Empleos de full-stack engineer nodejs nextjs en Madrid

UST is seeking a Senior Full Stack Engineer to join a cross-functional Dev Ops‑oriented team in Madrid. You will design, develop, deploy, and monitor modern, secure, and scalable digital banking solutions for an international project. The role requires strong Java/Spring Boot and React expertise, RESTful APIs, Kubernetes, and experience in Agile...

Buscamos Product Engineer (AI & Full Stack) en PROXUSEn PROXUS estamos ampliando el equipo de producto y desarrollo.PROXUS es un proyecto que empezamos hace 2 años cuatro compañeros de la universidad y que hoy ya utilizan más de ******* estudiantes en toda España.Estamos construyendo la plataforma con la que nos habría gustado estudiar: una herramienta...

Job DescriptionAre You Ready to Make It Happen at Mondel?z International?Join our Mission to Lead the Future of Snacking.Make It Uniquely Yours.You provide software and application knowledge to support implementation of the given solutions.How you will contributeYou will ensure that delivered services are optimized to meet business demands and the service...

GFT Technologies SE busca un Senior Full Stack Developer (Java & Angular) para unirse a nuestro equipo. Participarás en diseño, desarrollo y mantenimiento de aplicaciones empresariales basadas en microservicios, con backend en Java/Spring Boot y frontend en Angular. Trabajarás en proyectos que incluyen APIs REST, CI/CD y uso de herramientas de IA para...

La oportunidadComo parte de nuestro equipo de EY Tax Technology en EY GDS Spain, participarás en el desarrollo deplataformas digitales modernas que transforman la manera en que empresas líderes gestionan sus obligacionesfiscales a nivel global. Lo que diferencia este rol es la combinación única de reto técnico y dominio especializado:no solo...

## About the role We are looking for a **Senior Full Stack Engineer** to join an international engineering team based in Madrid and contribute to the development and evolution of a large-scale SaaS platform. In this role, you will work across the entire technology stack, with a balanced focus on backend development using Node.js and TypeScript and frontend...

TeamSystem busca ingenieros Full Stack para crecer TeamSystem Facturas, un ERP SaaS moderno y escalable. Trabajarás equitativamente entre frontend y backend, usando React/TypeScript y servicios en Node.js/NestJS. Participarás en todo el ciclo, desde definición de solución hasta producción, promoviendo arquitectura estable y calidad de código. Formarás...

UST in Spain is seeking an experienced Full Stack Developer to design, develop and maintain scalable web applications across frontend and backend. You will build modern frontend solutions with Angular and backend services with Node.js and Java Spring Boot, deployed in OpenShift. The ideal candidate has 5+ years of professional experience, strong knowledge of...

ElevenMusic, listed via partner, is seeking a remote‑first Full-Stack Engineer based in Spain to build a next‑gen AI‑driven consumer music application. You will own features end‑to‑end, collaborating with researchers to deploy AI models and deliver quick iterations to users worldwide. You will work across frontend and backend systems, ship...

TECDATA ENGINEERING busca un Desarrollador Full Stack (Node.js + React) con experiencia media para trabajar en soluciones a medida. Serás responsable de diseñar, programar y mejorar componentes, colaborando con equipos multidisciplinares y respetando buenas prácticas. Se valorará autonomía, capacidad para revisiones de código y mentorar a perfiles...

A leading software company in Madrid is seeking a Senior/Lead AI Software Engineer to architect and scale AI-driven products. The ideal candidate will have over 5 years of full-stack development experience and 2+ years in AI/ML engineering, with expertise in Rust or Golang. Responsibilities include developing AI features, integrating LLMs into...

Frontiers Media SA is seeking a Senior Full-Stack Engineer with a backend lean to join the RTM team. You will own complex backend systems, lead end-to-end features, and drive production reliability for a distributed .NET/Vue/Nuxt platform.You will mentor peers, shape architecture, and ensure scalable, high-performance experiences for researchers worldwide....

UST, a multinational digital technology leader, seeks a Senior Full Stack Developer (.NET & Angular) to join an international project in Madrid. You will design, develop, and maintain scalable applications while collaborating with cross-functional teams in an Agile environment.Required: 5+ years in software development, strong .NET/C#, Angular, SQL, REST,...

Xe is hiring a senior full-stack engineer to own end-to-end problems, from API design and frontend experiences to backend services and production reliability. You will work with AI tooling daily, move money in production, and shape the platform as Xe rebuilds its stack with cross-functional teams.You will mentor engineers, lead design reviews, and...

Actual Talent is a talent acquisition consultancy that offers Specialized Search, RPO and Talent Solutions. Our purpose is to drive the growth and fulfillment of individuals and organizations. We facilitate individuals in finding inspiring opportunities and help organizations discover professionals who will take them to the next level. We do this through...

Bark is seeking a Senior Full Stack Engineer to join our Acquisition squad. You’ll work on Python backend and React/Type Script frontend, shaping marketing tech that drives customer growth in a fully remote role based in Spain. You’ll collaborate with marketing, product and design, build AI-powered tooling, implement guardrails for live AI outputs, and...

Parser Limited is seeking a Senior Full Stack Engineer to drive development across the JVM backend (Java/Kotlin) and modern frontend (Java Script/Type Script) in a hybrid Madrid setting. You will own features from API design to UI implementation, collaborating with product and design teams to deliver scalable, user-centric travel ecosystem solutions. The...

REWE digital Spain seeks a seasoned Full Stack Developer to design, implement, and enhance a loyalty program, focusing on personalized incentives and campaign planning interfaces. You will collaborate with product teams and participate in the full product lifecycle within an international, cross-functional environment. As part of our Incentive Assessment...

Accenture is seeking an AI Engineer (Software) to design, build, and ship production-grade software across the full stack, using AI-assisted tooling as standard daily practice. You will work on real client programs across industries, connecting AI pipelines and enterprise systems with agentic architectures and LLM APIs. This is a core engineering role with a...

A pioneering AI company in Barcelona is seeking a Full‑Stack Software Engineer to develop their Agentic AI Platform. You will design and build features to enhance the life sciences industry using cutting-edge AI technology. This hands-on role requires 6+ years of full-stack product experience, proficiency in Python, ReactJS, and TypeScript, and a passion...