Remote Backend Engineer

????????:Q-tech is colaborating with a fast-growing international SaaS company that is opening a new engineering hub in Barcelona and is looking for a Staff Engineer. This is a backend-focused role with high ownership and real impact, working on Security management, APIs and integrations for a platform used by some of the most demanding customers in the...

Marfeel is looking for a Backend Engineer to join their team in Barcelona. You will design and maintain backend services, utilizing Node.js and various databases while ensuring high performance and scalability of applications. The ideal candidate will have over 5 years of experience with a solid understanding of API design and cloud deployments. Benefits...

Is a distributed team hiring a backend-focused engineer for its Experiments platform. You'll build Python services and data-heavy pipelines, with opportunities to contribute to the Dash UI and Spark/Databricks work, while prioritizing correctness and observability. You'll own backend components for experiment assignment, logging, and reporting, collaborate...

Titan OS), the Barcelona-based technology, entertainment, and advertising company is looking for you! Senior Backend Engineer - Go with a deep understanding of server-side technologies and a passion for building highly scalable systems that power industry-leading applications. You will be responsible for designing, developing, and maintaining the backend...

Métrica Consulting busca un/a Backend MLOps Engineer para un importante proyecto en cliente, con modalidad REMOTA. Se valorará experiencia sólida en MLOps y un perfil Midlle/Senior con ?4 años de experiencia. Formación online en áreas de interés y salario negociable completan la oferta. La

Titan OS), the Barcelona-based technology, entertainment, and advertising company is looking for you! Senior Backend Engineer - Go with a deep understanding of server-side technologies and a passion for building highly scalable systems that power industry-leading applications. You will be responsible for designing, developing, and maintaining the backend...

ALTEN Delivery Centre Spain is seeking a qualified Backend Developer to join an international team of professionals. You will design and implement device interfaces using RESTful APIs and WebSockets, while ensuring secure and scalable backend services.The role involves real-time data handling, database integration (SQL/NoSQL), and authentication with...

New Relic, Inc. is seeking a backend engineer for the Personalization team to build scalable services that process user behavior data and expose segmentation models to both classic UI and agentic surfaces. You'll work on a greenfield project using Java 25, Spring, GraphQL, NoSQL, Kubernetes, Kafka and AWS, designing microservices, pipelines, and APIs while...

Kairós Digital Solutions SL busca un Backend Developer con Kotlin y Spring Boot para desarrollar servicios escalables y APIs REST. Trabajarás en un equipo técnico que enfatiza buenas prácticas, pruebas y arquitectura limpia, con foco en entregar software de alta calidad y rendimiento.La posición es 100% remota, trabajando con herramientas modernas y...