Sri Eteja focused on streamlining certificate management within the atsign-foundation/at_client_sdk repository, targeting reduced maintenance overhead and improved CI/CD reliability. By removing the certificate-related GitHub Actions workflow and eliminating unused certificate file path references in tests, Sri simplified the deployment and testing process. The work also included cleaning up docker-compose configurations by removing commented-out certificate mounting, further clarifying the deployment setup. Using Dart and YAML, along with skills in CI/CD and Docker, Sri consolidated certificate handling across environments. This targeted refactoring enhanced test stability and made onboarding easier, reflecting a thoughtful approach to maintainability and configuration management in DevOps workflows.