Developed a comprehensive Hazelcast Documentation and Lifecycle Guide for KubeDB-managed clusters, focusing on streamlining onboarding and operational workflows for developers and operators. The work, contributed to the kubedb/docs repository, detailed setup, configuration, TLS, autoscaling, version updates, scaling operations, and lifecycle management, providing end-to-end guidance for deploying and maintaining Hazelcast within Kubernetes environments. Leveraged expertise in Kubernetes, KubeDB, and Hazelcast, utilizing Markdown and YAML to ensure clarity and maintainability. The documentation improved the quality and structure of operational playbooks, enabling safer upgrades and more efficient scaling, while supporting both new and experienced users in managing Hazelcast clusters effectively.