Empleos de senior back-end javascript developer en Madrid

ALTEN busca un Desarrollador/a Backend Senior para unirse al departamento de Backoffice y trabajar en la evolución de soluciones críticas hacia arquitecturas basadas en microservicios y APIs. Se requiere amplia experiencia en Java, Spring Boot y diseño de APIs REST, así como conocimiento de Docker, Kubernetes, CI/CD y prácticas DevOps. Trabajo en...

We're a fast-growing startup building a recruitment platform. Our product helps recruiters spend less time on manual work, using LLMs to automate screening, scoring and the workflows around them. Si desea conocer los requisitos para este puesto, siga leyendo para obtener toda la información relevante.What you'll doYou'll own features end to end - from API...

A global leader in Fin Tech is building a brand-new Engineering team and is looking for experienced Senior Software Engineers (Backend) to join them. They're hiring across all levels, including Senior Engineers, Staff Engineers, Principal Engineers, even Team Leads. This is an opportunity to work on deeply technical, innovative solutions as part of a...

**Senior Software Engineer (Backend)****ABOUT LINGO**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...

Back End DeveloperEstamos buscando al nuevo fichaje estrella para nuestro equipo comoBack End Developer. Somos Sesame HR, la solución digital que ayuda a equipos de Recursos Humanos, managers y empresas a optimizar los procesos de gestión de personal, centralizándolos en una sola plataforma.Qué esperamos de ti:Conocimientos en principios SOLID, clean...

Backend Developer/Integration Engineer to design, develop, and integrate secure, scalable solutions using microservices, APIs, and cloud-native architectures. Requires strong Java, Spring Boot, Kubernetes, and AWS skills.

Develop and maintain scalable APIs using Python and Django, contribute to backend services in Golang, optimize PostgreSQL schemas, integrate with third-party systems, and manage AWS environments. Focus on architecture and review with AI coding assistants.

Quality Assurance Engineer (Hybrid - A Coruña)Our client, a leading software development company inA Coruña, is looking for a meticulous and detail-oriented Quality Assurance (QA) Engineer to join their growing team.This position offers a hybrid work model, allowing for a balance between working from home and collaborating in our modernA Coruñaoffice.You...

Data Analyst French Native Speaker (Python & SQL) - Spain RemoteMadrid, SpainFull timeRWe are recruiting a new Data Analyst with work knowledge of Python & SQL and proficient in French language.Essential Functions:Under guidance, performs basic quantitative or qualitative analyses to support the development of solutions for internal or external client...

Precisamos incorporar un/a Programador/a Go (Golang) con al menos 3 años de experiencia profesional en desarrollo Backend para participar en un proyecto tecnológico centrado en el diseño, desarrollo e integración de soluciones basadas en servicios, APIs y arquitecturas de microservicios. La persona seleccionada participará en desarrollos con Golang,...

Babel, la consultora tecnológica multinacional, busca un Back End Developer con experiencia en Java y arquitecturas de microservicios para proyectos empresariales. Trabajarás con Java Spring Boot, integraciones y entornos contenerizados, participando en pipelines CI/CD y prácticas DevOps. Se valorará Kubernetes, Kafka, PostgreSQL, MQ Series y REST APIs....

About the CompanyEs esencial asegurarse de que cumple con los requisitos como solicitante para este puesto; por favor, lea atentamente la información a continuación.Do you think that money can be better? Money should help lower or removeentry barriers to the market. Money should be universal. And money shouldempower your dreams. At HandCash we are...

Talan is an international consulting group specializing in innovation and business transformation through technology. With over 7,200 consultantsin 21 countriesand a turnover of €850M, we are committed to delivering impactful, future-ready solutions.Talan at a GlanceHeadquartered in Paris and operating globally, Talan combines technology, innovation, and...

¿Eres el Ingeniero Backend que Transformará la Arquitectura de Próxima Generación? Ubicación: Remoto (España) Horario: 09:*******:00 En Initium Software , no buscamos a alguien que simplemente escriba líneas de código; buscamos a un socio estratégico apasionado por el impacto real a través de la tecnología. Si te motiva conectar con...

¿Eres el Ingeniero Backend que Transformará la Arquitectura de Próxima Generación? Ubicación: Remoto (España) Horario: 09:*******:00 En Initium Software , no buscamos a alguien que simplemente escriba líneas de código; buscamos a un socio estratégico apasionado por el impacto real a través de la tecnología. Si te motiva conectar con...

About the CompanyDo you think that money can be better? Money should help lower or removeentry barriers to the market. Money should be universal. And money shouldempower your dreams. At HandCash we are creating a marketplace of apps and games where skills andgood content are rewarded, and startups make money since day one. Although our HQ is in Madrid, our...

**Senior Software Engineer (Backend)****ABOUT LINGO**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...

About The RolePor favor, asegúrese de leer atentamente los siguientes detalles antes de enviar cualquier solicitud.What if the code you write could directly power the AI systems shaping how millions of people interact with technology? We're looking for Back End Developers in Madrid to design, build, and optimize the server-side systems and APIs that drive...

Se busca desarrollador backend con experiencia en C#, SQL, .Net, Webforms, SQL Server, SonarQube y automatización. Se valorará capacidad de análisis, documentación y codificación de servicios. Se ofrece contrato fijo, seguro médico, vacaciones y formación continua.

Key responsibilities As a Backend Engineer within Advanced Analytics (DA3) in the Chief Data & AI Office area at Allianz Partners, you will join our central AI team to build reusable AI foundations and production-grade AI services on a global scale. We are looking for an engineer with strong software engineering fundamentals and hands-on cloud and DevOps...