Experteer Overview In this role you will shape the frontend of our global 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
- 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 practicesResponsabilidades
- 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 (React Testing Library, Playwright)
- Experience integrating APIs, ideally with GraphQL and/or REST
- Practical experience using AI and agent systems
- Ability to take ownership of features from concept to delivery
- Structured and analytical way of working with strong problem-solving skills
- Strong communication skills and the ability to collaborate with cross-functional teams
- Experience mentoring other engineers and contributing to a culture of continuous improvement
- Fluency in EnglishRequisitos principales
- 10% discount on MediaMarkt website
- Flexible Pay (MediaFlex program)
- Versátil 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

📌 Experienced Software Engineer - Retail Media (M/F/D) (Barcelona)
🏢 Mediamarktsaturn
📍 Barcelona