Empleos de backend engineer nodejs en Madrid

Paradigma Digital en España busca un desarrollador backend con Python y Django para construir APIs rápidas, observables y escalables, optimizando desde la base de datos hasta la entrega continua. Se valora experiencia en Django Rest Framework, PostgreSQL, Redis, Celery y herramientas de observabilidad como OpenTelemetry y Datadog.Se trabajará en pipelines...

Chainlink Labs is seeking a Senior Software Engineer (Backend) to join a fully remote engineering team. You will design, develop, and maintain scalable backend systems powering innovative products from anywhere, with occasional travel for meetups in Spain. You will mentor peers, contribute to architectural decisions, and collaborate with product managers and...

Tecdata Engineering, con sede en Barcelona, busca un perfil de AI Engineer / Backend Engineer para diseñar e implementar soluciones de IA en producción. El puesto es híbrido: 3 días en oficina y 2 días remoto. Se requiere experiencia en Python, desarrollo de APIs escalables y Azure (Functions, App Services, Cosmos DB, Key Vault). Se valorará...

Una empresa de tecnología innovadora busca un Full Stack Developer (Java / React) para unirse a su equipo en el sector Retail. El puesto permite trabajar 100% remoto desde España o en formato híbrido en A Coruña. Se buscan candidatos con experiencia en Frontend y Backend, que valoren la colaboración y el crecimiento profesional. Ofrecemos condiciones...

Pivotal is seeking a Senior Software Engineer (Backend) to join a fully remote engineering team. You will design, develop, and maintain scalable backend systems that power our products, collaborating with a talented team across product and design. Requirements include a CS/Engineering degree, 5+ years of backend experience, proficiency in...

Albertine is hiring a backend-focused engineer to own features end-to-end for a multi-tenant TypeScript API platform powering luxury concierge experiences.Desplácese hacia abajo para ver todos los requisitos del puesto y las responsabilidades que pueden esperar los candidatos seleccionados.You’ll shape API contracts, implement services, and connect...

Knowmad Mood es una compañía líder en transformación digital con un equipo global y proyectos innovadores. Buscamos un/a desarrollador/a backend para diseñar, construir y escalar soluciones en Java 17+ y Spring, con enfoque en microservicios y APIs REST. Ofrecemos modalidad de trabajo híbrido (remoto con opción de acudir a oficinas), horario flexible...

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...

Jobgether is seeking a Staff Backend Engineer, Operations, based in Spain, to lead the design and development of scalable backend infrastructure and production-grade LLM-powered workflows for AI-driven insurance operations. You will own critical backend initiatives, shape architecture, and drive complex initiatives across engineering, product, and business...

We are looking for a strongPython Developerto join our GameServer team. You will work on ahigh-load gaming platformthat processes gaming traffic and handles numerous API integrations with external operators. Your focus will be on developing and maintaining scalable backend services, improving system performance and reliability, and contributing to technical...

New Relic, Inc. is a leader in observability and AI‑driven software. We are seeking engineers to join the Distributed Tracing Pipeline team, building a scalable distributed service architecture for ingesting large data volumes, analyzing spans and traces, and delivering data to the UI for rapid insight. You will work with a diverse tech stack including...

A leading tech provider in Valencia is seeking a Mid/Senior IT Developer experienced in Java and AWS. Responsibilities include developing scalable backend services and RESTful APIs within an Agile environment. The ideal candidate will contribute to cloud-native solutions and ensure high code quality. The company offers flexible hybrid work, top benefits, and...

Neo4j is seeking a Senior Software Engineer to shape the core analytics of GraphAware Hume, our graph-powered analytics platform. You will build secure, scalable backend APIs and collaborate with a global team. The ideal candidate has 8+ years of backend experience, fluency in Java, and expertise in Spring, DDD, and TDD. Familiarity with Docker, CI/CD,...

Window Sight is the leading streaming platform for visual arts and photography on TV, with the goal of giving visual art the same accessibility we have with music or cinema. We are deploying our app to 10 million TVs in the USA as a native art gallery and screensaver, and we are looking for experienced and motivated developers to join our team and take on...

Una compañía tecnológica busca un DevOps/Desarrollador Backend con al menos 3 años de experiencia en entornos cloud AWS, especializándose en Python y Terraform. El rol implica el desarrollo de aplicaciones backend, implementación de infraestructura como código y garantizar la calidad del software a través de testing unitario. Se ofrece contratación...

Rover’s Trust & Safety Engineering team in Barcelona is seeking a senior software engineer to help build scalable backend systems that prevent incidents in real time. You’ll combine Python/Django expertise with AI-augmented workflows, mentoring teammates, and collaborating with product, design, and data science to ship robust, safe experiences for pets...

Sage is looking for a Backend Developer to join our HCM Localisation engineering team in Barcelona. This hybrid role will focus on building scalable backend services with Scala 2.13 and Play Framework, optimizing performance and supporting complex product workflows. The ideal candidate will have strong experience with relational databases, AWS services, and...

Una empresa innovadora en España busca un Backend Engineer con más de 3 años de experiencia. El candidato participará en el desarrollo del MVP de una plataforma basada en IA y datos. Se requiere dominio de Node.js o Python, junto con experiencia en arquitecturas de APIs REST. Ofrecemos trabajo 100% remoto, un entorno sin burocracia y un salario...

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...

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...