Meta

Social media and metaverse company behind Facebook, Instagram, and WhatsApp.

4 Rounds ~21 Days Very Hard

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The Interview Loop

Recruiter Screen (30 min)

Standard fit check, behavioral questions, and resume overview.

Technical Loop (3-4 Rounds)

Deep dive into domain knowledge, coding, and system design.

Interview Question Bank

All Roles Data Analyst 4 Data Scientist 7

All Topics SQL 29 Algorithms 18 LLMs 17 System Design 12 Statistics 11 Experimentation 11 Deep Learning 9 Product Sense 8

Data Analyst • Technical • hard

How would you measure the impact of a pricing change on revenue?

#Pricing #A/B Test

Data Analyst • Technical • hard

How do you handle multiple metrics in an A/B test (metric tradeoffs)?

#Multiple Metrics #Tradeoffs

Data Analyst • Technical • medium

What is a novelty effect in experimentation? How do you account for it?

#Novelty Effect #Bias

Data Analyst • Technical • hard

Explain how you'd set up an A/B test to validate a new checkout flow.

#A/B Testing #Statistics

Data Scientist • System Design • hard

We want to test a new feature in Facebook Groups that relies heavily on user interaction. How would you design an A/B test for this feature, keeping in mind that treating one user might affect the experience of another user in the same group?

#Network Effects #Cluster Randomization #A/B Testing

Data Scientist • Technical • easy

What is an experiment holdout group?

#Holdout #Control Group

Data Scientist • Technical • hard

What is a network effect in experimentation? How do you handle SUTVA violation?

#SUTVA #Network Effects

Data Scientist • Technical • hard

How would you design an experiment to measure the impact of a new ranking algorithm?

#Experimentation #Metrics

Data Scientist • Technical • hard

How does Meta measure the ROI of a Reels algorithm change?

#Reels #Metrics

Data Scientist • Technical • hard

What is a 'triggered analysis' in the context of Meta's experimentation framework?

#Triggered Analysis

Data Scientist • Technical • hard

How do you design an A/B test for a new product feature?

#A/B Testing #Statistics

Difficulty Radar

Based on recent AI-sourced data.

Meet Your Interviewers

The "Standard" Interviewer

Senior Engineer

Focuses on core competencies, system constraints, and clear communication.

Unwritten Rules

Think Out Loud

Always explain your thought process before writing code or drawing architecture.