Your question is Design a Shipment Tracking 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).
You are designing the system behind a real-time shipment tracking experience for a logistics platform. Customers, operations teams, and customer support need up-to-date shipment status, estimated arrival, and exception alerts.
How would you design this system?