Amazon interview experience Real time questions & tips from candidates to crack your interview
System Engineer Specialist
Amazon
3 rounds | 3 Coding
problems
Rejected
Interview preparation journey
Preparation
Duration: 6 months
Topics: Data Structures, Design patterns, OOPS, System Design, Algorithms, Dynamic Programming
Tip 1 : Try to be consistent in DSA. Solve atleast 1 problem a day.
Tip 2 : Work on a personal project which you can implement the design patterns and system design components.
Application process
Where: Linkedin
Eligibility: Exp in Product based company
Tip 1 : Have good projects which have impact.
Tip 2 : Try to mention the impact of the work which you do and the metrics for the same.
Interview rounds
01
Round
Easy
Video Call
Duration60 mins
Interview date7 Apr 2022
Coding problem1
Vendors/Clients sends Invoices to Amazon for payments. Amazon remits payments to the vendors based on these Invoices. Design a system that accepts/Ingests these Invoices.
Constraints:
There is no fixed length of the Invoices.
There is no prediction on frequency.
It can be in millions of invoices and million of rows
1. System Design Question
Vendors/Clients sends Invoices to Amazon for payments. Amazon remits payments to the vendors based on these Invoices. Design a system that accepts/Ingests these Invoices.
Constraints:
There is no fixed length of the Invoices.
There is no prediction on frequency.
It can be in millions of invoices and million of rows
Problem approach
Tip 1: Came up with microservices
Tip 2: Added Queuing mechanism wherever needed.
02
Round
Medium
Video Call
Duration60 mins
Interview date7 Apr 2022
Coding problem1
1. Find Number Of Islands
Moderate
34m average time
60% success
0/80
Asked in companies
You are given a 2-dimensional array/list having N rows and M columns, which is filled with ones(1) and zeroes(0). 1 signifies land, and 0 signifies water.
A cell is said to be connected to another cell, if one cell lies immediately next to the other cell, in any of the eight directions (two vertical, two horizontal, and four diagonals).
A group of connected cells having value 1 is called an island. Your task is to find the number of such islands present in the matrix.
Problem approach
Solved it in optimal way
03
Round
Easy
Video Call
Duration60 mins
Interview date7 Apr 2022
Coding problem1
1. System Design Question
Design hackerrank contest
Problem approach
Tip 1 : Designed classes and DBs
Tip 2 : Applied design patterns
Here's your problem of the day 
Solving this problem will increase your chance to get selected in this company
Skill covered: Programming
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