• Own the end-to-end build, integration, and release lifecycle across development, QA, UAT, and production environments. • Design and enforce branching, tagging, and versioning strategies in GitHub to support parallel development, hotfixes, and stable releases. • Coordinate and execute scheduled and on-demand releases with a strong focus on quality, traceability, and rollback readiness. • Manage release calendars, deployment sequencing, and change control activities. • Serve as the GitHub subject-matter expert. • Define and enforce source control best practices across teams. • Build, maintain, and optimize CI/CD pipelines using GitHub Actions and related tools.