Experteer Overview
In this role you design and evolve COS REST APIs and event schemas to enable contract-first integrations, connecting OMS with SAP and other corporate apps. You build distributed, event-driven order workflows and ensure reliable, auditable processing across the enterprise. You operate a cloud-native platform on GCP/Kubernetes, focusing on performance, security, and data quality for order data. You join a cross-functional team to shape the end-to-end order journey and drive scalable, compliant solutions.

Compensaciones / Beneficios
• Design, implement and evolve COS REST APIs and event schemas (OpenAPI, API Gateway) to enable decoupled integrations
• Develop and orchestrate event-driven order workflows using Kafka/Kafka Streams and Temporal
• Model order data with Protobuf and databases (MongoDB, PostgreSQL) and support real-time synchronization to corporate systems
• Ensure data quality, PII safeguards, and auditing; facilitate analytics via Pub/Sub to BigQuery
• Operate the platform on GCP/Kubernetes with GitOps (Flux); monitor, troubleshoot, and improve SLAs, security, and resilience





Responsabilidades
• Strong experience building event-driven, distributed systems
• Kotlin on the JVM; Java proficiency; Python or TypeScript a plus
• Designing contract-first RESTful APIs with OpenAPI and API gateway policies
• Relational and NoSQL databases (MongoDB, PostgreSQL); schema design and performance tuning
• Cloud-native operations (GCP, Kubernetes, Terraform); GitOps (Flux); CI/CD; observability
• Synchronous and asynchronous integrations (Kafka, Google Pub/Sub) across enterprise systems
• Reliability, security, and compliance for customer order data (SLA, auditability, GDPR/PII)
• Clear communication and cross-functional collaboration skills

Requisitos principales
• 10% discount on MediaMarkt website
• Flexible Pay via MediaFlex
• Versátil working hours; home office option
• Two office locations in Barcelona area
• Training budget for skills development
• Language classes (English, Spanish, German)

📌 Experienced Software Engineer - Fulfillment Order Management (m/f/d) (Barcelona)
🏢 Mediamarktsaturn
📍 Barcelona