Worked on enhancing the mobile user experience for the TopicFilterPopover component in the tahminator/codebloom repository. Focused on front end development using React and TypeScript, the work addressed mobile UX reliability by ensuring the TopicFilterPopover displays correctly on mobile devices. Adjustments were made to portal behavior specifically in test environments, supporting consistent behavior and improving QA efficiency. The implementation included code cleanup, removing unnecessary changes to streamline the feature and simplify ongoing maintenance. These efforts resulted in a smoother and more stable mobile topic filtering experience, directly improving end-user satisfaction and reducing support issues related to mobile usability.