Sanjeevan Singh managed release and version control for the NHSDigital/e-referrals-service-patient-care-api and e-referrals-service-api repositories, focusing on semantic versioning and deployment readiness. Over two months, he delivered three targeted version updates, aligning cross-repository configurations to streamline downstream integration and reduce compatibility risks. His work emphasized clear commit traceability, using tools like Git and adhering to best practices in release management. Although no direct code changes or bug fixes were required, Sanjeevan’s efforts ensured stable, future-proof API integrations. The depth of his contributions lay in governance, process rigor, and maintaining robust version control workflows across multiple repositories.