Senior Backend Engineer – Cloud, Microservices & Payments

MediaMarktSaturn Plattform Services GmbH in Barcelona seeks a seasoned Backend Engineer with Kotlin expertise to build value-added features and guide architectural decisions for a cloud-enabled, microservices-based stack. You will own api design, database integration, and cloud-native deployment, while mentoring peers and driving DevOps practices. The role emphasizes performance optimization, security, and monitoring using Grafana/Prometheus/Kibana, with flexible hybrid work options in a J-1880…