Overview
In this role you will shape the frontend of our integral webshop, building scalable features and optimizing the customer journey. You will work with cross‑functional teams to translate user needs and business goals into compelling digital experiences. You’ll tackle performance, accessibility, and maintainability while collaborating across product, design, and backend partners. This is a hands‑on opportunity to influence frontend architecture and delivery at scale within a tech‑led retail group.

Compensaciones / Beneficios
- 10% discount on MediaMarkt website
- Flexible Pay (MediaFlex program)
- Flexible working time and home office options
- Intensive Fridays and summer work schedule
- Two office locations in Barcelona area
- Training budget for skill development and personal growth","Language classes (English, Spanish, German)","Birthday off","Working with cutting‑edge tech stack

Responsabilidades
- Design, develop, and maintain scalable web applications using React and TypeScript




- Build and evolve reusable UI components and frontend architectures focused on performance, accessibility, and maintainability
- Integrate frontend apps with APIs (GraphQL/REST) to deliver seamless experiences
- Ensure high code quality through testing, debugging, and continuous improvement (React Testing Library, Playwright)
- Collaborate with product, design, and backend teams to deliver data‑driven solutions
- Lead or contribute to feature planning, estimation, and implementation across multiple workstreams
- Drive improvements in frontend performance, developer experience, and engineering best practices

Requisitos principales
- 5–8 years of experience as a Software Engineer
- Strong expertise in JavaScript and TypeScript, with deep experience in React
- Proven experience building scalable and maintainable frontend applications in production
- Solid understanding of web performance, accessibility, and responsive design
- Hands-on experience with testing strategies and tools

📌 Experienced Software Engineer (Barcelona)
🏢 Mediamarktsaturn
📍 Barcelona