Amazon
E-commerce and cloud computing giant with AWS, the world's leading cloud platform.
5 Rounds
~28 Days
Very Hard
The Interview Loop
Recruiter Screen (30 min)
Standard fit check, behavioral questions, and resume overview.
Technical Loop (3-4 Rounds)
Deep dive into domain knowledge, coding, and system design.
Interview Question Bank
Software Engineer
•
System Design
•
medium
Design a system to track the top 10 best-selling products on Amazon in real-time across different categories.
#Stream Processing
#Top K Problem
#Count-Min Sketch
#Kafka/Kinesis
Software Engineer
•
System Design
•
hard
Design the Amazon shopping cart service. It needs to be highly available, handle millions of concurrent users during Prime Day, and ensure that items added to the cart are never lost, even in the event of database node failures.
#High Availability
#DynamoDB
#Eventual Consistency
#Conflict Resolution
Software Engineer
•
System Design
•
hard
Design the backend for Amazon Prime Video's 'Continue Watching' feature, ensuring cross-device synchronization with sub-second latency.
#Microservices
#WebSockets
#Data Synchronization
#Cassandra/DynamoDB
Software Engineer
•
System Design
•
hard
Design a flash sale system for Amazon Prime Day where a highly sought-after item has only 100 units in stock, but millions of users are trying to buy it simultaneously. How do you prevent overselling?
#Distributed Locking
#Redis
#Concurrency
#Database Transactions
Difficulty Radar
Based on recent AI-sourced data.
Meet Your Interviewers
The "Standard" Interviewer
Senior EngineerFocuses on core competencies, system constraints, and clear communication.
SimulateUnwritten Rules
Think Out Loud
Always explain your thought process before writing code or drawing architecture.