Empleos de remote senior fullstack engineer en Barcelona

Equitable Earth is seeking a Senior Fullstack Engineer to build and evolve web and mobile apps, collaborating with the Tech Lead and Product team. You will own features end-to-end, mentor peers, and push for high engineering quality, including AI-driven workflows. The role is fully remote with significant overlap with French business hours, offering a...

We are bsport. The place to be! bsport is an all-in-one platform combining boutique fitness and advanced technology. Our platform helps our partners manage their bookings, payroll, marketing and more, to streamline operations and boost their commercial success. Since we launched in 2019, we have already achieved the following: We’ve built a community of...

Build the Infrastructure Powering Global InvestingCan you design, build, and operate scalable distributed systems whilst still shipping customer-facing products?Have you built software that serves millions of users, processes large volumes of data, or supports mission-critical business operations?Do you enjoy solving complex engineering challenges across...

Join one of Southern Europe's fastest-growing startups Enginy is a Barcelona-based startup and one of Southern Europe's fastest-growing companies ranked #3 in the Sifted 100: Southern Europe 2026, and we're just getting started. We're building the AI-native GTM platform for modern B2 B teams, combining prospecting, enrichment, intent signals, AI research and...

Join one of Southern Europe's fastest-growing startups Enginy is a Barcelona-based startup and one of Southern Europe's fastest-growing companies ranked #3 in the Sifted 100: Southern Europe 2026, and we're just getting started. We're building the AI-native GTM platform for modern B2B teams, combining prospecting, enrichment, intent signals, AI research and...

Exoticca Travel UK Limited in Barcelona is seeking a Senior Back-end Software Engineer. This position involves building systems for travel product configuration and ensuring operational excellence.The ideal candidate has strong problem-solving skills, experience with AI tools, and a deep understanding of RESTful APIs. The role offers a competitive salary,...

About our client Our client builds a leading digital identity and fraud prevention platform used by banks, fintech companies, online marketplaces, and other regulated businesses worldwide. Their products combine biometric identity verification, document and image processing, and advanced fraud detection to help customers balance frictionless digital...

Alan, the health prevention platform, is hiring in Spain. You would join the Engineering team building AI agents that answer 1M+ members’ questions about reimbursements, coverage and claims — instantly and without a human. We move fast with ownership, ship production AI, and use a stack of React, Python/Flask, PostgreSQL. Remote-friendly, in-person...

Appfire is seeking a senior software engineer to join The Astroneers, focusing on JMWE/JMCF products. You will contribute across the full product lifecycle, delivering scalable cloud applications used by thousands of customers. You will collaborate with cross-functional teams, design and implement in Effect-TS and Node.Js, promote best practices, automate...

Appfire is seeking a skilled Senior JS/TS engineer to join the Astroneers team, working on JMWE/JMCF products and related features. You will contribute across ideation, design, development, release, and maintenance in a transparent, supportive environment. You will design scalable applications using Effect-TS and Node.js, applying best practices, and...

Senior Fullstack Engineer in Madrid/Barcelona (remote) for an International clientJob role: Senior Fullstack Software EngineerJob description: A Senior Fullstack Software Engineer with high experience in DevOps, Kubernetes & Python. Location: Madrid/Barcelona (Remote)Languages required: English (C1) MANDATORYMinimum experience: 5 to 7 yearsRate:...

We are on a mission to pioneer the world’s next era of play. As we grow across Europe and Latin America, we’re building The Playstack - the technology powering the next generation of sports, gaming, and fan experiences. Join us, and help make it the most widely used platform in the world! From operations, to marketing, to product, we are looking for...

AtWorkfully, we’re building the first global recruitment marketplace where independent recruiters can grow, engage, and monetize their talent networks — connecting them to meaningful opportunities at innovative companies worldwide.Our technology is designed to make recruiting more transparent, fair, and scalable. We’re a profitable early-stage company...

Senior Fullstack Developer Buscamos un/a Senior Fullstack Developer con una sólida orientación backend para trabajar principalmente sobre servicios Java y frontend React. Participará en el desarrollo y evolución de sistemas complejos integrados con aplicaciones legacy, contribuyendo a la evolución de una arquitectura basada en eventos a gran...

Senior Fullstack Engineer in Madrid/Barcelona (remote) for an International clientJob role: Senior Fullstack Software EngineerJob description: A Senior Fullstack Software Engineer with high experience in DevOps, Kubernetes & Python.Location: Madrid/Barcelona (Remote)Languages required: English (C1) MANDATORYMinimum experience: 5 to 7 yearsRate:...

Fullstack Developer Senior (.NET+React)Referencia: # Localización: BarcelonaNuestro cliente es una compañia multinacional del sector aseguradorBuscamos un/a Fullstack Developer Senior con más de 5 años de experiencia para unirse a nuestro equipo de desarrollo. NET (C#) para el backend y de React.js para el frontend.Serás responsable de diseñar,...

Senior Fullstack Engineer in Madrid/Barcelona (remote) for an International clientJob role: Senior Fullstack Software EngineerJob description: A Senior Fullstack Software Engineer with high experience in DevOps, Kubernetes & Python.Location: Madrid/Barcelona (Remote)Languages required: English (C1) MANDATORYMinimum experience: 5 to 7 yearsRate:...

Capitole is seeking a Senior Fullstack Engineer with a strong frontend mindset to join an international project. You will contribute to the evolution of the central platform used by developers across the organization, focusing on modern frontend experiences, Backstage integrations, and cloud-native solutions. You will develop React-based UI components, build...

Capitole is growing fast and seeking a Software Engineer in Barcelona to join a multidisciplinary team building Drives Configuration and Programming software for a global leader in industrial automation.You will own features end-to-end, design solutions, review code, and collaborate with teams across Japan, the US and the Netherlands to deliver high-quality...

We are bsport. The place to be! bsport is an all-in-one platform combining boutique fitness and advanced technology. Our platform helps our partners manage their bookings, payroll, marketing and more, to streamline operations and boost their commercial success. Since we launched in 2019, we have already achieved the following: We’ve built a community of...