System Design Interview Questions

Browse system design interview questions and explore the world's largest library of mock video interview recordings.

Want to ace your System Design interview? Check out our Senior Engineer’s Guide to the System Design Interview. It was developed by the best interviewers in the industry, from their experience with thousands of technical interviews.

System Design Mock Interviews

Watch others solve System Design interview questions, see how they did, and learn from their mistakes.

Google Interview in System DesignDistributed databases
Advance this person to the next round?
Thumbs up
Technical Skills:
3/4
Problem Solving Ability:
1/4
Communication Ability:
3/4
Google Interview in System DesignFile parsing
Advance this person to the next round?
Thumbs up
Technical Skills:
3/4
Problem Solving Ability:
1/4
Communication Ability:
4/4
Microsoft Interview in System DesignUnique ID generation
Advance this person to the next round?
Thumbs down
Technical Skills:
2/4
Problem Solving Ability:
2/4
Communication Ability:
3/4
FAANG Interview in System DesignDesign LeetCode
Advance this person to the next round?
Thumbs up
Technical Skills:
4/4
Problem Solving Ability:
4/4
Communication Ability:
4/4
Facebook Interview in System DesignDesign Online Judge
Advance this person to the next round?
Thumbs up
Technical Skills:
4/4
Problem Solving Ability:
3/4
Communication Ability:
3/4
FAANG Interview in System DesignImage Filter Service
Advance this person to the next round?
Thumbs down
Technical Skills:
2/4
Problem Solving Ability:
2/4
Communication Ability:
3/4
FAANG Interview in System DesignDesigning WhatsApp
Advance this person to the next round?
Thumbs up
Technical Skills:
3/4
Problem Solving Ability:
3/4
Communication Ability:
3/4
Google Interview in System DesignDesign a free food app
Advance this person to the next round?
Thumbs up
Technical Skills:
4/4
Problem Solving Ability:
4/4
Communication Ability:
3/4

We know exactly what to do and say to get the company, title, and salary you want.

Interview prep and job hunting are chaos and pain. We can help. Really.