Worked on the LadybirdBrowser/ladybird repository, focusing on enhancing the readability and maintainability of the LibJS token identification logic. Delivered a refactor of the token_is_identifier function, replacing complex conditional statements with a pattern matching approach in Rust. This change simplified the backend codebase, reducing cognitive load for future contributors and laying a foundation for safer, more reliable enhancements. No major bug fixes were addressed during this period, as the primary emphasis was on code quality and long-term reliability. The work demonstrated a strong command of Rust and backend development, prioritizing maintainable architecture over immediate feature expansion or bug resolution.