Worked on the coreweave/ml-containers repository to enhance the stability and determinism of the CI/CD pipeline. Addressed workflow flakiness by updating GitHub Actions configurations to pin each action to a specific commit SHA rather than relying on version tags, thereby ensuring reproducible builds and simplifying debugging. This approach improved both the predictability and auditability of the CI process, reducing the risk of unexpected changes from upstream dependencies. The work was implemented using YAML for workflow definitions and leveraged DevOps practices and GitHub Actions expertise. Over the month, contributed one feature focused on CI/CD reliability, with no bugs reported or fixed.