Machine Learning Engineer · Sr.Staff-Level (10 YOE)
Location: San Francisco Bay AreaReport date: Mar 31, 2026Equity includedBonus included
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The interviewer started by asking whether I had experience with graph-like systems. The question was Signal Amplification Network: https://www.chillinterview.com/learn/coding-interview-questions/signal-amplification-network. I was given a network of connected...
The interviewer described an inventory service where items can be added or removed, and queries ask whether an item existed at a past timestamp. I used a hash map from item id to a sorted list of version events, then binary searched the latest event at or befo...