Empleos de backend engineer nodejs en Madrid

Back Market seeks a Senior I Engineer to join our fast-growing team in Paris. You will work across the stack, from Python backends to Vue.js frontends, helping modernize a distributed architecture and deliver scalable, reliable products. Join an environment that values ownership, collaboration, and learning, with a hybrid policy, remote days, and...

3MT Global busca un Software Developer para unirse a un proyecto internacional en el sector salud. Te integrarás en equipos técnicos y de negocio, trabajando en microservicios backend y pipelines de datos con Python, y en funciones serverless sobre AWS. La posición es en Valencia, formato híbrido (3 días presenciales). Ofrecen salario competitivo, plan...

Knowmad Mood busca un/a Software Developer con experiencia en Java, Terraform, Python y AWS para formar parte de un equipo técnico que desarrolla una plataforma digital basada en microservicios y arquitectura de eventos. El/la candidato/a ideal contará con experiencia en APIs REST, bases de datos SQL/NoSQL y buenas prácticas de desarrollo (Clean Code,...

A technology recruitment platform is seeking a Backend Engineer to own backend systems for a crypto and self-custody platform. This role involves designing, implementing, and operating scalable backend services using Go and TypeScript, while ensuring high code quality and performance. Candidates should have experience with Kubernetes and messaging...

New Relic in Barcelona, Spain, is seeking a skilled backend engineer to join the Personalization team. You will build, scale, and optimize backend services, Kafka pipelines, and microservices that expose user segments and behavioral models. The role emphasizes collaboration, architectural input, and hands-on execution across AWS infrastructure. You will work...

Parser seeks a Senior Backend Engineer with strong MLOps expertise to join the Revenue Optimization ML team. You will design, build, and maintain infrastructure powering ML solutions, managing data pipelines, model deployment, and compute resource optimization.This role blends software engineering, distributed systems, and ML operations, requiring...

DXC Technology busca perfiles de backend Java con al menos 3 años de experiencia para proyectos en banca.Obtenga más información sobre las tareas generales relacionadas con esta oportunidad a continuación, así como sobre las habilidades requeridas.Se valorará experiencia en Spring Boot, diseño de microservicios, APIs API-First y REST, y en...

Luxoft Spain is seeking a skilled Java backend engineer to join our development team working on sophisticated software for a global orthodontics leader. You will design and develop web systems, contribute to API services, and help integrate internal systems across the manufacturing process.The role requires 5+ years of Java experience, deep knowledge of...

Join our expanding engineering team! We're hiring 2x permanent Senior Backend Engineers II & III to join our Asset Sales group as we scale one of the most important parts of M-KOPA's FinTech platform. Build distributed, event-driven microservices and help shape what AI-native engineering looks like at M-KOPA. The Impact 💚 Your code will directly power...

Aircall is a unicorn, AI-powered customer communications platform with a global presence, including teams in Madrid. We are seeking a Software Engineer (back-end) to design, develop, deploy, and operate business-critical services using NodeJS/TypeScript, hosted on AWS.You will collaborate with product managers, designers, and engineers to deliver scalable...

Bank Julius Bär & Co. Ltd. in Madrid seeks a skilled Java Backend Engineer to develop, enhance, and maintain a critical enterprise platform built on Java/Jakarta EE.You will work with cross-functional teams to deliver robust backend and frontend solutions and ensure quality through automated testing. The role emphasizes REST API design, Oracle database...

Lighthouse is hiring a Backend Engineer for its Crawler Engineering team in Barcelona, Spain. You will design and build high-performance data acquisition systems in Rust, handling billions of data points from the web and interfaces with proxies, HTTP stacks, and browser tooling.Work from home or officed based in a flexible, globally distributed environment....

ОписаниеA Barcelona-based technology scale-up with around 100 employees and an international team of more than 10 nationalities. It is a SaaS data intelligence company for e-commerce, helping major multinational consumer goods brands make better decisions in their online channels using data and its own AI. It has several products in production, each...

Almato Iberia is seeking a Senior Software Engineer (Backend) to design, develop, and maintain scalable backend systems in a fully remote team. You will work with engineers on architectural decisions, implement robust APIs, and contribute across the full development lifecycle from anywhere.Some travel for team meet-ups may be required, with Córdoba as a...

Kairos Digital Solutions busca un Ingeniero de Software con experiencia en Java y Spring Boot para unirse a su equipo en Almería. Diseñarás, desarrollarás y mantendrás backend robusto y escalable con APIs RESTful documentadas, colaborando con ingenieros, arquitectos y gestores de producto para entregar soluciones de alta calidad.Se requiere dominio de...

Stripe is seeking a Backend Engineer on the Sail Services team to help build and evolve the systems powering Stripe's user interfaces. You will drive projects end-to-end, partnering with frontend, backend, and infrastructure engineers to deliver reliable APIs and backend services at scale.You'll work on API design, Graph QL integrations, and migrations,...

Jobgether is seeking a Senior Backend Engineer – Protection, based in Spain. You will design and build scalable backend systems for payment dispute management, fraud prevention, and risk automation, taking ownership from architecture to deployment and monitoring.This role emphasizes technical leadership, collaboration with product and engineering, and...

EY GDS España busca un Desarrollador Backend Java (Spring Boot) para unirse al área de Digital Engineering. Trabajarás en soluciones web y microservicios con Java Springboot, realizando desarrollo Back-end, pruebas unitarias y mantenimiento de APIs.Trabajarás en un entorno ágil, con autonomía y apoyo de un equipo dinámico global. Se valora experiencia...

Flanks, a Barcelona-based fintech startup, is hiring a Mid-Level Backend Engineer to design, build, and optimize data pipelines and backend services powering a data-driven platform. You will own data ingestion, transformation, and the end-to-end lifecycle from business requirements to production deployment.Ideal candidates have strong Python and/or...

Merkle in Barcelona is seeking Java Developers at all levels to join our agile teams for a major telecommunications project. You will design and code Java backend applications using a test-driven development approach, focusing on clean, high-quality code.You will participate in all phases from analysis to delivery, translate high-level requirements into...