Current Employment Status

• Education: B.Tech in Computer Science from a Tier 2 college.
• Experience: 4 years from a Product Based Company.
• Position: SDE 2 (L5) at Amazon
• Location: Bangalore
• Date: Feb 2022

Hackerrank Coding Interview:

• Don't remember the exact problem. It was similar to finding unique pairs whose sum is less than or equal to target. (LC Easy)
• Don't remember the exact problem. Similar to https://leetcode.com/discuss/interview-question/1594897/amazon-oa-questions-find-password-strength (LC Medium)

Technical Round 1:
Straightforward LC Medium problems which I had solved earlier. Solved the problems within the constraint time.

• Tree based problem - https://leetcode.com/problems/distribute-coins-in-binary-tree/
• String based problem - https://leetcode.com/problems/smallest-subsequence-of-distinct-characters/submissions/

HLD Round:
Design a flight ticket booking system (trivago for flight tickets). Messed up a bit in this round as I was nervous and this was my first System Design round.

LLD Round:
Design tic-tac-toe game. Did pretty good in this.

Bar Raiser:
As I messed up a bit in the HLD, was asked to take one more round. The problem was also a leetcode problem (LC Hard) which I had solved recently.
Problem - https://leetcode.com/problems/minimum-window-substring/

Received offer.