Empleos de remote full stack engineer en Barcelona

Okify, a Barcelona-based PropTech startup, is seeking a Software Engineer to own end-to-end features across client portals and automation engines. You will collaborate with utility and insurance partners to establish and troubleshoot integrations, while solving architectural challenges alongside the founders in a small team.Based in or near Barcelona with a...

JobServe Ltd is looking for an experienced Full Stack Engineer for a 12-month remote contract across Europe. You will design, develop and optimise scalable web applications, working across Front End and Back End technologies. You will own product features, collaborate with technical teams, and ensure secure, reliable solutions aligned with business needs....

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...

Extia Group recherche un Développeur·se Full Stack Java / React pour travailler sur des solutions applicatives en Barcelona, Espagne. Expérience around 5 ans et autonomie attendues. Poste en télétravail à 100 % au sein d'un environnement international. Le candidat idéal maîtrise Java côté back-end et React côté front-end, et sait intervenir sur...

Affirm, Inc. is hiring a Software Engineer II, Fullstack (Repayment UX) to join our remote-first team based in Spain. You will help design and ship backend systems and web apps using React or Vue, with optional React Native experience. The role supports a European-wide time zone and requires on-call rotation. The Repayment UX team works across product,...

Exoticca is seeking a FullStack Engineer to design and build modern, scalable services using NextJS, Node.js, TypeScript, and MongoDB. You’ll develop robust, maintainable services powering our e-commerce platform with an event-driven approach for growth and reliability. You will collaborate with cross-functional teams, craft clean APIs, and drive code...

YO AI Labs is seeking a seasoned Full-Stack Software Engineer to support an AI training project. This contractor role offers approximately 15 hours per week with flexible scheduling and fully remote work. You will develop across front-end and back-end, integrate APIs, review AI-generated code for quality, security, and performance, and adapt builds between...

JobTailor, una empresa tecnológica en expansión, busca un Desarrollador Full Stack para trabajar de forma totalmente remota. Serás responsable de diseñar, desarrollar e implementar aplicaciones web escalables, con énfasis en microservicios y optimización de infraestructuras en la nube.Deberás dominar APIs REST, trabajar con front-end moderno (React,...

Concentrix Spain Business Process Outsourcing S.L.U. busca un Desarrollador Full Stack para unirse a un equipo totalmente remoto. El rol se centra en desarrollar aplicaciones web escalables, APIs REST y una arquitectura de microservicios, con experiencia en plataformas cloud como AWS, Azure o GCP.Se valorará experiencia en Docker/Kubernetes, DevOps y...

Journi Limited, a London-based technology consultancy, partners with businesses to support their technology needs from strategy through delivery. We build bespoke software, drive digital transformation, team augmentation, and ongoing technical support to help clients scale quickly with experienced professionals.The role is a Full Stack Engineer with .NET 6+...

Zartis is seeking a Full Stack Engineer with a strong backend focus to join our distributed team. You will design and implement production-grade services in Java Spring Boot, with an emphasis on scalable APIs, data modeling, and robust cloud infrastructure.You will collaborate across product and engineering, practice DevOps, and contribute to an...

Lead engineer for an AI platform, guiding architecture and delivering features on web/mobile. Works with founding team, mentors engineers, and has 5+ years of experience. Remote role with competitive salary and equity.

YO AI Labs is seeking experienced Full-Stack Software Engineers to support an AI training project focused on software development, debugging, code evaluation, and technical problem-solving. This is a contractor role offering about 15 hours per week and fully remote work globally. Responsibilities include building and debugging frontend and backend systems,...

Workflow Management Software Engineer (RE2)Employer Barcelona Supercomputing Center Location Spain Sector Other Atmospheric Sciences (AS)Climate: Past, Present & Future (CL)Earth and Space Science Informatics (ESSI)Type Full time Level Experienced Open Preferred education Master 31 December 2026Posted 28 July 2026Context And Mission In the framework of the...

Join Tether and Shape the Future of Digital FinanceAt Tether, we’re not just building products, we’re pioneering a global financial revolution. Our cutting‑edge solutions empower businesses—from exchanges and wallets to payment processors and ATMs—to seamlessly integrate reserve‑backed tokens across blockchains. By harnessing the power of...

Permut is the leading conversational AI platform for brands to build, optimize and scale AI agents across every customer channel. +100 amazing brands chose Permut in our first year. Our ambition is to become the platform that powers how brands serve, engage and sell through AI. We’re looking for builders who move fast, take ownership and care about...

MaxIT Consulting – Max Corporate Group is looking for aSenior 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...

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...

Explore Group is seeking a Senior Full Stack Engineer for a fully remote six-month contract. You will work across the stack to deliver scalable e-commerce features, with a strong emphasis on AI-assisted development tooling. The role demands hands-on expertise in React and Node.js, with a track record of production-grade deployments and an autonomous working...

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...