UI/UX design focuses on creating seamless and visually appealing digital experiences. It plays a crucial role in improving user satisfaction by enhancing the functionality and usability of websites and apps. While UI (User Interface) deals with the look and feel, UX (User Experience) focuses on the overall interaction. Various roles exist in the field, including UI designers, UX designers, and researchers. Tools like FigJam are often used for brainstorming and collaboration, helping teams ideate and develop better user-centered designs.