Worked on the twentyhq/twenty repository to enhance type safety and maintainability in front end UI components using TypeScript. Focused on code refactoring and enum management, the developer exported the ViewCalendarLayout enum to enforce consistent typing across the application, reducing the risk of integration errors for client apps. Refactored the navigation menu item handling to utilize explicit enums, which improved code clarity and minimized ambiguity in the navigation logic. These changes streamlined the UI layer, making it easier to maintain and integrate with downstream applications. The work emphasized robust type safety and contributed to a more reliable and consistent codebase.