Senior React Frontend Engineer — Ownership

Aldia is seeking a Frontend Developer (React) to join our Barcelona team full-time. You will collaborate daily with design and backend to build scalable, resilient web apps and own features from ideation to delivery.You should have at least five years of frontend experience with React, a background in computer engineering or related fields, and fluency in...

ERNI is seeking a senior Software Engineer to join our Industrial Automation software platform. You will apply your React expertise and software design experience to build high-quality, responsive features as part of a global development team. As a senior profile, you will mentor others, participate in code and design reviews, and drive quality through unit...

Rover, a fast-growing tech company, invites a frontend engineer to join the Client Platform team in Barcelona. You will focus on web and React Native frontend, helping build scalable UI components and workflows as Rover migrates to Next.js and embraces AI-assisted development. You'll collaborate with cross-functional teams to deliver high-quality experiences...

Barcelona, Spain · Full-time · Fully office-based€55,000–€70,000 gross per yearCandidates must already be based in Barcelona. Visa sponsorship is not available.Help make powerful AI feel simple.Migma is building an AI platform that creates and sends on-brand email campaigns end to end. We are a two-person founding team in Barcelona, hiring a frontend...

MediaMarktSaturn Technology is seeking a Senior Frontend Software Engineer to design, develop, and maintain scalable web applications using React and TypeScript. You will build reusable UI components, optimize performance, and collaborate with product, design, and backend teams across multiple workstreams. You will work in a hybrid setup from our Barcelona...

AUBAY selecciona un/a Ingeniero/a Frontend con experiencia en React 18+ para Barcelona (Zona de Sant Andreu) en modalidad híbrida. Desarrollarás productos en el ámbito médico y colaborarás en proyectos innovadores para potenciar tu formación y capacidades en un entorno de crecimiento.Se valorarán conocimientos de TypeScript con tipado estricto,...

Enginy AI in Barcelona is building an AI-native GTM platform; as a Frontend Engineer you'll own dashboards, campaign builders and reporting UIs that turn a powerful engine into a product people love. You will work with Product and Design to shape frontend as we scale. Ideal candidates have 5+ years of frontend experience, strong TS/React, and a passion for...

Rover, a fast-growing tech company, invites a frontend engineer to join the Client Platform team in Barcelona. You will focus on web and React Native frontend, helping build scalable UI components and workflows as Rover migrates to Next.js and embraces AI-assisted development. You'll collaborate with cross-functional teams to deliver high-quality experiences...

Rover is expanding its Client Platform team in Barcelona. We are seeking a senior frontend engineer with a strong web and React Native background to own cross‑platform UI work, set standards, and mentor local engineers. This is a hybrid role based in Barcelona's Poblenou, two days per week in-office, with relocation considered. The role emphasizes building...