During January 2025, contributed to the microsoft/TypeScript repository by developing a foundational enhancement to the TypeScript compiler API, focusing on generics. Introduced a new TypeChecker API method that exposes inferred generic type arguments for resolved signatures, enabling external tooling and editors to inspect type arguments and better diagnose complex type resolutions. This API-first approach, implemented in TypeScript and leveraging expertise in API design and type systems, improves visibility into type inference for advanced generics scenarios. The work strengthens the compiler’s API surface, facilitating future improvements in diagnostics and tooling, and lays groundwork for richer type inspection capabilities in IDEs.