Worked on the harness/terraform-provider-harness repository to enhance stability and reliability in cluster orchestration workflows. Focused on backend development using Go and Terraform, addressing a critical configuration error that affected on-demand replica percentage retrieval and spot split calculation. This fix reduced provisioning errors and operator toil, improving the predictability of infrastructure-as-code deployments. The approach involved thorough debugging, root-cause analysis, and clear, traceable commits with explicit issue references to support auditability and rollback. By strengthening CI/CD integration and ensuring robust error handling, the work contributed to faster customer adoption of IaC-driven provisioning and more reliable cluster management within Terraform environments.