MediaMarktSaturn Retail Group • Ingolstadt, Bavaria, Germany • Posted June 15, 2026
Location
Ingolstadt, Bavaria
Job Type
Full-time
Category
Computer Occupations
Posted
June 15, 2026
Your Tasks
Design, implementation, and continuous evolution of COS REST APIs and event schemas (OpenAPI, Kong), enabling contract-first integrations and decoupling of consumers from OMS platformsDevelopment and orchestration of event-driven order workflows using Kafka/Kafka Streams and Temporal (basket-to-order, payment/checkout, digital activation, fulfillment/TMS), with a focus on reliability, idempotency, and auditabilityBuild-up, maintenance, and optimization of data persistence and propagation, including order data modeling in MongoDB and PostgreSQL, real-time synchronization with corporate systems, and support for analytics through Pub/Sub integration with BigQuery, ensuring high data quality and PII protectionOperation and continuous improvement of the platform on GCP/Kubernetes using GitOps (Flux), including production monitoring and troubleshooting, performance and scalability optimization, incident management,...
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