Developed and delivered the Domain Configuration Management feature for the is-a-dev/register repository, focusing on structured data management and configuration clarity. The work involved creating a dedicated JSON file to store domain owner details, including username and email, and implementing a CNAME record for streamlined domain onboarding. By renaming the configuration key from 'record' to 'records', the data model was clarified, reducing ambiguity for downstream automation and improving maintainability. Leveraging skills in configuration management, data modeling, and JSON, the developer enhanced traceability through descriptive commit messages, laying a scalable foundation for future domain management without encountering major bugs during the process.