Watch a round before you practise one.
There is one full mock so far (system design), with its five-minute cut and three Shorts; more come as we publish them. They retell reported interview rounds in our own words, played by an AI avatar of the channel's owner, speaking in the owner's voice. The practice room has no avatar: it is you and the clock.
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Uber system design mock interview: stock price alerts
₹1 crore package in India? Uber's system design interview
Shorts

50 million alerts, one price tick: which ones fire?

Can you push each alert exactly once? Say this instead

9:15, the market opens and alerts flood in. What breaks?
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