Empleos de backend engineer nodejs en Zaragoza

Knowmad Mood está buscando un desarrollador backend con experiencia en Java y Spring Boot para unirse a un equipo que diseña soluciones basadas en microservicios y APIs REST. Se valorará la experiencia en OpenAPI/Swagger, arquitectura hexagonal y prácticas de desarrollo modernas.El candidato trabajará en entornos con IA aplicada al ciclo de vida del...

Lognext está buscando un Senior Backend Java Developer para colaborar en un proyecto estratégico en el sector de la seguridad. La posición se centra en desarrollo backend, integración entre sistemas y evolución de arquitecturas de microservicios, trabajando con Java, Spring Boot y soluciones distribuidas.Buscamos experiencia en comunicaciones...

Our mission and customers: We are creating the freedom for SMEs to succeed by delivering Europe's leading finance workspace with banking at its core, augmented by financial tools. We are proud to be rated 4.8 on Trustpilot, based on 55,000+ reviews. Our culture puts customer satisfaction at the core of what we do, as proven by our Net Promoter Score of 75...

We are knowmad mood!Somos una compañía líder en transformación digital, en constante evolución y a la vanguardia de la tecnología.Formado por más de 3.000 personas creativas, digitales e innovadoras conectadas a un propósito y capaces de generar conexiones con personas de todo el mundo. Un equipo responsable, flexible y con alta capacidad de...

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,...

Backend Engineer - Fixed Term Contract / Infrastructure and Automation We’re looking for a number of Backend Engineers to help build robust services and automation pipelines that support next generation AI and quantum‑inspired technologies. The team enables model compression that reduces LLM size by up to 95 % and cuts inference costs by up to 80 %,...

Jobgether SRL, on behalf of a partner company, seeks a Senior Software Developer (Node.js/Python) based in Spain. You will design and operate scalable backend systems, building APIs in Node.js, TypeScript, and Python while collaborating with AI engineers.You will drive architectural decisions, mentor peers, and contribute to engineering standards in a...

Jobgether is seeking a Senior Backend Engineer – Data Core based in Spain. This remote-first role focuses on building infrastructure for a large-scale creator data platform, collecting data on hundreds of millions of creator profiles across major social platforms.You will own end-to-end backend systems, tackle distributed-systems challenges, and optimize...

Airalo is seeking a backend engineer to drive the evolution of our global platform used by millions. You will lead backend services, build APIs, and contribute to a modular, service-oriented architecture while balancing speed with stability.We value deep PHP expertise, Laravel or Symfony experience, strong OOP, and solid SQL skills. Fluency in English is...

Parser is seeking a seasoned Golang Backend Engineer to help build large-scale platforms and services. You will work with cross-functional teams, implement robust microservice patterns, and drive API-first development in a FinTech context.Join a fast-growing team of 340+ engineers across Europe with flexible, remote-friendly work options in Spain. Expect...

DXC Technology busca un profesional senior para administrar infraestructuras y apoyar el desarrollo de aplicaciones backend en entornos corporativos de producción. Colaborarás con desarrollo, infraestructura y operaciones para garantizar estabilidad, disponibilidad y seguridad, implementando prácticas de DevOps y despliegues multiplataforma.Participarás...

Trading 212 Ltd. is seeking a Senior Backend Engineer to own end-to-end backend solutions across a microservices landscape. You will design scalable services, ensure performance and data integrity, and collaborate with product and engineering to translate complex requirements into durable systems.You will work with Java 21 (Spring), Go, and Node.js...

Parser Limited is seeking a Staff Backend Engineer (Java) to lead the design and delivery of high-scale microservices and messaging systems. You will influence architectural decisions, set technical standards, and drive performance improvements while collaborating with global engineering teams.You will work with modern AI-assisted tooling to enhance...

At adidas, every day is a chance to flip the script. An invitation to take everything we know and re-invent it. Do it better. Never settling for good enough.  Every day we get up, invent, adapt, improvise, find new ways to collaborate, and do the unexpected. We’re creators, makers and doers. Helping athletes make a difference, not just in their games,...

Naphora Games Group is seeking a Senior Backend Engineer to design, build, operate, and scale robust backend systems and platforms. This fully remote role aligns with our Saudi working schedule (Sun–Thu, 9:00–17:00 KSA time).You will work across backend services, databases, and integrations, focusing on reliable, scalable solutions that support large...

This position is listed on behalf of a partner company, who manages all applications and next steps. Our partner is looking for a Backend Engineer based in Spain.Join a small, ambitious product team building technology that helps hundreds of thousands of users better understand and manage their finances. You’ll play a key role in developing the central API...

BIP Spain busca un ingeniero backend con al menos 3 años de experiencia en .NET y Azure para diseñar y construir APIs, microservicios e integraciones cloud-native. Trabajarás en soluciones donde Azure es clave, usando AKS, Functions, Logic Apps y Service Bus, y aplicarás IA para generar, refactorizar y testear código.Se valorará experiencia en Docker,...

Knowmad Mood en Sevilla busca un/a Senior Backend Java Engineer para diseñar y desarrollar soluciones backend con Java 21+ y Spring Boot, enfocadas en arquitecturas de microservicios y APIs REST.Trabajarás con Kafka, OpenShift/Kubernetes y CI/CD, aplicando buenas prácticas, pruebas y calidad de código. Se ofrece contrato indefinido, modalidad remota con...

This position is listed on behalf of a partner company, which manages all applications and next steps. Our partner is looking for a Senior Backend Software Engineer – Future Hiring Program based in Spain.Join a forward-thinking engineering team delivering high-impact software solutions for global enterprise clients across diverse industries.As part of a...

Anyone AI Inc. is seeking a remote, part-time, project-based expert evaluator to design and assess realistic software engineering tasks, spanning bug fixing, feature development, refactoring, and test generation.Contributors will work remotely, control their own schedule, provide their own tools, and may serve multiple vendors, with per-project compensation...