Company Guide · 2026
Meta Interview Questions
Meta interviews emphasize speed and signal — coding rounds expect optimal solutions in 25 minutes. Behavioral rounds map to the six Meta values. System design rounds at E5+ heavily test product judgment.
Interview Process
The Meta interview loop typically runs in the following order:
- 1Recruiter screen
- 2Phone screen (1–2 coding)
- 3Onsite: 5 rounds (2 coding, 1 system design, 1 behavioral, 1 architecture for sr+)
- 4Team match
Topics Assessed
Top 10 Meta Interview Questions
These questions represent patterns seen across multiple Meta interview loops reported by candidates in 2024–2026.
- 1
Given a binary tree, return the right-side view.
Practice this question → - 2
Design Instagram Stories — storage, expiry, viewer tracking.
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Walk through merging k sorted lists with optimal time complexity.
Practice this question → - 4
Tell me about a time you moved fast and broke something — and how you fixed it.
Practice this question → - 5
Implement add and search words for a trie-based dictionary (Word Dictionary).
Practice this question → - 6
Design Facebook Messenger's online status indicator at scale.
Practice this question → - 7
Find the longest substring without repeating characters.
Practice this question → - 8
Tell me about a time you took ownership of something that wasn't in your job description.
Practice this question → - 9
Design a news-feed ranking system.
Practice this question → - 10
Random pick with weight — given an array of weights, sample with probability.
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Meta Culture & Values
Behavioral rounds at Meta map directly to these values. Prepare one STAR story per value.
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