If you’re interested in various DevOps techniques when targeting Confluent Cloud, check out this docs section in the Confluent docs.
https://docs.confluent.io/platform/current/tutorials/streaming-ops/index.html
The project stitches together a variety of technologies (K8s, FluxCD, Kustomize, Sealed Secrets, GKE, Confluent Cloud, Docker, CLI tools, etc…) to build an opinionated production like event streaming environment.
Coming soon are expanded case studies on specific use cases, like managing secrets, graduated environments, and declarative management of Kafka Connectors.