platform engineer for a marketplace

MediaMarktSaturn is Europe’s leading omnichannel consumer electronics retailer. Its marketplace enables third-party sellers to list products on its webshop and reach customers across Europe, expanding assortment, improving availability, and increasing online revenue. MediaMarktSaturn Technology develops customer-focused technology solutions for more than 6 million customers across 11 countries.

• Build and operate the Google Cloud / GKE platform with a focus on reliability, security, and scalability;
• Manage infrastructure as code using Terraform and GitOps with Flux;
• Make deployments predictable, reproducible, and safe;
• Improve CI/CD pipelines with GitHub Actions and automate where it adds leverage;
• Ensure strong observability using Prometheus and Grafana;
• Reduce platform friction, enable self-service, and set pragmatic standards;
• Debug production issues and focus on long-term fixes;
• Build small tools or automation in TypeScript/Node.js when appropriate.

• Work independently with strong ownership and clear communication;
• Hands-on experience operating Kubernetes in cloud environments and understanding real-world failure modes;
• Experience with GCP, including IAM, networking, and clusters;
• Experience managing infrastructure changes with Terraform;
• Experience with CI/CD systems, ideally GitHub Actions;
• Experience with GitOps workflows;
• Strong focus on monitoring, alerting, and system debuggability;
• Ability to contribute to development with TypeScript/Node.js, pipelines, or CLI tools;
• Understanding of modern backend architectures, including NestJS, REST/GraphQL, Pub/Sub, MongoDB, and Redis;
• Trade-off-oriented thinking with explicit decision-making;
• Nice to have: English, Spanish, and German language classes.

• 10% Discount on the MediaMarkt website;
• Flexible Pay “MediaFlex program”, including options such as Ticket Restaurant and private health insurance with DKV;
• Flexible working time and the possibility to combine home office and on-site work;
• Intensive workday every Friday and during summer;
• Choice between two offices in Barcelona;
• Meals at one office for less than €4;
• Training budget;
• Language classes in English, Spanish, and German;
• Paid day off on the employee’s birthday;
• Young environment with opportunities to contribute to and co-create the Tech Hub culture and international collaboration model.