Worked on the Apicurio Registry project to enhance front end security and user experience by implementing permission-driven visibility controls for QuickActions dashboard buttons. Focused on aligning UI elements with feature flags and authorization checks, the work involved adding and refining guards to ensure that write actions, such as creating artifacts, are only visible to users with appropriate permissions or when specific features are enabled. Leveraged React along with JavaScript and TypeScript to reinforce consistency across the UI, addressing visibility bugs and improving the overall security posture in restricted environments where feature flags are enforced, resulting in a more robust and predictable interface.