Your question is Design a Family Chat System. 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 a chat system for families (focus on family-oriented features).
Asked in the onsite stage. Candidate advises focusing on family-specific features since generic chat is well known. Treat safety, privacy, permissions, and useful ML assistance as core requirements. Explain the architecture, scale assumptions, model choices, serving path, evaluation, and failure handling.