Backend Software Engineer Mastery Interview Questions

Discuss the significance of 'Big O' notation in software development.

Difference between horizontal and vertical scaling

How would you design and implement a CDN?

Design a basic version of Twitter with core features.

What's an IP address

Java access modifiers

Design architecture for Minesweeper

Explain different SQL joins and their differences

Design a chat app to compete with Whatsapp

Solving tech stack issues in previous role

How would you investigate if transactions suddenly dropped

Distinguish between primary and secondary memory in a computer