Guna Kambalimath worked on the etcd-io/etcd-operator repository, focusing on resource integrity and observability within Kubernetes environments. Guna implemented verification of OwnerReferences for services, configmaps, and statefulsets, ensuring these resources are correctly associated with their EtcdCluster owners to improve resource management. Additionally, Guna enhanced health check logic to aggregate and report all errors, providing comprehensive visibility into system health. The work included updating tests and addressing lint issues to stabilize continuous integration pipelines. Using Go, Kubernetes, and testing frameworks, Guna delivered targeted backend improvements that addressed specific reliability and maintainability concerns within the operator’s codebase.