Rishav developed a user experience enhancement for the Mail-0/Zero repository by implementing an EmptyState component within the MailList feature. Using React and TypeScript, he introduced conditional rendering logic so that MailList displays folder-specific icons and messages when no messages are present, improving clarity for users navigating empty folders such as inbox or archive. This targeted change addressed a UX gap by providing immediate, context-aware feedback, reducing confusion and laying groundwork for future interface improvements. The work demonstrated proficiency in front-end development, UI component design, and repository-focused feature delivery, with an emphasis on maintainable code and disciplined review practices.