Meta Data Scientist Interview Questions

Meta’s Data Scientist interviews target candidates who can turn large-scale product data into clear, measurable product decisions. Expect a blend of technical and product-focused assessments: Meta Data Scientist interview questions often probe SQL and Python data manipulation, statistical inference and A/B test design, metric definition and instrumentation, and product sense around engagement and growth. Distinctive to Meta is the emphasis on scale, experimentation, and the ability to communicate actionable insights to engineers and product managers; interviewers typically evaluate both analytical rigor and storytelling clarity. The process usually begins with a recruiter screen, moves to one or more technical screens (coding/SQL plus a product or metrics case), and culminates in a loop of interviews that combine analytics, research-design, and behavioral rounds. For effective interview preparation, prioritize timed practice on data manipulation problems, refresh hypothesis testing and power intuition, rehearse product-metric case studies aloud, and craft concise STAR stories that emphasize measurable impact. Complement technical practice with mock interviews and clear explanations of tradeoffs so you can translate analyses into product recommendations under time pressure.

617 Questions 1 Company07.06.2026
Showing 20 results
Role
Meta logo
Meta
Medium
Data Scientist

Influence Stakeholders Without Authority: Strategies and Outcomes

Influence Stakeholders Without Authority: Strategies and Outcomes Scenario Meta Data Scientist onsite behavioral & leadership loop. The interviewer pr...

Behavioral & Leadership
22
0
99 people solved
Aug 4, 2025
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Meta
Medium
Data Scientist

Identify Fake Accounts Using Machine Learning Techniques

Identify Fake Accounts Using Machine Learning Techniques Scenario You are a data scientist at Meta. Fake accounts (bots, spam, scams, impersonation, c...

Machine Learning
30
0
72 people solved
Aug 4, 2025
Meta logo
Meta
Easy
Data Scientist

Calculate Probability of Honest and Relevant Chatbot Answers

Calculate Probability of Honest and Relevant Chatbot Answers Chatbot Evaluation: Honesty and Relevance Scenario You are evaluating a customer-service ...

Statistics & Math
24
0
56 people solved
Aug 4, 2025
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Meta
Medium
Data Scientist

How would you predict a car’s turning intention?

At an intersection, there are n vehicles stopped or approaching. For each vehicle, you have a short history (e.g., last 3–10 seconds at 10 Hz) of: - P...

Machine Learning
7
0
54 people solved
Nov 24, 2025
Meta logo
Meta
Easy
Data Scientist

Design measurement to detect fake accounts

Context You work on a social platform. The only product surface you can rely on is friend requests (sending/receiving/accepting/declining). Assume you...

Analytics & Experimentation
10
1
165 people solved
Nov 16, 2025
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Meta
Medium
Data Scientist

How would you evaluate Pixel issue alerts?

Meta is considering a new advertiser-facing ad management feature. When the system detects that an advertiser's Ads Pixel may be misconfigured or send...

Analytics & Experimentation
2
0
25 people solved
Jan 20, 2026
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Meta
Medium
Data Scientist

Interpreting metrics when autoplay videos reduce time‑spent but increase DAU

Autoplay Snippets: Time Spent Down, DAU Up You are analyzing an A/B test where short autoplay video previews were enabled in feed. Per-session time sp...

Analytics & Experimentation
13
0
47 people solved
Jul 12, 2025
Meta logo
Meta
Medium
Data Scientist

Evaluating the Facebook ‘Memory’ feature

Evaluating the Facebook Memories Feature You are asked to assess whether the Memories feature, which resurfaces users' past posts, delivers real user ...

Analytics & Experimentation
95
0
296 people solved
Jul 12, 2025
Meta logo
Meta
Medium
Data Scientist

How to Validate Friends' Content Engagement Hypothesis?

Validate Friends' Content Engagement Hypothesis A Meta product team wants to know whether content from a viewer's friends or connected authors drives ...

Analytics & Experimentation
101
0
204 people solved
Jul 12, 2025
Meta logo
Meta
Medium
Data Scientist

Describe Handling Cross-Functional Projects and Changing Priorities

Describe Handling Cross-Functional Projects and Changing Priorities This behavioral prompt evaluates how you collaborate across functions, respond to ...

Behavioral & Leadership
52
0
84 people solved
Jul 12, 2025
Meta logo
Meta
Medium
Data Scientist

Analyze User Transfer Distribution in Initial Launch Period

Analyze User Transfer Distribution in an Initial Launch Period A new peer-to-peer payments feature has launched. You are asked to analyze the number o...

Statistics & Math
26
0
64 people solved
Jul 12, 2025
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Meta
Medium
Data Scientist

Develop a Restaurant-Recommendation Engine with Logistic Regression

Develop a Restaurant Recommendation Engine with Logistic Regression You are designing a restaurant recommendation engine for a social app. You need to...

Machine Learning
108
0
333 people solved
Jul 12, 2025
Meta logo
Meta
Medium
Data Scientist

Evaluate Impact of Targeting Ads to High-Intent Users

Evaluate Impact of Targeting Ads to High-Intent Users A product manager proposes allocating all ad impressions to users predicted to be high intent, a...

