Distributed Cache (a Redis of your own)
hardOpen designCommonly asked~45 minHLD roundBar raiserSenior / SDE-3AmazonGoogleMicrosoftMetaAtlassianCachingSharding & PartitioningConsistency & Consensus
The question, as asked
“Design a distributed cache — something like Redis or Memcached. How does a client find its data, and what happens when a node dies?”
Your answer, first
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Full drill coming soon
This one is listed because it comes up constantly — the three-depth answer, follow-ups and red flags are being written. Attempt it above anyway; that part works, and the guides below cover the ground the drill will.