Empleos de java backend engineer en Barcelona

Creative Fabrica is seeking a Senior Backend Engineer (Go) to architect and scale multimodal generation pipelines. You will design high-concurrency Go microservices, orchestrate AI workloads across media domains, and ensure reliable, low-latency generation for a global creator audience.You will work with AWS, Kafka, and SQS, optimize RPCs, and collaborate...

Jobtailor busca colaborar en proyectos innovadores, participando en equipos multidisciplinares y siendo parte activa en la evolución de soluciones y procesos para un cliente concreto. Te unirás a un equipo encargado de evolutivos y mantenimiento, aportando ideas y valor técnico.Queremos personas con ganas de aprender, que se integren rápidamente,...

Amphora Logistics busca un Backend Developer con Python para unirse al equipo de Atenea, nuestro software de gestión logística inteligente. Desarrollarás servicios backend, APIs y arquitecturas orientadas a eventos, trabajando en una plataforma cloud-native para miles de operaciones diarias.Trabajarás de forma cercana con producto y equipos tecnológicos...

Abacum, located in Barcelona, is looking for talented engineers to join their team. As a part of this innovative company, you will tackle complex challenges in their business planning solution, focusing on developing real-time calculations engines and enhancing user experience.Your role will include collaborating with cross-functional teams, building...

En Vortech seguimos creciendo y buscamos incorporar un/a Senior Backend Engineer especializado/a en .NET para colaborar en un proyecto de Facturación estratégico, con uno de nuestros clientes internacionales del sector software. Si cree que es el candidato ideal para la siguiente oportunidad, envíe su solicitud después de leer la descripción...

Dow Jones is seeking a Senior Software Engineer to design, build, and operate reliable, scalable backend services and platform components powering product experiences and internal tools.You will work with cross-functional partners to deliver high-impact solutions, mentor junior engineers, and contribute to architecture decisions, with a focus on...

Spendesk is seeking a Backend Software Engineer (IC3) to join the AI & Data Products squad in Barcelona. You will design, build, and operate backend services powering AI-native features, ML-driven capabilities, and automation across Spendesk’s product journeys.In this hands-on role, you’ll work with ML Engineers to productionize predictive logic, expose...

bsport is seeking a Senior Backend Engineer to join the Community & Engagement team, building backend systems powering marketing and communications for studios worldwide. You will work on agentic AI initiatives, the marketing suite, and data foundations to enhance scalability and channel integrations. You will design and evolve backend architectures,...

Preply is seeking a Senior Engineer to join the Engineering Team in Barcelona to develop backend features with Python/Django, and to build integrations with third-party vendors for an AI-enabled learning platform.You will collaborate with Product, Design, Data Analytics and Engineering to deliver high-quality features through CI/CD, maintain robust testing,...

Longtail Technologies is seeking a Senior Product Engineer: Full-stack with 80% backend and 20% frontend to build and evolve our conversational analytics and intelligent alerting platform. You will own features end to end, from customer problem to production, and work on AI-native software customers can trust.The role demands 7+ years of engineering...

A leading consumer electronics retailer in Barcelona is seeking an experienced software developer to design and maintain backend services using Kotlin. The role requires at least 5 years of experience in server-side development, familiarity with Google Cloud, Docker, and Kubernetes, and a passion for agile methodologies. The position offers flexible working...

Clarivate Analytics seeks a Lead Software Engineer - AI Product development in Barcelona to build scalable AI-powered software using Python, cloud platforms, and LLM-based applications. You will join a small, skilled team reporting to the Engineering Manager and shape technical direction in a hybrid environment.Ideal candidates have 7+ years in software, 4+...

We are a global team of innovators and pioneers dedicated to shaping the future of observability. At New Relic, we build an intelligent platform that empowers companies to thrive in an AI‑first world by giving them unparalleled insight into their complex systems. As we continue to expand our global footprint, we’re looking for passionate people to join...

Capitole, multinacional del sector healthcare con sede en Barcelona, busca un/a .NET Backend Engineer para unirse a un equipo con producto propio. Integrarás desarrollo backend con responsabilidades cloud y DevOps, asegurando servicios críticos de seguridad para la organización.Ubicación en Barcelona centro, modelo híbrido 3 días desde casa y 2 días...

Speechify, a 100% distributed tech company, is seeking a backend engineer (TS/Node) to design and maintain robust APIs for payments, subscriptions, text-to-speech, and analytics, helping the product scale and delight users.You will own backend API landscape, collaborate with cross-functional teams, and drive architecture decisions in a fast-paced...

New Relic is building a distributed tracing pipeline team to ingest, analyze, and publish traces at scale. You will help design and maintain a high‑throughput backend, collaborating with product and experience teams to shape the roadmap for our observability platform.You’ll work with Kotlin, Java, Kafka, Redis and cloud services, applying agile practices...

About Qualifyze, Founded in 2019, Qualifyze is a leading company in supply chain compliance management in the Life Sciences industry, trusted by over 1,500 pharmaceutical and healthcare companies globally. Our digital suite of solutions connects manufacturers, suppliers, and a global network of more than 250 auditors and quality experts. With a track record...

A leading technology recruitment firm is looking for a Python Developer in Barcelona to build scalable backend systems utilizing Python and Flask. The ideal candidate has over 3 years of experience in Python programming and hands-on experience with Flask. They offer a flexible, remote-friendly work culture, career growth opportunities, and work on projects...

Labhouse is hiring a backend/attribution engineer in Barcelona, focused on owning the end-to-end attribution and signals system. You will drive technical decisions and best practices across the organization, implementing models and server-side integrations with major ad networks to ensure data accuracy and reliable campaigns.You will work with REST APIs,...

REVER AI (YC S22) is a Barcelona-based startup seeking Software Developers (both frontend and backend) to join their dynamic team. The role involves tackling challenging eCommerce problems, building a revolutionary product, and collaborating closely with other teams. Candidates must have strong learning abilities, a product sense, and either a relevant...