Worked on the gofiber/fiber repository to enhance core routing functionality by focusing on code cleanup and readability improvements. Applied Go generics and refactoring techniques to simplify function calls, specifically removing unnecessary explicit type parameters where inference was possible. Refactored IP address parsing and route matching logic to reduce boilerplate and improve maintainability, enabling faster future feature development. The work did not involve bug fixes but concentrated on reducing technical debt and streamlining the codebase. Demonstrated skills in Go, code simplification, and generics, resulting in a cleaner, more maintainable routing system with a clear and traceable commit history.