Your question is Maintaining Code Quality Under Speed. 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).
Tell me about a time you had to ship mobile features quickly in a fast-moving environment, but also needed to keep the codebase maintainable. How did you decide what quality bar to hold, what technical debt to accept, and what you did afterward to keep the code healthy?