Worked on the crossplane-contrib/provider-upjet-aws repository to improve reliability and correctness in resource lifecycle management. Focused on fixing API version conversion issues for ReplicationGroup resources, ensuring accurate translation of cluster mode parameters such as NumNodeGroups and ReplicasPerNodeGroup between v1beta2 and v1beta1. Enhanced the conversion logic using Go and reinforced the changes with comprehensive unit testing to prevent future regressions. Additionally, addressed test suite hygiene by resolving a linter warning, removing unused variables without altering functionality. The work emphasized API versioning and data conversion, reducing operational risk and misconfiguration in multi-node replication scenarios while maintaining high code quality standards.