Who We Are
We are the tech powerhouse behind Kaufland's international online marketplaces, a company within the Schwarz Group. Our Tech & Product Team of about 400 experts pursues the goal of creating the best possible customer shopping experience for the online marketplace.
Your Tasks
- Run and own the self-hosted Apache Kafka backbone and Schema Registry end-to-end, managing ACLs, client quotas, certificates, upgrades, and disaster recovery.
- Operate Debezium-based change data capture pipelines, overseeing connectors, snapshots, offsets, replica lag, and BigQuery sink loaders.
- Run workloads on Kubernetes, including Navarch — a self-built workflow orchestrator executing ~7,500 SQL and Python tasks daily.
- Automate and own access management and infrastructure as code across self-hosted GitLab CI/CD pipelines.
- Own observability and infra costs — Datadog across Kafka and sink loaders, Slack-native alerting.
- Act as a senior sparring partner alongside two senior data engineers, driving design reviews and multi-quarter initiatives.
Your Profile
- Several years of experience operating production infrastructure you were personally responsible for, including on-call rotation.
- Deep hands-on expertise in Apache Kafka broker operations, including cluster sizing, partition rebalancing, and replication.
- Experience with cross-system data replication in production, ideally Debezium on Kafka Connect.
- Strong production experience with Kubernetes, resource management and autoscaling.
- Infrastructure and access as code across multiple environments (Terraform, Ansible, Pulumi, or Helm), ideally with GCP experience.
- Fluent in English (C1 level).
What We Offer
Flexibility to work remotely (within Germany) or from Cologne, Darmstadt, Düsseldorf, or Berlin, a relocation package, Urban Sports Club, 30 days vacation, and Deutschlandticket subsidy.