Ford·Software Engineer·Onsite - System Design / Architecture
- Design an internal service that tracks real-time speed for every vehicle in a fleet. Walk through how data gets collected on the vehicle, transmitted off it, ingested, stored, and then surfaced to consumers in real time.
- Follow-up: how would you design a per-vehicle kill switch that lets you disable a specific vehicle from sending data outside the system?
“I went IoT edge device to MQTT broker, then a stream processor into a time-series store, with a websocket layer on top for the dashboard.”