Over a two-month period, contributed to DefiLlama’s backend infrastructure by delivering three targeted features across the defillama-server and dimension-adapters repositories. Focus areas included security hardening and feature enrichment for the Takara oracle integration, where TypeScript and API integration skills were applied to strengthen data integrity and expand market link coverage. Additionally, implemented configurable Api3 curator fees and Ethereum vault owner support, while clarifying API3 token roles and metadata to improve data quality and governance. The work emphasized backend development and data management, resulting in scalable, maintainable improvements that enhanced reliability, interoperability, and business trust without introducing new bugs.