Empleos de developer frontend react en Barcelona

We're building an AI-native platform with autonomous agents, smart workflows, and real-time voice interactions. Looking for a Full-Stack Engineer. Salary : €60k-€80k Hybrid : BCN 3 Days, Remote : 2 Days. Team : of 3 co-founders now. 6 by the end of the year. You will be our 1st employee! LONG VERSION Key Information Who are we? We're a SaaS AI hiring...

Experteer Overview En este rol te incorporarás a un equipo en expansión para soportar múltiples proyectos de 0 y evolutivos en el sector seguros. Trabajarás en backend Java y, para completar el perfil, avanzarás hacia el desarrollo full stack con React en el frontend (con formación si procediera). Colaborarás con equipos internacionales y con la...

We simplify wealth creation. Founded in 2014 in Vienna, Austria by Eric Demuth, Paul Klanschek and Christian Trummer, we’re here to help people trust themselves enough to build their financial freedom — for now and the future. Our user-friendly, trade‑everything platform empowers both first‑time investors and seasoned experts to invest in the...

Responsibilities - Lead the engineering effort to migrate our marketing site and customer funnels out of Webflow and into an ultra‑fast, self‑hosted frontend built on Next.js/Vercel and Payload CMS. - Architect dynamic, programmatic landing page templates for high‑value VIP accounts that pull tailored assets, logos, and account metrics flawlessly...

Jobtailor busca un/a desarrollador/a con experiencia en backend y frontend para definir y desarrollar microservicios y servicios con Node.js y TypeScript, en un entorno ágil, en Barcelona, España.Trabajarás con APIs REST, pruebas con Jest y frameworks como Vue/React/Angular, integrando con servicios externos y manteniendo buenas xqbhyrx prácticas de...

Senior Full Stack Developer Barcelona 3–6 Month Engagement Aumente sus posibilidades de conseguir una entrevista leyendo la siguiente descripción general de este puesto antes de presentar su candidatura.I’m currently working with a high-growth AI-focused technology team looking for a Senior Full Stack Developer to join them on an initial 3–6...

We power people’s progress.At Preply, we’re all about creating life-changing learning experiences. We help people discover the magic of the perfect tutor, craft a personalised learning journey, and stay motivated to keep growing. Our approach is human-led, tech-enabled - and it’s creating real impact.We’ve just reached unicorn status with a $150M...

Ersilia in Barcelona is seeking a Senior Full Stack Engineer to own product features across frontend and backend. You will build with React on the frontend and Node.js on the backend, delivering high-quality software used by customers daily. Based in Barcelona with a hybrid model, you will collaborate with Product and Design, influence technical decisions,...

Hello!We're looking for a Staff Software Engineer to help build AI-native features into Factorial's product. Not a researcher, not a model trainer: a product engineer who builds with LLM APIs the same way we build with any other API, shipping real features to real customers in production.At Factorial, being a Staff Engineer means leading technical...

Descripción del trabajoAt LGT Digital Factory we are searching for Performance Engineer for our Barcelona Office.Cualquier información adicional que necesite para este trabajo se encuentra en el texto a continuación. Asegúrese de leerla detenidamente y luego envíe su solicitud.WHAT CAN YOU EXPECT?LGT is committed to developing and operating modern and...

Descripción del trabajoAt LGT Digital Factory we are searching for Performance Engineer for our Barcelona Office.WHAT CAN YOU EXPECT?LGT is committed to developing and operating modern and cloud native applications with the primary goal of enhancing operational efficiency and creating great client experience.LGT Digital Factory (DiF) acts as a strategic...

This job is with HP, an inclusive employer and a member of myGwork – the largest global platform for the LGBTQ+ business community. Please do not contact the recruiter directly.Senior SW Engineering Lead (Technical Lead / Solution Lead)Description -DescriptionHP is seeking an experienced Senior Software Engineering Lead to drive engineering excellence and...

Q-tech is seeking a seasoned software engineer to help build high‑quality products that improve lives, including pets. The role focuses on backend with Python, frontend with ReactJS/React Native, and strong UX and testing practices.You’ll work in a hybrid model (office Mondays and Thursdays) with a values‑driven team that mentors others and grows...

Social You busca un Senior Fullstack Engineer / Tech Lead para liderar la arquitectura de su plataforma IoT en Barcelona. Serás referente técnico con autonomía para definir estrategias y roadmap, trabajando en microservicios y despliegues multi-país. Se valorará experiencia en Docker, Kubernetes, CI/CD, y frontend con React. Ofrecen modelo híbrido y...

In this Senior Frontend Developer role, you will build and maintain modern web interfaces for an aeronautical-focused company in Barcelona. You will work in a cross-functional team to deliver scalable UI features using Angular and TypeScript, aligning with UX/UI best practices. You'll tackle performance, accessibility, and code quality while collaborating...

Preply Inc.¿Todo listo para enviar su solicitud? Por favor, lea la descripción al menos una vez antes de hacer clic en "Solicitar".in Barcelona is seeking a Senior II Full-Stack Engineer (back-end heavy) to join a cross-functional team.You’ll design and evolve scalable back-end systems with Python/Django while contributing to frontend in...

Preply is seeking a Senior Full Stack Engineer for the CRM team. You will own backend services in Python/Django and frontend work in React/Typescript, enabling automated, AI‐assisted communications across millions of learners and tutors. You'll lead cross‐functional initiatives, ship features quickly, and mentor others while focusing on scalable,...

Schwarz Digits creates the technological foundation for digital sovereignty in Europe. 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 Production and PreZero. At the same time, we operate as an independent provider in the external market to...

IT – 14/2025 Oferta de empleo: Desarrollador. NET (Híbrido/Barcelona). Seleccionamos para empresa de producto consolidada y con más de 15 años de experiencia, un Desarrollador Full Stack -. NET + Angular-. Con un producto presente en 30 países, desarrollan y comercializan soluciones de Business Intelligence y soluciones tecnológicas para el sector de...

Responsibilities Lead the engineering effort to migrate our marketing site and customer funnels out of Webflow and into an ultra‑fast, self‑hosted frontend built on Next.js/Vercel and Payload CMS. Architect dynamic, programmatic landing page templates for high‑value VIP accounts that pull tailored assets, logos, and account metrics flawlessly without...