OverviewAs a Senior Frontend Developer, you will evolve the React Native framework with emphasis on web-mobile code sharing, collaborating in a cross-functional agile team.

You'll build high-quality software and foster a culture of quality across the company.

The role supports Schwarz Digits' mission to enable digital sovereignty in Europe by delivering scalable frontend solutions.

You will work at the intersection of agility and security, contributing to impactful, enterprise-grade digital transformation.

ResponsabilidadesDevelop, maintain, and improve the React Native framework with cross-platform code sharing

Collaborate in a cross-functional agile team across the full development process

Build high-quality software and promote a culture of quality

Requisitos principales6+ years of frontend development experience

3+ years of React experience





Deep experience with React and libraries (React Query, Biome, Tailwind, Jest)

Experience with design systems and component libraries

Knowledge of Unit and Integration Testing

Strong understanding of architectural patterns and SOLID principles

Experience developing/publishing packages for others (component libraries)

Experience with React Native and native iOS/Android

Experience in international enterprise projects

Adaptability and strong problem-solving skills

Ability to work in a collaborative, multicultural environment

Fluent English in daily work and international collaboration

collaborative mindset

strong problem-solving

adaptability

React

React Native

React Query

📌 React Senior Frontend Developer (Barcelona)
🏢 Schwarz Gruppe
📍 Barcelona