Developed a foundational data layer for domain management within the is-a-dev/register repository, focusing on reliable provisioning and configuration workflows. Introduced a JSON-based data initialization file containing owner information and DNS records, establishing a version-controlled approach to domain data management. This work emphasized configuration management and data management skills, enabling deterministic reads of domain ownership and DNS mappings for downstream services. By aligning commits for traceability, the implementation supports future automation and auditing needs. The solution laid the groundwork for maintainable and scalable domain registry features, accelerating future development and improving the reliability of domain provisioning across the platform.