System Design Interview Questions

Review this list of 451 System Design interview questions and answers verified by hiring managers and candidates.

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Design Slack.
+34 months ago3 answers
Design WhatsApp.
3 months ago
Design a reservation and payment system for a parking garage. Has video answer
+1a year ago15 answers
Design a denoising system for sounds.
a year ago3 answers
Design Twitter. Has video answer
+33 months ago12 answers
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Design an agentic AI system that can autonomously adapt to new tasks.
a year ago
Design a peer-to-peer file distribution system that spreads a 10GB file from a single bandwidth-constrained source to thousands of interconnected hosts, each with limited input/output bandwidth, until every machine has the file.
8 months ago
Design an API to let users sample from large language models efficiently, with good batching and request orchestration.
2 months ago
Explain the leader follower election in a distributed system.
6 months ago1 answer
What signals would you use to improve Meta's News Feed relevance?
a year ago4 answers
Design a system to predict YouTube ad conversions. Has video answer
Implement a streaming database with the given constraints and requirements.
a year ago
Design an end-to-end batching system for LLM queries.
2 months ago
Design a system to upgrade hundreds of thousands of machines on the Moon.
2 years ago4 answers
Design a system that ingests book reviews from Amazon.com and provides book recommendations on your website.
2 months ago8 answers
Design a meditation app.
3 years ago11 answers
Design a rate limiter. Has video answer
+34 months ago13 answers
Walk me through a system you designed and implemented.
5 months ago
Design the leaderboard for Dream11 fantasy gaming with 100,000 registered teams.
2 years ago5 answers
Design an application performance monitoring system. Has video answer
2 years ago1 answer

Showing 41-60 of 451

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System Design Interview Questions

Design Slack.

Design WhatsApp.

Design a reservation and payment system for a parking garage. Has video answer

Design a denoising system for sounds.

Design Twitter. Has video answer

Design an agentic AI system that can autonomously adapt to new tasks.

Design a peer-to-peer file distribution system that spreads a 10GB file from a single bandwidth-constrained source to thousands of interconnected hosts, each with limited input/output bandwidth, until every machine has the file.

Design an API to let users sample from large language models efficiently, with good batching and request orchestration.

Explain the leader follower election in a distributed system.

What signals would you use to improve Meta's News Feed relevance?

Design a system to predict YouTube ad conversions. Has video answer

Implement a streaming database with the given constraints and requirements.

Design an end-to-end batching system for LLM queries.

Design a system to upgrade hundreds of thousands of machines on the Moon.

Design a system that ingests book reviews from Amazon.com and provides book recommendations on your website.

Design a meditation app.

Design a rate limiter. Has video answer

Walk me through a system you designed and implemented.

Design the leaderboard for Dream11 fantasy gaming with 100,000 registered teams.

Design an application performance monitoring system. Has video answer

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