Empleos de mid-senior full stack developer en Madrid

Jobgether SRL is seeking a Senior Full Stack Engineer (NET/React) based in Spain to build scalable, secure, and high-performing applications across backend and frontend layers. You will work with .NET/C#, React, Redux, and JavaScript, shaping architecture and development practices, and contributing to cloud-based solutions on GCP with CI/CD. You will mentor...

Lever, Inc. is seeking a Product Engineer based in Spain to join a fast-growing AI environment. You’ll own features from idea to release, shaping frontend with Next.js and backend with Django and PostgreSQL, and work directly with the founder to bring ideas into production. This role offers high autonomy, minimal meetings, and the chance to influence 3D...

Ubicación: Manoteras, Madrid (Modalidad Híbrida) 3 días presenciales en oficina y 2 días de teletrabajo Años de Experiencia Requeridos: 5+ años En Zemsania, buscamos, para incorporación directa a plantilla de importante empresa tecnológica, un perfil de Senior Full Stack Developer / Technical Leader. Si eres un apasionado de la tecnología, con una...

Arsys, part of the IONOS Group, seeks a Specialist Full-Stack Execution for the Euro Office Performance Group (Server Development) to drive high-volume feature delivery and cross-pod collaboration. You will build end-to-end prototypes from architectural blueprints, generate AI-assisted documentation, and work in a multilingual, open culture with flexible...

We’re launching a new team dedicated to modernizing and expanding one of our customer-facing tools — and we’re looking for a Full Stack Engineer to join us in building it from the ground up. This is a newly formed team, not a legacy product, so you’ll be part of shaping how it works from early onThe current stack is Vue.js on the frontend and Python...

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...

Job Description Are You Ready to Make It Happen at Mondelēz 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 contribute You will ensure that delivered services are optimized to meet business demands and the...

¿Tienes experiencia en desarrollo Full Stack con tecnologías Java y Angular y te interesa seguir creciendo en proyectos de transformación tecnológica dentro del sector financiero? ¿Te gustaría participar en un proyecto de nueva creación donde contribuir desde las primeras fases de desarrollo y trabajar con tecnologías ampliamente utilizadas en...

Descripción del puesto / FuncionesEstamos buscando un/a Full Stack Web Developer con fuerte orientación backend para unirse al equipo de productos de IA que desarrolla una plataforma Multi-cloud de GenAI (Azure, AWS, Google Cloud), con foco principal en el servicio Secure GPT. Se trata de un rol técnico clave en un entorno internacional, donde...

Job Summary The Full Stack Engineer Annotator will assess frontend and backend engineering datasets, ensuring AI models correctly interpret full-stack workflows, architecture, and implementation patterns.Job ResponsibilitiesAnnotate full-stack application datasets.Evaluate frontend and backend integration logic.Review UI interaction with APIs and...

**Spain | Remote | Senior Engineering Opportunity** **MaxIT Consulting – Max Corporate Group** is looking for a **Senior Software Engineer – Digital Banking & FinTech Products** to join a fast-growing New York fintech company building banking and payment products for US prediction markets and regulated gaming. The company develops consumer-facing...

¿Tienes experiencia en desarrollo Full Stack con tecnologías Java y Angular y te interesa seguir creciendo en proyectos de transformación tecnológica dentro del sector financiero? ¿Te gustaría participar en un proyecto de nueva creación donde contribuir desde las primeras fases de desarrollo y trabajar con tecnologías ampliamente utilizadas en...

¿Te gustaría desarrollar soluciones tecnológicas dentro de un entornoretail , donde la tecnología tiene un impacto directo en el negocio y en la experiencia de millones de clientes? Buscamos incorporar un/aFull Stack Developerque quiera participar en el desarrollo y evolución de nuestras aplicaciones, trabajando tanto enFront como en Backy colaborando...

Full Stack Developer - Telecom BSS - Remote - Applicants Must Be EU Citizens - 12 Month ContractWe are looking for experienced developers to support and develop telecom BSS applications for a Telco customer. The role covers application development and ongoing application support within a TypeScript, Node.js and React environment, deployed on...

ResponsibilitiesEngineers at haddock are action-oriented, curious, autonomous, and take full ownership of their work.Architect technical solutionsBuild backend and frontend code (80% backend, 20% frontend)Engineer AI workflows, balancing latency, cost and accuracyDo your own project management, rolling out your initiatives to customersTrack users, measure...

We are an enterprise AI platform designed specifically for technical commercial teams within industrial manufacturing. Our customers produce mission critical components, from transformers to nuclear facility hardware, and rely on our software to navigate multi-million euro project tenders daily.The business is fully bootstrapped, profitable, and financed...

We are knowmad mood! Somos una compañía líder en transformación digital, en constante evolución y a la vanguardia de la tecnología. Formado por más de 3.000 personas creativas, digitales e innovadoras conectadas a un propósito y capaces de generar conexiones con personas de todo el mundo. Un equipo responsable, flexible y con alta capacidad de...

¿Buscas desarrollar tu talento y un lugar dónde tu esfuerzo sea reconocido? Te ofrecemos un entorno dinámico, cercano y de futuro. Aquí, cada día es una nueva oportunidad para aprender, crecer y brillar. Imagina formar parte de un equipo diverso, donde la evolución y el servicio al cliente son nuestra prioridad. En El Corte Inglés, nuestro trabajo es...

AI Engineer / Full Stack Developer - AI Reporting & Insights - Barcelona or Warsaw basedMadrid, SpainWarsaw, PolandFull timeR-Job DescriptionAre You Ready to Make It Happen at Mondelēz 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...

Management of the front-end (desktop/mobile) and backend for frontend design, implementation, testing and deployment. Responsibilities:Work with development teams and product managers to ideate software solutions Design client-side and server-side architecture Build the front-end of applications through appealing visual design Develop and manage...