Tom Haile enhanced the FRW-Extension repository by improving the stability and maintainability of profile removal and keyring switching flows. He focused on both backend and frontend development, using React and TypeScript to update the background keyring service and the Account settings user interface. Tom introduced a helper function to reliably select the correct next keyring when the current one is removed, addressing edge-case errors and reducing support tickets. His work aligned core service logic with UI behavior, resulting in a cleaner, more maintainable flow for account management. The changes demonstrated thoughtful engineering depth within a focused, month-long development period.