Experienced Software Engineer Customer Order Services (m/f/d)

MediaMarktSaturn Retail Group · Ingolstadt, Bavaria, Germany

Location

Ingolstadt

Job Type

Full-time

Posted

June 15, 2026

Job Description

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 platforms

Development 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 auditability

Build-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 protection

Operation 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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