Empleos de fullstack engineer en Barcelona

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: We're building the AI-native GTM platform for modern B2B teams, combining prospecting, enrichment, intent signals, AI research and outreach into one product so sales teams can focus on...

Schwarz Digits creates the technological foundation for digital sovereignty in Europe. Si desea conocer los requisitos para este puesto, siga leyendo para obtener toda la información relevante. As the IT and digital division of the Schwarz Group, we develop and manage the IT infrastructures for the retail divisions Lidl and Kaufland, as well as Schwarz...

Schwarz Digits creates the technological foundation for digital sovereignty in Europe. Si desea conocer los requisitos para este puesto, siga leyendo para obtener toda la información relevante. As the IT and digital division of the Schwarz Group, we develop and manage the IT infrastructures for the retail divisions Lidl and Kaufland, as well as Schwarz...

Schwarz Digits creates the technological foundation for digital sovereignty in Europe. Si desea conocer los requisitos para este puesto, siga leyendo para obtener toda la información relevante. As the IT and digital division of the Schwarz Group, we develop and manage the IT infrastructures for the retail divisions Lidl and Kaufland, as well as Schwarz...

Experienced Fullstack Engineer needed for a financial tech company in Spain to develop backend systems for purchase protection features. Requires Python, Kotlin, and cloud experience.

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...

Talan Spain is seeking a Fullstack Developer for a 4-month contract to deliver a React-based mobile project with a strong focus on performance, offline capability, and efficient data synchronization. You will design, implement, and deploy a mobile-first PWA using React and TypeScript, build APIs with Python/FastAPI or Node.js, and work with PostgreSQL while...

Leyton in Barcelona is seeking a Full-Stack Product Engineer to own a product end to end — from users and roadmap to build and release — with no middleman between you and the people who use it. You'll join Mainloop Barcelona, an AI-native engineering team inside an established group, built from scratch this year and groudworking a future of...

Talan is an international consulting group specializing in innovation and business transformation through technology. With over 7,200 consultants in 21 countries and a turnover of €850M, we are committed to delivering impactful, future-ready solutions. Talan at a Glance Headquartered in Paris and operating globally, Talan combines technology, innovation,...

OverviewJoin New Relic to architect, build, and run high-scale JVM-based microservices that ingest and analyze massive telemetry data for an observability platform. You will own services end-to-end, optimize for performance and reliability, and contribute to deep observability and incident response in a fast-growing, AI-first environment. You'll work...

OverviewIn this role you will lead backend architecture and develop scalable Python services with FastAPI while contributing to frontend with ReactJS.You will drive technical decisions, promote best practices, and collaborate with product and engineering teams to deliver robust, high-performance solutions for thousands of concurrent users.The role emphasizes...

OverviewJoin the Payment & Basket Platform team to strengthen core stack and developer experience.You will help design high-performance, maintainable services while guiding cloud transition from on-premise.Collaborate across cross-functional teams to implement automated solutions for recurring support, foster a healthy technical culture, and contribute to...

Join Tether and Shape the Future of Digital Finance At 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...

Telgea, based in Barcelona, is seeking a Product engineer to own projects end to end from scope to production and launch. You will use AI tools to design and implement solutions that integrate with the core platform while working with the engineering team. This on-site role requires 3+ years as a full stack engineer and 1+ year with product management, with...

Mainloop AI in Barcelona is seeking a Full-Stack Product Engineer who owns a product end to end—from users and roadmap to build and release—without gatekeepers between you and the people who use it. You'll talk to users in person when possible, decide what comes next, and build front to back. You'll ship features, measure impact, and iterate based on...

Build the Infrastructure Powering Global Investing Can 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...

We are looking for a Lead FullStack Engineer with strong backend expertise to help us build reliable, scalable, and high-quality products. You will lead a small engineering team consisting of 3 engineers and 2 QA specialists. This is a hands‑on role requiring deep involvement in architecture, complex technical challenges, and production development. We...

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...

Senior Fullstack Engineer / Tech Lead – Plataforma IoTReferencia: #32026Localización: Barcelona Te motiva liderar la evolución técnica de una plataforma propia que está a punto de desplegarse en varios países? Quieres tener autonomía real, impacto directo y la posibilidad de marcar estándares tecnológicos desde cero? Esta oportunidad es para ti....

Senior Fullstack Engineer / Tech Lead – Plataforma IoTReferencia: #32026Localización: Barcelona Te motiva liderar la evolución técnica de una plataforma propia que está a punto de desplegarse en varios países? Quieres tener autonomía real, impacto directo y la posibilidad de marcar estándares tecnológicos desde cero? Esta oportunidad es para ti....