Empleos de remote freelance full-stack engineer en Madrid

AI Engineer / Full Stack Developer - AI Reporting & Insights - Barcelona or Warsaw based Madrid, Spain Warsaw, Poland Full time R- **Job Description** **Are 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...

Spain | Remote | Senior Engineering Opportunity MaxIT Consulting - Max Corporate Group is looking for aSenior Full-Stack Engineer, Consumer Fintech to join a fast-growing New York fintech company building banking and payment products for US prediction markets and regulated gaming. The company develops consumer-facing financial products covering account...

Publicis Groupe ANZ is seeking a Full Stack Developer to join the Martech team. You will develop internal products, integrate Martech platforms, and automate processes across national and international projects. You will design frontend and backend features, build REST and GraphQL integrations, and collaborate with consultants, architects, and other...

Role:Senior Full Stack Engineer (Remote) Location:Remote (Work from Anywhere) Role Overview:We are hiring for one of our clients, seeking a Senior Fullstack Engineer to work on a Full-Time basis. The role involves designing, developing, and maintaining full-stack applications using modern technologies. You will collaborate with cross-functional teams to...

OverviewJoin to apply for theFull Stack Engineerrole atBrainRocket . BrainRocket is a global company creating end-to-end tech products for clients across Fintech, iGaming, and Marketing. Young, ambitious, and unstoppable, we\’ve already taken Cyprus, Malta, Portugal, Poland, and Serbia by storm. Our BRO team consists of 1,300 bright minds creating...

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...

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...

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...

En Evolve, creemos en el poder de la educación para cambiar vidas. Ofrecemos programas de alta calidad en tecnología, diseñados para preparar a nuestros estudiantes para los desafíos del futuro. Nuestro equipo está compuesto por profesionales apasionados y dedicados a la excelencia educativa. Únete a nosotros y forma parte de una comunidad que valora...

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...

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 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...

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 solutions Design client-side and server-side architecture Build the front-end of applications through appealing visual design Develop and manage...

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...

Overview TROOP 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...

En Talent Insights, somos una agencia de networking especializada en perfiles técnicos y tecnológicos. Nuestro objetivo es hacer del proceso de selección una experiencia diferenciadora, de calidad y eficiente, tanto para profesionales como para empresas. Colaboramos con una compañía del sector food-tech y delivery digital, en plena fase de crecimiento y...

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...

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...

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...

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...

AI Engineer / Full Stack Developer - AI Reporting & Insights - Barcelona or Warsaw basedMadrid, Spain Warsaw, Poland Full time R- Job Description Are 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...