Empleos de backend engineer nodejs en Barcelona

*Before applying for this role, please note that this job must be performed in Spain. Only candidates currently residing in Spain or willing to relocate will be considered.Are you ready to be inspired, challenged, motivated to do your best, and have fun while you're at it? We're on the lookout for a Senior Backend Cloud Engineer to join our team at...

En Akuaro, te incorporarás a un equipo técnico para diseñar y mantener servicios backend en Java dentro de plataformas de conectividad para turismo. Trabajarás en un entorno híbrido con foco en calidad, escalabilidad y resiliencia, colaborando con producto, negocio y QA para entregar soluciones robustas en entornos exigentes. Serás clave para optimizar...

Location: Come and join us in Barcelona! We are looking for a talented and motivated Backend Engineer (m/f/d) for our Driver Engagement Team. As part of a highly skilled, cross-functional team comprising Mobile Engineers, Backend Engineers, a Product Manager, a Product Designer, a Data Analyst, and an Engineering Manager, you will help shape the future of...

New Relic, Inc. in Barcelona is seeking a Java-focused backend engineer to design, implement, and operate scalable services. You will build Kafka-based pipelines and microservices on AWS, shaping how user behavior is modeled and served to both classic UI and agentic surfaces.The role emphasizes collaboration, architecture discussions, on-call...

Backend Engineer Node.js +AWS, Barcelona Aubay Barcelona, España Descripción del trabajo Funciones Desarrollar y mantener aplicaciones backend con Node.js, JavaScript y TypeScript. Diseñar e integrar APIs REST. Trabajar con SQL, DynamoDB y Elasticsearch. Desarrollar funciones AWS Lambda y soluciones serverless. Garantizar la calidad del código mediante...

We are expanding our core engineering team. We are looking for an experienced Backend Engineer who thrives on solving complex technical challenges across distributed systems, data pipelines, and applied AI infrastructure. What You'll Do: Design and build scalable backend services using Python and FastAPI. Architect data storage and retrieval systems with...

REVER is a Barcelona based startup backed by Y‑Combinator. REVER's mission is very ambitious: change the way people buy by giving superpowers to shoppers. We are now obsessed on drastically improving the return experience both for the shopper and the e‑commerce. The challenge is massive: we want to change a $2.5 Trillion industry. For that we have a...

New Relic's Streaming Services team builds and operates a high-throughput, low-latency streaming pipeline that routes platform data across cloud environments. You will contribute to reliability, scalability, and automation while supporting a production-grade, globally distributed system.You will own and scale streaming services, participate in on-call...

Wikiloc busca un/a Backend Java Engineer per unir-se a l’equip.Por favor, presente su candidatura sin demora si su perfil encaja bien con este puesto, debido al alto nivel de interés.Treballaràs cercant rendiment, escalabilitat i robustesa en la plataforma de navegació i enregistrament d’activitats a l’aire lliure.Tu seràs clau en decisions...

Senior Software Engineer (Backend) 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...

About the opportunity Banking Foundations domain mission for N26 is to provide secure and compliant banking services that are frictionless and innovative for customers, while enabling efficient operations and informed decision-making for our staff. We achieve this through robust customer identity verification, proactive risk management, and seamless customer...

Haddock seeks a seasoned integrations engineer to own and scale data integrations, collaborate with customers, and drive architecture decisions. You will contribute to building observability, data pipelines, and AI-powered workflows within a fast-paced startup. This hybrid Barcelona role emphasizes autonomy and impact.You will work closely with product and...

About the opportunity You will be part of the Intelligent, which cross-functional teams power the operations at N26 and in some cases enable other tech teams through a robust platform approach. We are seeking a talented Lead Engineer to join our expanding teams and evolve our product, powered by a microservice architecture predominantly written in Java and...

Cala is looking for a Backend Engineer with 4+ years of experience to build the systems behind AI-driven information verification at scaleThe team behind Vilynx, a Barcelona AI startup that Apple acquired, founded Cala. They’re building a verified knowledge graph for AI agents, and they’re looking for someone who is strong in backend work (Python, APIs,...

Sanoma Learning in Barcelona is seeking an experienced back-end developer to join their Scrum-based team. You will contribute to the development of a cloud-native platform crucial for secondary education. The ideal candidate has over 5 years of Java experience and strong AWS skills, and can work effectively in an international team.Sanoma offers a flexible...

Join the Fotocasa Group Tech Team as an Backend Engineer!We are Fotocasa Group, Spain’s real estate tech leaders.Now part of the Scout24 Group, we are stronger than ever. We are combining our local market expertise with the power of a leading European digital ecosystem. Our mission: to connect people and homes through intelligent tools and the best market...

We power people's progress. At Preply, we're all about creating life-changing learning experiences. We help people discover the magic of the perfect tutor, craft a personalised learning journey, and stay motivated to keep growing. Our approach is human-led, tech-enabled - and it's creating real impact. We've just reached unicorn status with a $150M Series...

About the opportunity Bank Core runs the systems at the heart of N26 - accounts, ledgers, and the core banking logic every other team builds on. We're revamping that core right now, so the engineers who join today shape decisions that reach across the entire company. The problems are real, the domain is deep, and the impact is direct. Our services are...

TechsBCN busca un desarrollador Backend de .NET para unirse a su equipo técnico. Se buscan 6+ años de experiencia en entornos .NET, dominio de DDD y CQRS, y competencias en diseño de arquitecturas orientadas a servicios.La posición es mixta en Barcelona (2 días/semana) y contrato indefinido. Ofrecen seguro médico, retribución flexible y formación...