System Design · Karat · Medium
A company that builds freezers has, until now, shipped every piece of telemetry produced by its refrigerators up to a central server, where all processing took place. The company now wants to move that processing onto a microcontroller inside the appliance that works offline, without depending on the server. Walk the interviewer through the considerations involved in making this shift. Your discussion should cover the full range of trade-offs, including: the limits on…