Empleos de backend engineer nodejs en Barcelona

Accessiway is seeking a Backend Developer (Mid / Senior) to design and build scalable backend systems that power digital accessibility worldwide. You will work in a hybrid setup with remote work and on-site presence in Turin, Italy, contributing to Lambda, ECS, REST APIs, and data storage strategies while collaborating with cross-functional teams.Ideal...

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...

A global consulting firm is looking for a skilled Backend Developer (Node.js) based in Barcelona, Spain. In this role, you will design and develop scalable backend systems that support high-impact digital solutions for international clients. Ideal candidates have at least 5 years of software engineering experience and proficiency in Node.js with Fastify. The...

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...

Rehive is building the platform that lets fintechs launch with reliable ledgers, stablecoin integrations, and developer-friendly APIs. You will design and implement backend services that handle financial transactions and ensure system reliability at scale.You will work with PostgreSQL, focus on data consistency, and leverage AI-assisted tools to accelerate...

Actimo is seeking a Node.js developer skilled in both backend and full-stack development. Your role involves driving development of the core platform, maintaining high-quality code, and building RESTful APIs. The ideal candidate should have 2+ years of experience with Node.js and a Computer Science degree/equivalent.The position includes benefits like...

N26 is seeking a Backend Engineer in Barcelona to build and scale fintech software, collaborating with product and engineering to deliver reliable services from idea to production.You will design, develop, test, deploy, and maintain production services using JVM languages (Kotlin), Spring Boot, and microservice architectures on AWS with PostgreSQL. You value...

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...

Company DescriptionInetum Innovationes el equipo responsable de definir y aplicar la estrategia de innovación de Inetum. Trabajamos internamente y con nuestros clientes en proyectos disruptivos que aplican nuevas tecnologías con el objetivo de causar un impacto en la sociedad.Formamos parte de unaconsultora digital ágil e internacionalcon más de28.000...

At Roche you can show up as yourself, embraced for the unique qualities you bring. Our culture encourages personal expression, open dialogue, and genuine connections, where you are valued, accepted and respected for who you are, allowing you to thrive both personally and professionally. This is how we aim to prevent, stop and cure diseases and ensure...

Akuaro busca desarrollar y mantener servicios backend en Java dentro de plataformas de conectividad para turismo. Te unirás a un equipo técnico que prioriza calidad, escalabilidad y resiliencia, trabajando en un entorno híbrido y colaborando con producto, negocio y QA para entregar soluciones robustas en entornos exigentes.El puesto implica optimizar...

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...

Appodeal is seeking a Senior Rust Engineer to join our Barcelona team and help build high-performance, real-time backend systems powering our ML-driven AdTech platform. You will work on core infrastructure, feature stores, identity services, and custom inference layers to ensure scalability and reliability.The role emphasizes low-latency, high-load...

Linde Material Handling in Barcelona is seeking a highly skilled AI/ML engineer to design, build, and deploy innovative data analytics solutions for internal and external customers. You will apply ML and generative AI models to end-to-end solutions and build MLOps on cloud platforms.The role collaborates with data scientists, engineers, and IT to optimize AI...

OverviewAumente sus posibilidades de llegar a la fase de entrevista leyendo la descripción completa del puesto y enviando su solicitud sin demora.En SlashMobility formarás parte de una casa para la Tecno Élite centrada en transformación digital. Trabajarás en equipos pequeños, senior y con alto impacto, diseñando y construyendo plataformas y apps...

Como Programador/a NodeJS y Delphi en nuestro equipo de ingeniería, trabajarás en el desarrollo y mejora continua de servicios backend escalables que alimentan nuestras plataformas digitales. Formarás parte de un equipo ágil y colaborativo, donde tu código tendrá impacto directo en la experiencia del usuario y en la estabilidad de sistemas críticos....

Spendesk seeks a Backend Software Engineer (IC3) to join the AI & Data Products squad in Barcelona, with a hybrid work setup. You will design, build, and operate backend services powering AI-native features, turning predictive logic into reliable product experiences and exposing them via clean APIs.You will collaborate with ML engineers and product teams to...

Checkatrade is hiring a Senior Software Engineer to help scale the UK's leading home improvements marketplace. You’ll join the Media team responsible for the ad platform, matching APIs, auctions, attribution and integrations that drive revenue and engagement.Expect to own production services end-to-end, work with data contracts, and push for observable,...

AUBAY selecciona un/a Backend Engineer (Node.js) con AWS para Barcelona, con un enfoque en desarrollo y mantenimiento de aplicaciones backend y APIs REST. Se trabajará en un entorno híbrido, con 3 días remotos y 2 presenciales a la semana, en un equipo internacional.Se valorará dominio de Node.js, TypeScript, DynamoDB, SQL y Elasticsearch; Jest para...

Vortech PCI Group busca un Senior Backend Engineer especializado en .NET para un proyecto estratégico en software a nivel internacional. Se valorará experiencia en Spec-Driven Development, APIs RESTful y arquitecturas hexagonales, con fuerte enfoque en Docker, Kubernetes y entornos Cloud (Azure).El perfil requiere +6 años de experiencia en backend con...