We develop websites focused on usability and user experience with methodologies and processes in user-centered design.
UX is the English acronym for User Experience. The UX or user experience designer would be the person who does all the planning of the user experience of an app, website, software or service.
UI is the English acronym for User Interface. The user interface encompasses all the ways in which an app, website, or software interacts with its users. The central part of this work involves designing and improving the appearance of the pages with which the user interacts.