Meta system design interview
Round 5 of 7 · 16 questions reported
- Length
- 45 min
- Format
- Design discussion; either an LLM-agent system or a classic product system
- They grade
- Requirements, architecture and trade-offs; for agent systems, cost, tool design and evaluation
- AI use
- Nominally AI-enabled, but the assistant is often not used
- Heads-up
- Some loops have two design rounds.
Questions Meta asks in this round 16
- Design a news feedMay 2026 · sometimes
- Design a distributed web crawlerApr 2026 · rarely
- Design a ticket booking systemApr 2026 · rarely
- Design LeetCodeApr 2026 · rarely
- Design a rate limiterOct 2026
- Design a content moderation system
- Design a hotel booking system
- Design a price tracking service
- Design a Slack-like chat system
- Design an ad click aggregation system
- Design an online game leaderboard
- Design Facebook Messenger
- Design Google Docs
- Design Instagram
- Design Spotify
- Design typeahead suggestions
About the Meta system design round
What does Meta ask in the system design round?
The most asked: Design a news feed, Design a distributed web crawler and Design a ticket booking system. 16 questions reported in all.
How long is the Meta system design round?
About 45 minutes.
What is the Meta system design round like?
Design discussion; either an LLM-agent system or a classic product system. They grade: Requirements, architecture and trade-offs; for agent systems, cost, tool design and evaluation.
Can you use AI in the Meta system design round?
Nominally AI-enabled, but the assistant is often not used.