Amazon

A good and very skilled interview, and the most challenging one I have ever attended. The interviewers were very skilled, and the questions were at a high level. Data Structures and Algorithms were the core part of the interview.

The interview round consisted of two questions. One was a basic DP on stocks question, and the other was to find the average of a continuous stream of integers. The last question was to be solved using two priority queues.

Asked me to explain the architecture of one of the projects from my resume. Explained using class diagrams. Designed a WhatsApp-like service. Given the high-level design first, then dived deeper, explaining load balancing, splitting into microserv