Design Uber
A complete 45-minute mock covering H3 / S2 indexing, driver-rider matching, and live tracking.
First win
You can find the nearest drivers to a rider in under 100ms with the right index.
Best for
Engineers prepping for FAANG system design interviews
Needs
Mac, Microphone, Whiteboard tool (Excalidraw, Figma, etc.)
Example outcome
A ride-hailing system becomes a full 45-minute mock.
This preview shows the interview shape: requirements, API, and the geospatial index / matching / live tracking deep dives.
Mock interview
Phases hit
6
Requirements, core entities, API, high-level design, deep dives, and wrap-up walked end-to-end with concrete numbers.
Deep dives
Two or three subsystems
You drive the most interesting tradeoffs unprompted with sub-100ms numbers when needed.
Wrap-up
You name what you optimized for and what you gave up out loud.