Erez worked on stabilizing cluster management workflows in the openshift/assisted-service repository, focusing on backend development and API reliability using Go. He addressed a critical bug that caused false-positive validation failures when adding hosts to clusters on P/Z architectures, which previously led to operational friction and unnecessary rework. By disabling strict AddHostsCluster validation during cluster creation and updates for these specific architectures, Erez improved the reliability of host provisioning and lifecycle management. His targeted fix enhanced traceability by linking changes to the MGMT-20324 issue, aligning the repository with product reliability goals and reducing operational risk for cluster operations.