Empleos de senior backend engineer java en Barcelona

Job ID: Posted: Posted 30+ Days AgoStart Date: Location: Spain - BarcelonaTime Type: Full timeJOB DESCRIPTION:Senior Software Engineer (Backend)ABOUT LINGOLingo is building a cutting‑edge digital health platform that fuses continuous biosensor data, high‑performance backend engineering, and advanced analytics to help people live healthier, longer,...

Proton Technologies AG is hiring for a backend-focused role in our Payments team. You will build features across Proton products, work closely with product engineers, and shape scalable software architectures that power a global subscription ecosystem. A strong emphasis is placed on performance, security, and high-quality API design to enhance user...

We are bsport. The place to be! bsport is an all-in-one platform combining boutique fitness and advanced technology. Our platform helps our partners manage their bookings, payroll, marketing and more, to streamline operations and boost their commercial success. Since we launched in 2019, we have already achieved the following: We’ve built a community of...

A technology recruitment firm is looking for a Senior Back-end Engineer with PHP expertise to develop and enhance

Mérica Tecnología? Métrica Consulting busca un Backend MLOps Engineer para un proyecto de cliente. Se exige experiencia relevante en MLOps y un perfil midlle/senior con al menos 4 años de trayectoria.La posición es 100% remota y la formación online se admite para áreas de interés. Salario a valorar, con modalidad de trabajo remoto. Ofrecen...

Senior Software Engineer (Backend) Lingo is building a cutting‑edge digital health platform that fuses continuous biosensor data, high‑performance backend engineering, and advanced analytics to help people live healthier, longer, fuller lives. Our systems process massive volumes of real‑time data, and the backend is the heartbeat that transforms...

Senior Software Engineer (Backend) Lingo is building a cutting‑edge digital health platform that fuses continuous biosensor data, high‑performance backend engineering, and advanced analytics to help people live healthier, longer, fuller lives. Our systems process massive volumes of real‑time data, and the backend is the heartbeat that transforms...

Kairós está buscando un Lead Backend Engineer para liderar la modernización de sistemas críticos y la migración de arquitecturas legacy. Serás el referente técnico, guiarás a ingenieros y definirás decisiones arquitectónicas transversalmente. Trabajarás con Java 21, Spring Boot, en entornos cloud (AWS/GCP) con IaC, CI/CD e integración de IA como...

Clarivate is seeking a Lead Software Engineer to join the Life Sciences team in Barcelona. You’ll design, build, and maintain scalable Java backend services within a microservices architecture for Pathfinder, a greenfield product aimed at delivering data-driven insights in life sciences. You’ll lead engineering best practices, mentor engineers, and...

Una empresa de tecnología en Barcelona busca un Programador/a de IA Generativa para desarrollar y mantener una plataforma interna. El candidato ideal tendrá experiencia en Java backend y APIs, y habilidades en Python para integrar LLMs. Se ofrecen salario competitivo entre 35.000 y 45.000 euros brutos anuales, horario flexible, y beneficios como cheque...

Remote in EU, or hybrid in Barcelona, Palma, Dublin, or Casablanca. Own the backend of a white‑label travel platform as it adds new verticals. Hotels and flights are live. Experiences launch within weeks, and car rentals and more payment providers come next. Our clients are travel brands, banks, and influencers, so every launch brings a new challenge and a...

About the Role Our promotional features team is seeking a Senior Backend Engineer. This role is focused on developing and optimising promotional features for our gaming platforms, where performance, scalability, and cutting-edge solutions are paramount. If you’re a product-passionate person, your mind is keen to solve deep tech engineering problems, and...

Capitole busca un Backend Developer con al menos 6 años de experiencia para unirse a un proyecto en el sector seguridad y alarmas. Trabajarás con Java, Spring Boot, WebFlux y arquitectura de microservicios, asegurando escalabilidad y rendimiento.Diseñarás integraciones asíncronas con Kafka y RabbitMQ, con SQL y MongoDB, y colaborarás en despliegues en...

Tecdata Engineering busca ampliar su equipo con un perfil senior de desarrollo de software en Barcelona, con modalidad híbrida (1/2 días presenciales y remoto). Se valora experiencia en Java 8+, Spring Boot, Kafka y arquitecturas de microservicios.La posición se centra en backend, con uso de MongoDB, JUnit, REST/JAX-RS y herramientas del ecosistema...

Sobre el rol Estamos buscando un/a Senior Java Developer con sólida experiencia en el desarrollo y mantenimiento de aplicaciones empresariales basadas en tecnologías Java. La persona seleccionada participará en el diseño, desarrollo, evolución y soporte de aplicaciones críticas de negocio, trabajando con Java 8, Spring Framework, PL/SQL, Oracle y...

Descripción del puesto En The Whiteam Consulting estamos buscando un/a Senior Java Back End Developer centrado en el desarrollo y soporte de los componentes backend de productos internacionales de alto impacto.El rol implica desarrollo backend avanzado, despliegue en entornos cloud, análisis en fases de integración y producción, revisión de código,...

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...

Krell Consulting & Training, S.L. en Barcelona busca un/a Senior Backend Developer Java con amplia experiencia en microservicios para un proyecto en el sector seguros. Trabajarás con Java y Spring Boot en un entorno orientado a eventos, principalmente bajo un modelo híbrido en Barcelona.Se valorará experiencia con Kafka, MongoDB y APIs REST, además de...

This position is listed on behalf of a partner company, who manages all applications and next steps. Our partner is looking for a Senior Backend Engineer – Data Core based in Spain. This is a senior backend engineering role focused on building the infrastructure that powers a large-scale creator data platform. You’ll design and operate systems...

Senior Software Engineer (Backend) Lingo is building a cutting‑edge digital health platform that fuses continuous biosensor data, high‑performance backend engineering, and advanced analytics to help people live healthier, longer, fuller lives. Our systems process massive volumes of real‑time data, and the backend is the heartbeat that transforms...