Jess Belliveau contributed to the envoyproxy/gateway repository by addressing deployment reliability through a targeted bug fix in February 2026. Jess focused on improving YAML parsing stability by removing extraneous whitespace from the nodeSelector field in deployment YAML files, which previously caused parsing failures and inconsistent deployments across environments. The solution included updating the Helm chart to ensure the whitespace cleanup was reflected and maintained, reducing the risk of environment-specific inconsistencies and rollbacks. Working primarily with YAML, Helm, and Kubernetes, Jess delivered a clear, auditable single-commit fix that enhanced code quality and future maintainability without introducing new features during the period.