Aarav Arora contributed to the gofiber/fiber repository by focusing on code cleanup and improving the readability of core routing logic. He simplified generic function calls in Go by removing unnecessary explicit type parameters, leveraging type inference to streamline the codebase. Aarav also refactored IP address parsing and route matching logic, reducing boilerplate and enhancing maintainability. His work addressed technical debt, making future feature development more efficient and the code easier to understand. Although no critical bugs were fixed during this period, his efforts in code simplification and refactoring demonstrated strong skills in Go, generics, and maintainable software engineering practices.