Empleos de contract full-stack engineer en Madrid

AI Engineer / Full Stack Developer - AI Reporting & Insights - Barcelona or Warsaw based Madrid, SpainWarsaw, PolandFull timeR-Job Description Are You Ready to Make It Happen at Mondel?z 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...

We are a European digital freight platform that simplifies the way shippers, carriers, and brokers connect. With a multicultural team of experts in land freight transport, we are leveraging our team's extensive knowledge, supported by our platform to provide an effective and great service to our customers. Supplemented by an in house broker team focused on...

Full-Stack Engineer --- Industrial AIBarcelona | Full-time | HybridcoatingAI is looking for aFull-Stack Engineerto join our growing team and help build the software powering the next generation of intelligent industrial coating systems.We are a technology startup combiningAI, software, 3D measurement, and industrial automationto make powder-coating processes...

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.About...

Our client is transforming the car rental industry through an asset-light, data-driven platform that helps dealerships and workshops turn idle vehicles into new revenue streams. With650+ locationsacross Europe and the US, their marketplace connects vehicle supply with customer demand while supporting expansion into new international markets. They're now...

Fullstack Engineer – Series B AI Startup | Spain (100% Remote)I’m partnered with a fast‑scaling AI startup, fresh off a Series B raise, looking for an early hire Developer to shape the next generation of their platform. You'll build the GenAI behind some of the products that you use every single day.This is a role for hands‑on builders who enjoy...

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...

We currently have a vacancy for aFull Stack developerfluent in English, to offer his/her services as an expertremotely (within EU). In the context of the first assignment, the successful candidate will be integrated in the Development team of the company that will closely cooperate with a major client’s IT team.Designing and developing tools to interact...

Full Stack Software Developer – AI-Enabled Fleet ManagementTake your career to the next level withAmaris Consultingas aFull Stack Software Developerworking on anAI-enabled fleet management solution. You’ll join an international, fast-growing group with a €800M turnover and 1,000+ clients worldwide, contributing to innovative digital solutions used...

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 solutionsDesign client-side and server-side architectureBuild the front-end of applications through appealing visual designDevelop and manage well-functioning...

OverviewTROOP is a group meeting planning and travel management platform that helps companies bring teams together for in-person meetings. The experience starts with TROOP's award-winning Intelligent Destination Recommendations, which use advanced algorithms to help meeting planners pinpoint the perfect meeting destination, considering travel time, climate...

We’re looking for aFull-Stack Engineerto join our team and help shape the future of contextual advertising as we continue to expand globally.Who We AreAt 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 that...

Albertine builds white-label digital concierge experiences for luxury brands and their members. The product runs on a multi-tenant TypeScript platform: a Hono API that powers member-facing concierge apps, LMT - the internal platform agents use to manage members and operations - plus payments, recommendations, messaging, and a growing set of third-party...

En Minsait, creemos en el talento que impulsa el cambio. Únete a nuestro equipo de desarrollo de software en sector Retail comoFull Stack Developer (Java / React) con mayor foco Backendy sé parte de esta transformación, y trabajar en una modalidad de trabajo FULL REMOTE desde cualquier punto de España, o en un formato híbrido en A Coruña.Lo que harás...

Deeto is transforming how B2B companies grow by turning their customers into their most powerful growth engine. Our AI‑powered voice of customer (VoC) platform makes it effortless for companies to capture, organize, and activate authentic customer voices—delivering the right proof points at the right moment to accelerate deals and build trust at...

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...

Pillar was founded in 2025. Today, we are 80+ people, serve 900+ customers, raised €12 million in 2026, and are expanding internationally.We are building the financial operating system for construction: bringing AI, automation, and modern software to an enormous industry still full of slow, fragmented processes.We are looking for a product-minded Full...

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...

Are you passionate about modern technology and motivated to build reliable financial market infrastructure? Do you thrive in an agile, self-organized environment where collaboration, trust, and innovation guide the way? Then our software development team would like to hear from you. We develop and operate the TriParty Agent (TPA), a critical financial...

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...