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Amazon Interview Experience for SDE-1 | Off-Campus 2021

  • Difficulty Level : Easy
  • Last Updated : 28 Sep, 2021

Round 1(Online Assessment): This round was on the HackerEarth platform. Two coding questions of medium level.

Round 2(Technical Interview 1): After two months of online assessment, my first and second technical interview was scheduled on the same day.

  • This interview was taken by SDE2
  • Firstly she introduced herself and asked me to introduce myself.
  • After that, she asked three behavioral types of questions.
  • And then she gave me a coding question which was something related to this question https://www.geeksforgeeks.org/minimum-number-swaps-required-sort-array/
  • I was able to solve that question and was finally done with this round.

Round 3(Technical Interview 2): After two hours, my second interview was scheduled on the same day.

  • This interview was also taken by an SDE2
  • He introduced himself and asked about me.
  • And he jumped into coding questions.
  • He asked me two coding questions.
  • The first question was related to Lowest Common Ancestor in a Binary Tree and he has added some edge cases.
  • The second question was a trie data structure-based question related to finding words in dictionary type.
  • On the same day, I got a call from a recruiter that my next round is scheduled for the day after tomorrow.

Round 4(Technical Interview 3): In this round, the interviewer is a Software Development Manager at Amazon.

  • First, he introduced himself and told me to introduce myself.
  • He asked me about the projects which I have done.
  • And he jumped into coding question
  • The question was: Design a data structure that inserts, deletes the topmost element in O(1) time and also finds, delete middle element in linear time.
  • I started solving it using Stack but he suggested me to use Deque, I was not able to solve the delete middle element function in O(1) time using deque.
  • After that, he asked me to write a SQL query.
  • After that, he asked some behavioral types of questions.
  • The interview Ended.
My Personal Notes arrow_drop_up
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