Analytics & Experimentation
54
0
229 people solved
Jul 12, 2025
Meta logo
Meta
Medium
Data Scientist

Evaluate Instagram's Short-Video Recommender System Success

Evaluate Instagram's Short-Video Recommender System Success Instagram is launching a short-video recommender feed. You are asked to choose metrics, re...

Analytics & Experimentation
110
0
412 people solved
Jul 12, 2025
Meta logo
Meta
Medium
Data Scientist

Determine Superiority of Model A Using Hypothesis Testing

Hypothesis Test: Is Model A Better Than Model B? A search feature marks a session as successful only when both relevancy and accuracy binary flags equ...

Statistics & Math
26
0
103 people solved
Jul 12, 2025
Meta logo
Meta
Medium
Data Scientist Locked

Determine Probability of Shared Videos in Recommendations

Meta statistics and product prompt on video recommendation overlap, covering combinations, probability of shared videos, expected intersection size, s...

Statistics & Math
58
0
114 people solved
Jul 12, 2025
Meta logo
Meta
Easy
Data Scientist

Handle conflict and urgent shifting priorities

Answer the following behavioral questions with concrete examples from your experience: 1. Describe a conflict you had with a partner or teammate. What...

Behavioral & Leadership
10
0
97 people solved
Jan 17, 2026
Meta logo
Meta
Easy
Data Scientist

How would you evaluate a new ads ranking algorithm?

Context You work at a social network company with an ads marketplace. The company has an existing ads ranking algorithm currently used to select and o...

Analytics & Experimentation
13
0
99 people solved
Oct 30, 2025
Meta logo
Meta
Medium
Data Scientist

Evaluate new-product notification feature

A marketplace team is considering building a feature that notifies buyers when new products relevant to their interests are listed. How would you dete...

Analytics & Experimentation
4
0
33 people solved
Jan 5, 2026
Meta logo
Meta
Medium
Data Scientist

Compute time-spent percentage by app category

You work on Oculus app engagement analytics. Tables user_activity - user_id (BIGINT) - date (DATE) — day of activity (assume UTC) - app_id (INT) - ses...

Data Manipulation (SQL/Python)
6
0
51 people solved
Aug 17, 2025
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Frequently Asked Questions

How difficult are Meta Data Scientist interview questions?
Meta Data Scientist interviews are typically challenging because they test both depth and breadth: technical fluency, statistical thinking, product intuition, and clear communication. Expect medium-to-hard SQL and coding problems alongside statistics and experiment-design questions that probe conceptual understanding rather than rote formulas. Senior roles add system and measurement tradeoff discussions and leadership expectations. Interviewers evaluate correctness, clarity, assumptions, and business impact, so partial solutions can still score well if you surface limitations and next steps. Preparation should emphasize translating technical results into actionable product recommendations as much as solving the raw problem.
What is the typical Meta Data Scientist interview process and where does each topic show up?
The Meta Data Scientist process usually begins with a recruiter screen, moves to a technical screening (live SQL/Python or a take-home), and then a multi-round onsite or virtual loop of four to five interviews. SQL and data-manipulation tasks appear in screening and the analytics rounds. Experiment design and statistics show up in research-design and metrics interviews. Product-sense rounds evaluate metric selection, tradeoffs, and impact. Behavioral rounds probe collaboration, ownership, and influence. Coding or algorithmic questions may appear depending on role level, and senior interviews emphasize scaling, measurement validity, and cross-functional leadership.
How long should I prepare for Meta Data Scientist interviews and what should a timeline look like?
A focused preparation timeline of six to eight weeks often works well for experienced candidates, with longer ramps for those switching fields. Start by solidifying core SQL and Python skills and practicing timed problems, then layer in statistics, experiment design, and product-case practice. Midway, incorporate mock interviews and full-length loops to practice pacing, storytelling, and translating analyses to impact. In the final weeks, refine STAR behavioral stories, review past projects with clear metrics, and run targeted drills on weak spots. Regular feedback and simulated interview conditions dramatically improve interview-day composure and clarity.
What are the key subtopics I must master for a Meta Data Scientist role?
You should be fluent in SQL fundamentals—joins, aggregations, window functions, CTEs, NULL behaviour, and the difference between WHERE and HAVING—along with performance-aware query design. In statistics, master hypothesis testing, confidence intervals, power, bias versus variance, and common pitfalls in A/B testing and metric validity. Analytical skills include metric design, segmentation, funnel analysis, and root-cause diagnosis. Practical Python for data manipulation, clear code and algorithmic complexity intuition are useful. For senior roles, add measurement platforms, data pipelines, causal inference principles, and communicating tradeoffs to product and engineering partners.
What standout tips and common pitfalls should I know for Meta interviews?
Standout performance combines rigorous answers with business context: always state assumptions, define the metric you would optimize, and conclude with clear product recommendations. Verbally outline your plan before coding or analysis and validate edge cases and data limitations. Use concise STAR stories that quantify impact. Common pitfalls include failing to tie analysis back to user or business outcomes, ignoring confounders in experiments, overengineering solutions when a simple metric change suffices, and poor communication under time pressure. Practicing paced mock interviews and seeking targeted feedback on clarity and tradeoff discussion will mitigate these risks.

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