Empleos de full stack engineer annotator en Madrid

Full Stack Engineer (Senior/Lead) ID41561 ($2,500 signing bonus) AgileEngine is an Inc. 5000 company that creates award-winning software for Fortune 500 brands and trailblazing startups across 17+ industries. We rank among the leaders in application development and AI/ML, and our people‑first culture has earned us multiple Best Place to Work awards.Why...

Expedia Group in Madrid is hiring for a TAAP engineering role. You will design, build, and deliver scalable B2B travel platforms using Java/Kotlin/Scala and React.js, contributing to API design and microservices. You’ll work in a distributed team, collaborating with product and design while maintaining production systems and improving DevOps practices in a...

Bark is seeking a Senior Full Stack Engineer to join our Acquisition squad. You’ll work on Python backend and React/TypeScript 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...

Leadtech seeks a Senior Full Stack Product Engineer to own end-to-end features for our top web products. You will shape features with the Product team, translate business goals into technical decisions, and uphold high standards for quality and performance. Expect to work across frontend and backend using React, Next.js, Node.js, TypeScript, and JavaScript,...

Tecdata busca un Full Stack Software Engineer 100% remoto para diseñar y desarrollar aplicaciones complejas en entornos de alta velocidad. La posición requiere experiencia en desarrollo end-to-end y herramientas de IA, como Cursor o Claude Code, para acelerar el proceso de construcción. El candidato ideal debe tener más de 5 años de experiencia, ser...

Confidencial en Madrid busca un/a Ingeniero/a de Software Full Stack para unirse a equipos de ingeniería y contribuir al diseño, desarrollo y mantenimiento de aplicaciones web modernas. Se enfocará en React, TypeScript y tecnologías cloud-native para entregar soluciones seguras y escalables. Trabajarás en un entorno ágil con ingenieros, product...

topi is seeking a Senior Fullstack Engineer in Madrid with deep expertise in Go to join a diverse, product-minded team. You will own architecture from the database to the browser, primarily focusing on the Go backend and APIs while contributing to React/TypeScript frontend when a feature requires it. You will collaborate closely with Product and Design to...

A leading technology firm in Spain seeks a Full-Stack Engineer to shape key tools in contextual advertising. The role involves developing both client-side features and scalable backend APIs, demanding proficiency in modern front-end languages and software engineering principles. Candidates should have 5+ years of experience and demonstrate adaptability in a...

eXperience IT Solutions, grupo tecnológico con más de 25 años, busca Full Stack Developers para trabajar en soluciones en la nube y datos. Desarrollo frontend y backend con un stack moderno (React, TypeScript, Next.js, Python, FastAPI) y APIs sobre GCP. Modalidad híbrida: 2 días en Almussafes y 3 días teletrabajo. Se valorará experiencia en Data Mesh,...

Avenue Code in Spain is seeking senior professionals with a generalist profile, strong backend with Node.js, and solid React frontend experience to own product initiatives end-to-end. You will develop features independently, contribute to architecture, and collaborate in a small, autonomous squad within a SaaS context, balancing speed, quality and...

Impala Search Ltd is transforming mobility with a data-driven platform that powers a growing international mobility ecosystem. We seek a Senior Full-Stack Engineer with a backend focus to build Python services and APIs while contributing to React and TypeScript across features that support an international mobility platform. You will own backend services,...

Indra Group, líder en tecnología para la gestión del tráfico aéreo, busca un/a Full Stack Software Engineer (JavaScript & C++) para diseñar y desarrollar software distribuido en un entorno internacional. Serás parte de proyectos críticos de tráfico aéreo, trabajando en Front-End con Vue.js y en Back-End con C++ dentro de equipos ágiles. Se...

Actual Talent is the talent acquisition consultancy that offers Executive Search, RPO and Talent Solutions. About the client: A German Sustainable Tech Unicorn that is redefining how global corporations handle transparency. Backed by a €130M Series C investment, our client has built a proprietary, serverless cloud infrastructure to ensure human rights...

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,...

Ofertas de Full Stack Ai Engineer Build Data P...¡Lo siento! ¿Qué no te gustó de este trabajo?El trabajo no coincide con mi búsquedaDescripción de trabajo irrelevanteMuy pocos detalles / Falta de informaciónEl trabajo parece obsoletoSospechoso / Parece una estafaOtro (por favor especificar).Gracias por tus comentarios.Su aportación nos ayuda a...

About The RoleHTS Assist is Hopper's agentic AI assistant for travel, resolving flight changes, cancellations, refunds, and bookings over chat and voice for some of the world's largest travel brands. We're looking for a senior full stack engineer to anchor this product, owning the realtime and voice layer end to end while building across React/TypeScript...

UST is seeking a Senior Full Stack Engineer to join a cross-functional DevOps‑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...

adesso Spain is seeking a curious, skilled Full‑stack Engineer with strong front‑end expertise to join an international engineering team in Spain. You will work on AI‑driven projects, collaborating with colleagues across Europe, while enjoying a flexible hybrid model that includes client site visits in Barcelona and occasional travel to Germany. The...

LanguageWire Ltd is launching a new team to modernize and expand a customer-facing tool. We’re looking for a Full Stack Engineer to join us in building it from the ground up. The current stack is Vue.js on the frontend and Python on the backend, with a planned migration to .NET in the near future. You’ll work across these technologies and contribute to...

Grupo Crit busca un/a Senior Full Stack Developer para unirse a su equipo en Lleida. Serás clave en la creación y mantenimiento de proyectos digitales, trabajando con equipos multidisciplinares y gestionando soluciones innovadoras en un entorno tecnológico en evolución. Se valorará experiencia en desarrollo full stack, conocimiento de tecnología...