, full-time contributor.You'll design, build, and operate critical backend services and APIs that power customer workflows and internal operations across Grafana's platforms.You'll work across backend and frontend, integrate with third-party...

Lever, Inc. seeks a Backend Engineer focusing on MTA infrastructure, based in Spain but fully remote. You will build and operate high-volume email delivery systems, including SMTP delivery, routing, retries, and reputation controls, with ownership across reliability and observability.You'll work with Trust & Safety and Core Sending teams, using TypeScript or...

OverviewAtQ-tech, we're looking for aSenior Java Engineerto join a global SaaS product that's scaling fast and moving into a more mature, reliability?focused phase.The platform handles a high volume of data and workflows used by customers across multiple countries. The team is strengthening its foundations to ensure stability, consistency and long?term...

Empresaconfidencial busca un/a Senior Backend AI Engineer para impulsar IA en productos ya en producción y desarrollar nuevas soluciones desde cero.Diseñarás servicios backend en Python, construirás pipelines RAG y integrarás APIs de LLM en entornos productivos, asegurando observabilidad y rendimiento. Trabajo 100% remoto desde España, con autonomía...

Senior Machine Learning Engineer, Developer Advocacy | Spain | RemoteSpain (Remote)Grafana Labs, the company behind the open observability cloud, is founded on the principles of open source, open standards, open ecosystems, and open culture. Grafana Cloud, our fully managed observability platform, is flexible and built for scale. With Grafana Cloud's...

Jobgether is seeking a Senior Backend Engineer – Data Core based in Spain. This remote-first role focuses on building infrastructure for a large-scale creator data platform, collecting data on hundreds of millions of creator profiles across major social platforms.You will own end-to-end backend systems, tackle distributed-systems challenges, and optimize...

Studio:A global gaming technology company is building high-performance platforms that power real-money experiences across casino, live, and instant-play games. With a focus on scalability, reliability, and secure integrations, the studio supports millions of users daily and partners with hundreds of operators worldwide. As the business continues evolving its...

Location: Remote from Spain (an indefinite Spanish employment contract)Intellias is looking for aLead Backend Engineer - Healthcare Data Interoperabilityto join a large-scale digital healthcare initiative focused on connecting fragmented health data and enabling secure, real-time interoperability across the U.S. healthcare ecosystem.This is ahands-on...

This position is listed on behalf of a partner company, which manages all applications and next steps. Our partner is looking for a Full-Stack Engineer (Backend Leaning) – Platform Engineering based in Spain.As a Full-Stack Engineer with a strong backend focus, you will help build the foundational systems that power a suite of innovative AI products used...