The User Experience (UX) SharePoint Developer Level III supports the customer by applying extensive knowledge of SharePoint Development, SharePoint Management, various sciences, and browser-based technologies and libraries (e.g., AJAX, jQuery, Handlebars, Bootstrap, or similar design and HTML templating frameworks). Apply results of web usability testing (e.g., usability studies, creation of user profiles or personas, participatory design, surveys, heuristic evaluations, and cognitive walkthroughs) to the design of applications and websites.