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
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Meta
Medium
Data Scientist

Build Predictive Model for Buyer Engagement Uplift

Predict Engagement Uplift for a New "Show Similar Products" Button A new "Show similar products" button may change buyer engagement. You need to build...

Machine Learning
9
0
50 people solved
Jul 12, 2025
Meta logo
Meta
Hard
Data Scientist

Define metrics for harmful-content severity

Context You are a Data Scientist on the integrity / harmful-content team for a large social media product. Leadership wants a way to track how bad pol...

Analytics & Experimentation
6
0
61 people solved
Sep 19, 2025
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Meta
Medium
Data Scientist Locked

How to test account ranking change

This question evaluates a data scientist's competency in causal inference, experimentation design, metrics selection, and observational analysis using...

Analytics & Experimentation
4
1
68 people solved
Mar 16, 2026
Meta logo
Meta
Easy
Data Scientist

Design and evaluate a new group call feature

Product / DS Case: Group Calls for Messenger Groups Messenger has Groups but does not currently support group calls. You are evaluating whether to bui...

Analytics & Experimentation
11
0
94 people solved
Dec 8, 2025
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Meta
Medium
Data Scientist Locked

Assess Demand for Group Video Chat

This question evaluates skills in product analytics, causal inference from observational data, demand estimation, survey design, and executive-level s...

Analytics & Experimentation
7
0
77 people solved
Mar 14, 2026
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Meta
Medium
Data Scientist Locked

Should WhatsApp Launch Group Calls?

This question evaluates product analytics and experimentation skills, specifically defining north-star, primary, guardrail and diagnostic metrics from...

Analytics & Experimentation
10
0
80 people solved
Mar 14, 2026
Meta logo
Meta
Medium
Data Scientist Locked

Count Recent High-Volume Call Users

This question evaluates SQL data manipulation and analytical querying skills, including time-window filtering, joins between user and call tables, rol...

Data Manipulation (SQL/Python)
24
1
156 people solved
Mar 14, 2026
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Meta
Medium
Data Scientist Locked

Investigate Falling Brand-Ad Spend

This question evaluates competency in data analysis, anomaly detection, causal inference, and diagnostic reasoning related to advertising performance,...

Analytics & Experimentation
2
0
54 people solved
Mar 12, 2026
Meta logo
Meta
Easy
Data Scientist

Compute maximum score using up to 3 categories

Problem A library runs a summer reading program. Each book a student reads earns a certain number of points, and each book belongs to a category. A st...

Coding & Algorithms
5
0
72 people solved
Dec 2, 2025
Meta logo
Meta
Medium
Data Scientist

Design marketplace experiments at DoorDash

You are interviewing for a product data role at DoorDash. Consider the following marketplace scenarios. 1. Top Dasher program DoorDash runs a status...

Analytics & Experimentation
6
0
76 people solved
Mar 11, 2026
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Meta
Medium
Data Scientist Locked

How to evaluate new listing notifications?

This question evaluates a data scientist's competency in experimental design, causal inference, metric selection (primary, secondary, guardrail), and ...

Analytics & Experimentation
3
0
32 people solved
Mar 2, 2026
Meta logo
Meta
Easy
Data Scientist

Describe resolving conflict and welcoming others

Answer the following behavioral questions with specific examples: 1. How do you make other people feel welcome or included on a team? - Especially ...

Behavioral & Leadership
3
0
34 people solved
Nov 16, 2025
Meta logo
Meta
Easy
Data ScientistSenior+

Explain why IG Story usage exceeds Facebook

Explain why IG Story usage exceeds Facebook Product analytics case: Instagram vs Facebook Stories You work on Stories across two apps: Instagram (IG) ...

Analytics & Experimentation
7
0
63 people solved
Aug 5, 2025
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Meta
Medium
Data Scientist

Determine High-Quality Notifications with CTR Analysis

Determine High-Quality Notifications with CTR Analysis Push Notification Quality: Metric, Baseline Assessment, and Experiment Design Background A mobi...

Analytics & Experimentation
5
0
43 people solved
Aug 4, 2025
Meta logo
Meta
Medium
Data Scientist

Investigate Causes of Decline in Facebook Group Comments

Investigate Causes of Decline in Facebook Group Comments Scenario A sharp decline in Comments per Post (CPP) was observed in Facebook Groups last week...

Analytics & Experimentation
2
0
34 people solved
Aug 4, 2025
Meta logo
Meta
Medium
Data Scientist

Ensure Effective Teamwork Amid Conflicting Stakeholder Opinions

Ensure Effective Teamwork Amid Conflicting Stakeholder Opinions Behavioral: Cross-Functional Collaboration, Miscommunication, and Conflict Handling Co...

Behavioral & Leadership
5
0
49 people solved
Aug 4, 2025
Meta logo
Meta
Medium
Data Scientist

Design A/B Test to Evaluate Payment Method Impact

Design A/B Test to Evaluate Payment Method Impact A/B Experiment Design: New Payment Method Rollout Context You are evaluating whether to launch a new...

Analytics & Experimentation
6
0
37 people solved
Aug 4, 2025
Meta logo
Meta
Medium
Data Scientist

Evaluate Marketing Campaign's Click-Through Rate Effectiveness

Evaluate Marketing Campaign's Click-Through Rate Effectiveness Scenario A campaign currently shows a click-through rate (CTR) of 4.2%. Leadership asks...

Statistics & Math
4
0
35 people solved
Aug 4, 2025
Meta logo
Meta
Hard
Data Scientist

Analyze Change in App Metrics and Feature Impact

Analyze Change in App Metrics and Feature Impact Scenario A consumer app has either launched a new feature or observed a sudden change in a key metric...

Analytics & Experimentation
3
0
34 people solved
Aug 4, 2025
Meta logo
Meta
Medium
Data Scientist

Assess Cultural Fit and Problem-Solving in Reality Labs Role

Assess Cultural Fit and Problem-Solving in Reality Labs Role Behavioral and Leadership Interview Prompts (Data Scientist, Reality Labs) Context The hi...

Behavioral & Leadership
4
0
36 people solved
Aug 4, 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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