Amazon Interview Experience | Set 353 (For SDE-2)

I went through some interview rounds for SDE-2 in amazon. Below is the format.

  1. LCA of Binary tree
  2. Finding minimum cost to combine n pipes of different size.


  1. Behavioural question.
  2. Design Dating application. HLD, then specific discussion of profile search and ranking based on the users’ interest. Discussion on making it scalable.


  1. Design cricket score board.


  1. Architecture of current project.
  2. Design an aggregator service that would be serving various services to a lot of clients. Discussion on how this service can hand billions of data in a request. Code for the service.

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