Empleos de senior backend java engineer remote en Barcelona

Barcelona, Spain · Full-time · Fully office-based€65,000–€85,000 gross per yearCandidates must already be based in Barcelona. Visa sponsorship is not available. Build the systems behind AI-powered email marketing. Migma is building an AI platform that creates and sends on-brand email campaigns end to end. We are a two-person founding team in...

Bsport is hiring for an Ops Eng engineer within the Platform Organization. You will own architecture and delivery of client onboarding and data migrations, and help scale deployments for our branded mobile apps. You’ll design internal tooling and libraries used across engineering, and drive decisions with a focus on scalability and developer experience. We...

You will take ownership of a backend system that is critical to the company and our customers. You will have the opportunity to help define our roadmap and find the best technical solutions. You will also have time to run some experiments and bring new ideas to the table. Your responsibilities: Hands-on code implementation, code reviews, testing Ensure...

Join to apply for the Senior Software Engineer (Python / Backend) ID41787 role at Agile Engine. Agile Engine is an Inc. 5000 company that creates award-winning software for Fortune 500 brands and trailblazing startups across 17+ industries. We rank among the leaders in application development and AI/ML, and our people‑first culture has earned us multiple...

Seqera seeks a Senior Software Engineer to own the backend layer that turns computational capacity into configurable, billable services across AWS, Azure, GCP, Kubernetes, HPC schedulers, and GPU runs. You will shape an application layer that powers Seqera Intelligent Compute and its platform integrations. You’ll collaborate with product, platform, and...

About Voodoo Voodoo is a consumer tech company founded in Paris in 2013, with one mission: entertain the world. Today we are 1,000 people, generating $1b+ in annual revenue, profitably. Our games and apps have passed 7 billion downloads and reach 200 million+ active users every month, making Voodoo the #3 mobile publisher worldwide in downloads, after Google...

Back Market seeks a Senior I Engineer to join our fast-growing team in Paris. You will work across the stack, from Python backends to Vue.Js frontends, helping modernize a distributed architecture and deliver scalable, reliable products. Join an environment that values ownership, collaboration, and learning, with a hybrid policy, remote days, and...

Delectatech, una startup con sede en Barcelona, busca un Backend Developer (Python) para reforzar el equipo técnico. Se valorará autonomía en desarrollos complejos y capacidad de aportar criterio técnico desde los primeros meses. El stack incluye FastAPI, PostgreSQL, MongoDB, Docker y Azure; se espera experiencia 5+ años y conocimiento de IA/LLM....

Emburse seeks a senior software engineer to advance our AI-powered, distributed platform. You will own and deliver software that integrates with microservices, APIs, queues, and containers, while enhancing product quality and maintainability. You will mentor teammates, contribute to architecture, and drive best-practice engineering across projects. Required...

Preply Inc. in Barcelona is seeking a Senior II Full-Stack Engineer (back-end heavy) to join a cross-functional team. You’ll design and evolve scalable back-end systems with Python/Django while contributing to frontend in React/Type Script, balancing immediate product needs with long-term sustainability. The role is hybrid, with about 85% back-end focus...

Join a fast-growing fintech team building scalable payment solutions across the EU/UK, with opportunities for growth, flexible work arrangements, and a competitive compensation package. #J-18808-Ljbffr

Talan Spain is seeking an experienced Backend Developer with strong Apache Spark and Scala expertise to join our digital transformation squad. You will design, develop and maintain robust backend solutions across the full development lifecycle in an Agile environment.Responsibilities include analysing user stories, implementing technical requirements,...

Help change one of the largest global industries: insurance brokerage.About UsAfori's vision is to ensure every human has the right cover at the right time. Our founders previously built insurance unicorn wefox and are now building the AI layer for insurance brokers: agents that plug directly into brokers' daily workflows and take over the back-office work...

remoteo busca un Senior Backend Developer especializado en C# y .NET para Barcelona. Formarás parte del equipo de Digital Marketing & Sales en una compañía internacional líder con presencia en más de 60 países y más de 20.000 personas.Barcelona | Modelo híbrido. Serás parte de un equipo que evoluciona el ecosistema digital, asumiendo ownership...

Kraken is expanding its Agent Systems team to build AI-powered agents that automate internal workflows across our platform. You will design, prototype, and productionize backend services that reason over user interactions and integrate with multiple internal APIs. We value strong backend fundamentals, distributed systems thinking, and hands-on AI/ML...

Lever, Inc. is seeking a Senior Software Engineer to design, develop, and operate backend services powering an AI-enabled platform in the electric mobility space. You will build RESTful APIs using Node.js, TypeScript, and Python, and own distributed systems and architecture. You will collaborate with AI engineers, product, frontend, QA, DevOps, and external...

SII Group Spain busca un/a desarrollador/a Java con amplia experiencia en migraciones tecnológicas para liderar proyectos de actualización de Java y de infraestructuras de ejecución. Trabajarás en un entorno multinacional, colaborando con equipos de Plataforma y QA, para garantizar compatibilidad entre versiones y continuidad operativa.Se valorará...

Lever, Inc. is seeking a Senior Backend Engineer for Payments & Fintech in Spain. You will rebuild and scale the financial systems at the core of a growing global platform, owning architecture for billing, subscriptions, and entitlements. You will lead migrations from legacy systems while ensuring correctness, reliability, and auditable financial records....

Barcelona, Spain · Full-time · Fully office-based€65,000–€85,000 gross per yearCandidates must already be based in Barcelona. Visa sponsorship is not available. Build the systems behind AI-powered email marketing. Migma is building an AI platform that creates and sends on-brand email campaigns end to end. We are a two-person founding team in...

Descripción del puestoEn The Whiteam Consulting estamos buscando un/a Senior Java BackEnd 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,...