Empleos de full stack software engineer en madrid

Full-Stack Software Engineer Location: Global, Fully Remote Job Type: Contractor | :15 hours/week Schedule: Flexible We're looking for experienced Full-Stack Software Engineers to support an AI training project focused on software development, debugging, code evaluation, and technical problem-solving. Key Responsibilities Develop and debug front-end and...

MarsBasedis a development agency from Barcelona specialising inAI-augmented software development . We don’t just use AI; we are actively rewriting the rules of modern engineering. By combining elite human expertise with advanced agentic workflows, we build end-to-end web and mobile applications faster, smarter, and to a higher standard than ever before.We...

Company: SimpleStudy is a consumer AI platform for students.We help them stay motivated to study their subjects - everything from Biology and Mathematics to Literature and Art.Our small team has already helped +1.5 M students worldwide (UK, Ireland, Brazil, South Africa, and Australia) study better, and ~40–50k new students join us every week.We are a...

Are you a Senior Full Stack Engineer looking for an opportunity to build and scale high-impact, user-facing AI product features? At Restb.ai, we specialize in industry-specific visual recognition, helping businesses unlock powerful insights through AI-driven automation. We don’t just recognize objects (that’s so 2016), we teach computers to understand...

Agile Engine 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 areas like application development and AI/ML, and our people-first culture has earned us multiple Best Place to Work awards. WHY JOIN US If you’re looking for a place to grow, make an...

AtIndeep AI , we are an applied AI research laboratory working at the intersection of natural language processing, linguistics, and human cognition. Our work is grounded in a simple conviction: the tools we use to write and understand documents should make communication clearer and more trustworthy, not less. That research powers Typewiser, our document...

Elastic, the Search AI Company, enables everyone to find the answers they need in real time, using all their data, at scale — unleashing the potential of businesses and people. Si desea saber un poco más sobre esta oportunidad, o está considerando presentar su candidatura, por favor, lea la siguiente información del puesto. The Elastic Search AI...

W Hunt España busca un Senior Full-Stack Developer con fuerte foco en Backend (Java y Spring Boot) y experiencia en React.Js para desarrollar soluciones end-to-end en entornos con arquitecturas basadas en eventos.La posición ofrece 100% remoto y opciones de flexibilidad, además de oportunidades de formación, certificaciones y clases de inglés....

Brayton Global is seeking a Senior Full-stack Engineer to develop and maintain enterprise apps, modernise legacy systems, and integrate AI tools into development workflows. Responsibilities include designing full-stack solutions, leveraging AI assistants, and ensuring secure, scalable deployments across MCP-enabled platforms. Strong knowledge of Java/Spring...

We power people’s progress.At Preply, we’re all about creating life-changing learning experiences.¿Listo para inscribirse? Antes de hacerlo, asegúrese de leer todos los detalles pertenecientes a este trabajo en la descripción a continuación.We help people discover the magic of the perfect tutor, craft a personalised learning journey, and stay...

This position is listed on behalf of a partner company, who manages all applications and next steps. Our partner is looking for a Senior Full Stack Engineer (F# / ASP. NET Core / React JS) based in Spain. Join a product-focused engineering team building modern Saa S solutions that simplify complex business and governance processes. As a Senior Full Stack...

Moffatt & Nichol in Valencia, Spain, is seeking a Backend/Full Stack Software Engineer at mid to senior level to join the team. You will work on cloud-based applications using Angular and Java Spring Boot within a microservices setup, collaborating with product managers, UX/UI designers, and fellow developers for scalable, maintainable solutions. The role...

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,...

Max IT Consulting – Max Corporate Group is looking for a Senior AI-First Full-Stack Engineer to join a fast-growing European technology company building an AI-powered workforce platform for the healthcare sector. The company operates a multi-sided marketplace used by hundreds of hospitals and care organizations across several European countries, connecting...

Taxfix, Madrid-based, is seeking a senior software engineer to build core features for our flagship product. You'll own end‐to‐end delivery in a cross‐functional team, turning complex tax scenarios into reliable experiences with an AI‐first approach. You'll contribute across frontend and backend with React and Node.js, collaborate with product,...

MediaRadar is seeking a Software Engineer I to join our Madrid-based team, building features across our modern cloud platform with guidance from senior engineers. You'll contribute end-to-end across UI, backend, and data interfaces, gaining exposure to adtech, data intelligence, and advertising insights in a fast-growing, globally expanding company. Ideal...

Tec Alliance in Barcelona, Spain, is hiring a Software Developer for a full-time role. You will join an international team delivering secure, scalable software powering licensing and provisioning features across our Bee Hive products. Bring 5+ years of hands-on software development experience, strong AWS knowledge (App Sync, CDK, Lambda, Dynamo DB, S3,...

Max IT Consulting – Max Corporate Group, Barcelona, Spain, seeks a Senior AI-First Full-Stack Engineer to own the full product stack in a fast-growing European tech company focused on an AI-powered healthcare workforce platform. You will collaborate with a founder-led team, apply AI tools in daily development, and build secure, scalable systems across...

Max IT Consulting – Max Corporate Group in Barcelona, Spain, seeks a Senior AI-First Full-Stack Engineer to own end-to-end product delivery in a fast-growing European tech company building an AI-powered healthcare workforce platform. You will work in a founder-led environment with significant ownership, leveraging AI coding tools daily while ensuring...

About the roleWe’re looking for a Senior Full Stack Engineer with a front-end focus who has experience working with commercial. You’ll turn a marketing campaign, a pricing test or a new product launch into a fast, reliable experience, then measure whether it worked.Your main focus will be zoe.Com and our acquisition and conversion journeys, including...