Your question is Scale a System to 100x RPS. 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).
If you had to scale your project up to 100x the current RPS, what changes would you make to the architecture?
Asked in the HLD/LLD round as a follow-up after deep diving into the candidate’s own project. You may assume the interviewer will ask how the architecture should change for a given functionality as load increases.