We are looking for a Front-End Developer who will have the opportunity to work with a modern technology stack, including Modern.js, Module Federation, Sass, TypeScript, OpenAPI, Nx, pnpm, Docker, Rstest, Playwright, within an agile and technology-driven environment. As the project is currently undergoing a transition phase, you should be prepared to work with legacy code when required. This may involve maintaining and enhancing implementations ranging from older React/Webpack solutions to code originating from the jQuery era. You will collaborate closely with colleagues across different disciplines, contributing to an innovative, cross-functional, and highly technical environment. Role Description
• Develop and maintain the front end of our continuously evolving, enterprise-scale general eCommerce platform, supporting our online catalog and processing customer transactions in more than 55 countries worldwide.
• Build and maintain decentralized frontend modules within a micro-frontend architecture powered by Module Federation and Modern.js.
• Create and maintain tests and documentation to ensure high code quality. This includes unit testing with Rstest and contributing to end-to-end quality assurance through the daily use of SonarQube.




• Coordinate and align development activities with various stakeholders, a dedicated Operations team, and a QA team.
• Support and collaborate with a distributed, cross-border agile team located in Spain, Germany, and Lithuania. Requirements
• Degree in Information Technology or a related field.
• 3+ years of relevant professional experience.
• Strong hands-on experience with React, state management, TypeScript, Sass, and Git (GitLab).
• Experience with Modern.js (or similar React meta-frameworks), OpenAPI, fundamental CI/CD concepts, Docker, and Module Federation is considered a plus.
• Commitment to delivering high-quality code and exceptional user experiences.
• Ability to work effectively within an international and diverse team, supported by strong communication skills.
• Independent, structured, and proactive approach to work, combined with a holistic mindset.
• Good written and spoken English skills, as daily communication will be conducted in English, including technical discussions and the ability to articulate complex topics clearly.
• Spanish, German, and Lithuanian language skills are appreciated but not required.

📌 Frontend Developer (L'Hospitalet de Llobregat)
🏢 Festo Se Kg
📍 L'Hospitalet de Llobregat