Empleos de backend full stack engineer en Madrid

About the job Full-Stack Lead Engineer (Founding Team)Company:CareerGenieLocation:Remote (Spain orPortugal-based)Type:Full-TimeCompensation:45,000- 60,000/year+ EquityAbout CareerGenieCareerGenieis reimagining how people find meaningful work witha platform powered by multiple agents like AI Recruiter, AI Career Coach and AI Global Mobility Expert amongst...

Se busca un Desarrollador Full Stack Senior con alto nivel de inglés para unirse a un equipo internacional en Almato Iberia. El rol implica el diseño e implementación de sistemas de software, desarrollo de aplicaciones de IA y datos, y colaboración en un equipo ágil, trabajando en proyectos innovadores de forma remota o híbrida.

Capitole, una multinacional del sector HR/Payroll con sede en Barcelona centro, busca un Software Engineer Full-Stack para impulsar iniciativas técnicas de IA moderna, agentes autónomos y MCP. Desarrollarás servicios end-to-end con Node.Js + TypeScript y React, diseñando APIs REST y colaborando con equipos internacionales en un entorno en inglés.El...

Tecdata Engineering busca un/a Java Full-Stack Developer para un proyecto de analítica de redes para operadores de telecomunicaciones, trabajando con Java 17+ y Spring Boot, y con front-end en React y TypeScript.Se trabajará en una plataforma cloud-native en un equipo híbrido. Se requieren 3-7 años de experiencia, MongoDB, Docker y Kubernetes, además de...

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...

Taxfix is seeking a Senior Software Engineer to build core features for our flagship product, turning complex tax scenarios into simple, reliable experiences. You will work in a cross-functional team, owning end-to-end delivery from discovery to release while embracing AI-first software development.You’ll contribute to scalable design and maintainable...

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...

¡En Ayesa Digital crecemos Contigo! Cada profesional de nuestra empresa es importante para nosotros, nos ayudan a crecer de manera diversa y gracias a ellos somos 11.000 personas trabajando con el mismo objetivo en 10 países.Inscríbase (haciendo clic en el botón correspondiente) después de revisar toda la información relacionada con el trabajo a...

Seeking a Senior Full-Stack Engineer to develop AI software solutions for aviation safety, requiring strong backend skills and experience with machine learning.

Role Description We are looking for the very Top Talent…and we would be delighted if you were to join our team! More in details, UST is a multinational company based in North America, certified as a Top Employer company with over 35.000 employees all over the world and presence in more than 30 countries. We are leaders on digital technology services, and...

GMV Spain is seeking a Full Stack Software Engineer (React+Node.js) to join a team delivering web applications for satellite control centers in Europe. You will design, implement, and maintain critical systems that operate in real-time environments, contributing to scalable, reliable software for space operations. The role requires strong JS/TS skills,...

Lead Engineer to guide engineering architecture, deliver core features, and mentor engineers for an AI-driven platform.

Seeking a remote Full-Stack Developer in Spain with expertise in Generative AI, Python/.NET on Azure, to build and deploy cloud applications.

* Compensation: EUR 55,000 - EUR 60,000 - yearly Company Description NIQ Cadence helps brands decide how to spend their marketing budget across channels. Cadence is a compound AI operating system for marketing effectiveness. It combines Marketing Mix Modeling (MMM), budget optimization, and LLM agents. CadenceIO is the operator UI of Cadence. Operators use...

Avooq is an innovative AI startup that generates complete instant novels on demand. Our mission is to revolutionize literary creation with advanced AI technology, enabling users to obtain coherent and personalized stories in seconds. We believe in the power of AI to democratize storytelling and transform digital entertainment. We are seeking a talented and...

Senior Full Stack Engineer (Remote in Spain Possible) Apply for theSenior Full Stack Engineerrole atLanguageWire , a global leader in language and content services dedicated to helping brands reach their full global potential.About the Role You will help modernize our core application and develop valuable features for our translators, customers and internal...

We're looking for aFull Stack Engineerfor one of our clients who enjoys building new products from the ground up and is eager to help shape AI tooling for the mobility industry.Work across the full stack to solve complex problems using incomplete and messy dataDesign and evolve canonical data modelsBuild pipelines to handle real-world data inputsDefine and...