Worked on the primefaces/primefaces repository to address a critical issue in the date picker component, focusing on preserving the default time setting when users navigated between months. Applied JavaScript and front end development skills to update the jquery.ui.prime.datepicker.cjs package, ensuring consistent time handling across calendar transitions. This targeted bug fix improved the reliability and user experience of date-time inputs by reducing confusion and minimizing support requests. The solution involved careful UI/UX design considerations and regression testing to maintain cross-month state management, ultimately strengthening the maturity of the date picker and enhancing its usability for end users.