UI/Usability Designer IV applies user-centered design principles to improve the workflow, expand the functionality, and enhance the visual appeal of websites and mobile apps. Gathers requirements from users and stakeholders, defines information architecture, creates sample user personas, and documents user workflow. Being an UI/Usability Designer IV designs wireframes, mockups, and prototypes. Applies the results from user research and usability testing to create new features and improve current features. Additionally, UI/Usability Designer IV requires knowledge of visual design and wireframing/prototyping tools. May perform user research, usability testing, or facilitate focus groups. May require familiarity with various graphic design software packages. Requires a bachelor's degree. Typically reports to a supervisor or manager. The UI/Usability Designer IV work is highly independent. May assume a team lead role for the work group. A specialist on complex technical and business matters. To be an UI/Usability Designer IV typically requires 7+ years of related experience.