Empleos de full-stack engineer nextjs springboot en Madrid

We're looking for a Full-Stack Engineer to join our team and help shape the future of contextual advertising as we continue to expand globally. Who We Are At Seedtag, our goal is to lead the change in the advertising industry because we believe that effective advertising should not be at odds with users' privacy. Every day, our teams develop new services...

Buscamos un full stack engineer con una base técnica sólida y, sobre todo, una alta capacidad de aprendizaje y actitud proactiva. No requerimos años de experiencia en entornos complejos, sino una persona con "hambre" tecnológica, que quiera especializarse en la automatización de infraestructuras y que se sienta cómoda trabajando en entornos...

Job Description Kleinanzeigen reaches 36M+ monthly users and is Germany's leading online classifieds market. We are a sustainability-focused platform where you won't just write code; you will power the services that bridge our high-traffic backend with seamless user experiences. Job Description Kleinanzeigen reaches 36M+ monthly users and is Germany's...

UST España & Latam is seeking a Senior Full Stack Java Engineer to join a cross-functional Agile team in Madrid. You will own the full software lifecycle, building scalable backend services and modern frontend apps, and collaborating with architects and business stakeholders. The role requires 7+ years in Java and 3+ years in Full Stack, with expertise in...

DITECH GROUP busca un profesional senior para desarrollar y mantener soluciones software complejas en un entorno internacional.Se requerirá experiencia demostrada en Java, Java Enterprise y en la gestión de APIs RESTful, con foco en seguridad, pruebas y monitoreo.Se valorará experiencia en frameworks modernos de frontend y en herramientas de IaC, con...

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 solutions.How you will contributeYou will ensure that delivered services are optimized to meet business demands and the service...

MaxIT Consulting – Max Corporate Group in Barcelona is seeking a Senior AI-First Full-Stack Engineer to own the end-to-end product stack in a fast-growing European tech company building an AI-powered workforce platform for healthcare.You will work hands-on across frontend and backend, using TypeScript, React, Java, Python, and cloud platforms (AWS/GCP),...

Why Join Us? 100% remote | Global team | Full-time If you're looking to work on cutting-edge AI products, solve challenging problems, and be part of a fast-moving, high-talent team, you'll love it here. Join NineTwoThree AI Studio, a remote-first product design, engineering, and marketing studio, founded in 2012 and based in Boston. We build AI-powered web...

Toggl is seeking a Senior Full Stack Engineer to join a Tribe responsible for Toggl 2.0, a unified planning, time tracking, and time intelligence product. You’ll own cross‑functional features from API to UI, working with React/TypeScript on the frontend and Golang on the backend, with PostgreSQL as the data layer. You’ll collaborate with product...

Avooq is seeking a talented Full-Stack AI Engineer to migrate to scalable infrastructure and maintain a high-performance platform. You will lead the migration to custom cloud infrastructure, build scalable React/Next.js and Node.js systems, and deploy production-grade AI/LLM integrations with high concurrency. Ideal candidates have 5+ years of full-stack...

Senior AI-First Full-Stack EngineerMaxIT 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...

Are you a forward-thinking professional with a strong background in backend and frontend development and an interest in financial services? Join EPAM in Madrid as a Senior Full Stack Engineer in the private banking sector and accelerate your career in financial services technology. We're looking for a team player with excellent communication skills,...

The Opportunity: Join our product engineering team in the US to build features that directly impact how customers experience and adopt our platform. This role bridges technical execution and product thinking - you'll ship user-facing features while making architectural decisions across the entire stack. You'll work end-to-end: designing interfaces, building...

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...

* 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...

BME - Bolsas y Mercados Españoles - drives the transformation of financial markets and belongs to SIX, the third largest exchange group in Europe. What sets us apart drives us ahead: between local roots and global relevance, we are a unique blend of tradition and future, of foundation and growth. We value bright minds and inspire them to grow with their...

Senior Consultant | AI, Semiconductor, Embedded Systems, Software Engineering, C‐Suite Join a forward‐thinking team where you will take full ownership of AI solutions from concept through to production. This role is ideal for a hands‐on Full‐Stack AI Engineer who enjoys building intelligent, scalable systems that deliver real customer value across...

Our client is an early-stage financial technology company building a global, non-custodial consumer application that allows users to hold, spend, and transfer money across borders without relying on a traditional bank. The platform is powered by blockchain technology but is designed to feel familiar and accessible to mainstream users. It removes much of the...

Taxfix in Madrid is seeking a Staff Software Engineer to build core features for our flagship product, turning complex tax scenarios into simple, reliable experiences. You will own end-to-end work in a cross-functional team, with a strong emphasis on AI-assisted engineering and maintainable design across frontend and backend systems. You will collaborate...

NOTE: This position can be remote in any EMEA country ClickHouse has a hiring presence.We are hiring talented Full Stack Software Engineers for our Control Plane team.The team focuses on great user experience, seamless, automated, and scalable cloud infrastructure deployment, and lifecycle management.We build and maintain the Cloud Console—a sophisticated...