Arnav Kumar developed foundational data-layer enhancements for the ctc-uci/cch repository by designing and implementing a dedicated SQL schema to support Children Profiles and Success Stories. Using SQL and database design principles, Arnav created core tables and established relationships that enable scalable data access and analytics readiness. The work focused on laying a robust groundwork for future feature delivery and improving data integrity across the user lifecycle. All changes were delivered in a single commit, reflecting a focused and well-scoped engineering effort. This contribution provides a solid base for profile management and reporting features, supporting the project’s long-term data requirements.