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An engineer shares five key tips for succeeding in system design interviews after achieving a staff SWE position at OpenAI with a $900k offer, focusing on rapid design, clear reasoning, pattern knowledge, adaptability, and preparation.
Alisa Liu (UW NLP PhD) shared her job search experience of getting an OpenAI Research Scientist offer, including suggestions such as systematic learning, deep practice, hand-writing Transformer, etc.
A Twitter thread by RaulJuncoV explains the fan-out problem in push-based notification systems, using the example of designing for 100M users. It discusses the hybrid push-pull approach used by Twitter and the additional challenges of stateful connections and reconnect logic.