Your question is Design a Gym App Experience. Take a moment with it on the right.
Talk me through your thinking if you like. When you're confident, submit your answer and I'll grade it like a real screen (7/10 or better passes).
Design an app for a gym, with functionality for checking in, browsing classes, and registering for classes.
Asked in the virtual_onsite_whiteboard stage. This is a whiteboard design exercise reported in an Amazon UX designer interview thread.
Discuss the users, their needs, the core experience, feature priorities, and how you would evaluate the design. Explain your assumptions and trade-offs as you work.