Empleos de senior java backend engineer microservices en Barcelona

Elastic is seeking a Senior Java Developer to join the Elasticsearch team and drive work on the Inference API, including integration with external ML providers and self-hosted models. You will maintain the plugin framework and REST API, collaborating across teams to design scalable, reliable systems in a distributed environment. The role emphasizes code...

Marfeel is a publishing intelligence platform that helps publishers turn data into action. Our international team, headquartered in Barcelona, is growing as we build real-time dashboards and scalable services for millions of users. We are looking for a Java Developer to join a small, high-ownership engineering team focusing on new product initiatives, while...

Descripción del puestoEn The Whiteam Consulting buscamos un/a Backend Software Engineer, para participar en el diseño, desarrollo, mantenimiento y evolución de servicios backend y plataformas cloud-native, contribuyendo a la creación de soluciones escalables, fiables y de alta calidad.Para presentar una candidatura, simplemente lea la siguiente...

Join Amaris Consulting and work on payroll and human resources management platforms serving thousands of users worldwide. Be part of an international team, grow in an agile environment, and develop your career within a global group that values innovation, collaboration, and talent.As a Senior Java Developer, you will play a key role in the design,...

Titan Operating System, based in Barcelona, seeks a Senior Backend Engineer - Go to design, develop, and maintain scalable backend infrastructure powering our products and services. You will ensure security, reliability, and performance while integrating cutting-edge technologies to support growing user demand.You will collaborate with cross-functional...

Monzo Bank is looking for a Backend Engineer in Barcelona, Spain. In this role, you will collaborate with a diverse team to enhance the banking platform while working with technologies like Go, Cassandra, and AWS. Strong backend development experience and a product mindset are essential. Benefits include a competitive salary, flexible working hours, and a...

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 biosensor signals into actionable health...

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 biosensor signals into actionable health...

Product Pulse is seeking a backend-focused engineer to own a core, isolated .NET system in production. You will maintain and extend a legacy codebase built on .NET Framework 4.8 while improving reliability, performance and tooling.You will collaborate with other engineering teams, diagnose complex production issues and make pragmatic decisions balancing risk...

Vibedesk está buscando talentos para impulsar la próxima generación de Sovereign AI Workspaces, protegiendo infraestructuras de datos frente a la amenaza de la computación cuántica. Si te apasiona la criptografía aplicada y quieres trabajar en tecnología de frontera, este es tu lugar. Trabajarás en investigación aplicada, arquitectura Zero Trust y...

Fliff is building data-driven sports gaming platforms with real-time data pipelines and a focus on correctness, observability, and resilience. We seek a Senior Python Engineer to own core backend systems.You will work on sports data ingestion, transformation, and distribution, collaborating across squads to ensure timely, accurate data feeds and reliable...

Allianz invites a Senior Solutions Engineer to join the Data and AI Transformation Engineering team, building scalable backend platforms exposing AI capabilities as reliable services. The role focuses on API-driven systems on Kubernetes, combining AI components with deterministic logic for complex transformation use cases in a regulated financial services...

Senior Backend Engineer (m/f/d), Driver Onboarding | Freenow* Navigation* Inhalt* Fußzeile* SafetyDownload the app## **YOUR DAILY ADVENTURES WILL INCLUDE:*** Own the Feature, Own the Code – feel responsible for what you create. It all starts with bringing in your feature ideas, goes over development, testing and ends in deploying your code and monitoring...

Inno IT Consulting busca un Backend AI Developer para un proyecto innovador en Barcelona, con un enfoque en IA avanzada, NLP, LLMs y pipelines de prompts. Se valorará autonomía y capacidad de entregar soluciones de principio a fin. Se trabajará en un entorno híbrido en Barcelona, colaborando con equipos de IA y desarrollo frontend para construir APIs y...

Keonn, part of Novanta, is seeking a skilled Java Developer to build applications for our RFID product portfolio. You will develop Java applications to enhance, debug, and optimize our current infrastructure while implementing new features to meet evolving market demands.The ideal candidate has a CS or software engineering degree, 5+ years of Java...

Preply is looking for a Senior Full Stack Engineer in Barcelona to help shape the future of our learning platform. You will balance backend focus (Python/Django) with frontend work (React/Typescript), driving data-informed product decisions and scalable architecture. You’ll mentor peers, raise engineering standards, and partner with product, data, and UX...

Jobtailor en Barcelona busca un desarrollador full stack para evolucionar y mantener una solución core de soporte a ventas, con un énfasis en frontend y backend.El equipo de producto ágil diseña e implementa funcionalidades escalables y de alta calidad. Se valora experiencia en Angular, Java/Spring Boot, MongoDB y procesamiento de flujos, además de...

SlashMobilitySlashMobility es una firma boutique tecnológica que está construyendo algo diferente a la consultoría tradicional. No queremos ser una fábrica de horas ni una consultora masiva. Desplácese hacia abajo para obtener una visión general completa de lo que requerirá este trabajo. ¿Ayudamos a grandes organizaciones a diseñar y construir...

SlashMobilitySlashMobility es una firma boutique tecnológica que está construyendo algo diferente a la consultoría tradicional. No queremos ser una fábrica de horas ni una consultora masiva. Desplácese hacia abajo para obtener una visión general completa de lo que requerirá este trabajo. ¿Ayudamos a grandes organizaciones a diseñar y construir...

At Roche you can show up as yourself, embraced for the unique qualities you bring. The PositionWho We AreAt Roche Diagnostics Solutions (RDS), our mission is clear: to diagnose earlier, develop faster, and personalize treatment because every patient is unique. Within Computational Science & Informatics (CSI), we are the bridge between our origin and our...