Empleos de backend engineer nodejs en Barcelona

Tamarind Intelligence in Barcelona, Spain, or fully remote within a CET time window, seeks a backend engineer to own a critical production system, help shape the road‑map, and experiment with new ideas. You will work on a high‑impact product with strong ownership and cross‑team collaboration.You will implement code, review, test, and diagnose complex...

We are looking for a Senior Java Backend Engineer to join our growing Java Development Competence Center. Reporting directly to the Tech Lead, you will be part of an experienced international team, contributing to the design and development of high-quality software solutions for leading international client. This is an excellent opportunity for a passionate...

haddock is a leading SaaS platform for restaurant back-office operations, backed by YC and top investors. You will join the Integrations squad to build, scale, and orchestrate AI-powered integrations with ERPs, POS, and other sources.You’ll own architectural decisions, collaborate with product and customers, and drive observable impact in foodservice...

ERNI предоставляет IT-услуги и консалтинг, реализуя модернизацию автомобильной отрасли на масштабируемой веб-платформе. Ваша задача — разработка backend на .NET и API, участие в AWS интеграциях, CI/CD и...

King is seeking a Python-focused backend developer in Barcelona to design, build, and operate data-driven services and APIs at scale. You will work across forecasting and analytics workloads, contributing to distributed systems and cloud-native pipelines that power decision-making.Join a collaborative team shaping internal tools and interfaces, integrating...

Sage is seeking a Senior Backend Developer to join our HCM localisation team based in Barcelona. In this hybrid role, you will design and maintain scalable backend services for our cloud-based enterprise product. Strong expertise in Scala, MySQL, and AWS is required.The candidate will work collaboratively to improve product performance and maintain robust...

Mambu Payments (formerly Numeral) is hiring Senior Backend Software Engineers to help build the next generation of bank connectivity and payment automation products with a focus on security, stability and performance.You will own architectural decisions for high-impact projects, collaborate with Product Managers and DevOps, mentor engineers, and contribute...

Overview¿Posee las habilidades y la experiencia adecuadas para este puesto? Siga leyendo para descubrirlo y envíe su solicitud.As a Senior Software Engineer, you will design, build, and operate reliable, scalable backend services and platform components that power product experiences and critical workflows. You will lead the development of complex...

N26 is seeking a Backend Engineer in Lending in Barcelona to design, develop, test, deploy, and maintain scalable backend systems in a modern cloud-based microservices environment. You’ll work in a cross-functional fintech team, contributing to secure and well-tested code while staying current with technology trends and collaborating during Get Stuff Done...

Citibeats in Barcelona is looking for an experienced Backend Software Engineer to join their fast-growing team. The role involves developing new features, API endpoints, and maintaining the AI & NLP platform. Ideal candidates should have at least 3 years of experience in Python, preferably with Django, and be fluent in both Spanish and English.Citibeats...

Zemsania busca un/a Java Backend Developer para un proyecto tecnológico de larga duración en Barcelona. Trabajarás en un entorno internacional, utilizando microservicios, Java y Spring Boot, creando APIs REST y servicios orientados a eventos.Se valorarán conocimientos de Angular/JS, entorno Scrum y un nivel de inglés B2. Contrato híbrido y proyecto...

Senior Backend Engineer - Customer Risk Lifecycle Department:Tech - Customer Risk Lifecycle Location:Berlin, Barcelona 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...

Smadex is a cutting-edge ad-tech company: we process more than 4,5 million ad requests per second, replying under 100ms (for reference, the Google search engine handles ~76,000 QPS). Every day we generate several TBs of data that need to be processed, analyzed and aggregated, so our real-time components get smarter every day. If you are ready to boost your...

Clutch Canada is seeking a talented backend developer for Speechify to design and maintain robust APIs, focusing on payments, subscriptions, and text-to-speech services.The ideal candidate will have proven experience in backend development, specifically with TS/Node and GCP. This role offers a dynamic environment and competitive compensation, all while...

Q-Tech is seeking a Backend Developer (Node.js) to join a small, close-knit team in Barcelona. You will develop the backend using Node.js and TypeScript and integrate external insurers and internal SSO APIs. The role requires working autonomously within a tiny team of four, including a Product Owner and QA.The position offers a hybrid model with two days in...

You will work in the Everyday Banking domain, within the Payments Team. This is where all payment and card transactions are being managed and processed by modern & high-volume systems that power the best customer experience possible. These teams make banking easy, reliable, seamless and secure - everyday for every customer. This is a hybrid role from...

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...

Lingo is seeking a Senior Software Engineer (Backend) to design, build, and optimize scalable backend systems for its cutting-edge digital health platform. You will implement high‑performance APIs, event‑driven services, and data integrations across global deployments.You’ll work closely with Product, Mobile, Platform/SRE, and Data/ML teams to deliver...

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 Mimacom, where we play off each other's strengths to create exciting digital products for customers all over the world.We develop digital products that enable businesses to achieve...

Macadam is a movement powered by over 15 million users who walk every day with us. We’re here to make walking more rewarding, engaging, and consistent - not just a habit, but something people genuinely enjoy. Rooted in thoughtful design, our approach helps people stick with healthier routines by making them feel simple, motivating, and fun. As we grow,...