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

Calculate Daily Harmful Content View Percentage

VIDEOS +----+-------------+------------+ | id | uploader_id | is_harmful | +----+-------------+------------+ | 1 | 101 | true | | 2 | ...

Data Manipulation (SQL/Python)
0
1
7 people solved
Aug 4, 2025
Meta logo
Meta
Medium
Data Scientist

Identify Shops with Low Weekly Visibility Rates

SHOP_VISIBILITY +-----------+---------+------------+---------+ | shop_id | user_id | view_date | visible | +-----------+---------+------------+----...

Data Manipulation (SQL/Python)
0
0
2 people solved
Aug 4, 2025
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Meta
Medium
Data Scientist

Calculate Total Revenue in USD Using SQL Query

ads_revenue +---------+------------+---------+----------+ | ad_id | country | revenue | currency | +---------+------------+---------+----------+ ...

Data Manipulation (SQL/Python)
100
1
192 people solved
Aug 4, 2025
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Meta
Medium
Data Scientist

Resolve Ties for Top-10 Users in SQL Query

Oculus_Scores +---------+-------+ | user_id | score | +---------+-------+ | u1 | 95 | | u2 | 92 | | u3 | 90 | | u4 | 90 ...

Data Manipulation (SQL/Python)
71
0
216 people solved
Aug 4, 2025
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Meta
Medium
Data Scientist

Retrieve Top Five Ads by Conversions in 30 Days

ads ad_id | advertiser_id | created_at 1 | 101 | 2024-06-01 2 | 102 | 2024-06-03 3 | 101 | 2024-06-10 ​ ad_i...

Data Manipulation (SQL/Python)
87
0
473 people solved
Aug 4, 2025
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Meta
Medium
Data Scientist

Analyze Top Call Initiators and Active French Video Callers

calls +---------+-----------+-------------+---------------------+---------+-----------+ | call_id | caller_id | receiver_id | call_start_time | co...

Data Manipulation (SQL/Python)
86
0
227 people solved
Aug 4, 2025
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Meta
Medium
Data Scientist

Analyze Ad CTR and Convert Transactions to USD

AdsImpressions +-----------+---------+------------+--------+-----------+ | user_id | ad_id | impressions| clicks | event_dt | +-----------+------...

Data Manipulation (SQL/Python)
126
0
500 people solved
Aug 4, 2025
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Meta
Medium
Data Scientist

Determine Top Advertisers by Conversion Rate and CTR Analysis

ads +-------+---------------+------------+ | ad_id | advertiser_id | created_at | +-------+---------------+------------+ | 1 | 101 | 202...

Data Manipulation (SQL/Python)
78
0
127 people solved
Aug 4, 2025
Meta logo
Meta
Easy
Data ScientistSenior+

Compute invalid event percentage by pixel

Context You work on an ads pixel instrumentation platform. Each pixel emits events throughout the day; some events are missing (not observed) and some...

Data Manipulation (SQL/Python)
0
1
11 people solved
Aug 1, 2025
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Meta
Medium
Data Scientist

Find posts with >60s unconnected viewing time

Context You work on a social app where users can view posts. A view can be from a connected user (viewer is friends/connected with the post author) or...

Data Manipulation (SQL/Python)
3
1
58 people solved
Jul 28, 2025
Meta logo
Meta
Hard
Data Scientist

Define metrics for high-quality notifications

Define metrics for high-quality notifications Context You are a Data Scientist partnering with a product team at Facebook/Meta that owns push/in-app n...

Analytics & Experimentation
3
0
36 people solved
Jul 27, 2025
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Meta
Easy
Data Scientist

Probability a negative review came from a lazy reviewer

Bayesian Posterior: Negative Review and Lazy Reviewer Reviewer types in the population: - Lazy reviewers are 20% of reviewers and never leave negative...

Statistics & Math
28
0
66 people solved
Jul 12, 2025
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Meta
Medium
Data Scientist

Analyze Hashtag Follow Behavior with SQL Queries

following_behavior +------------+---------+-----------+---------------+ | date | user_id | hashtag_id| hashtag_source| +------------+---------+-...

Data Manipulation (SQL/Python)
5
0
26 people solved
Jul 12, 2025
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Meta
Medium
Data Scientist

Calculate French User Engagement and U.S. Call Duration

call_logs +---------+-----------+------------+---------+----------+ | caller | recipient | ds | call_id | duration | +---------+-----------+-...

Data Manipulation (SQL/Python)
79
0
377 people solved
Jul 12, 2025
Meta logo
Meta
Medium
Data Scientist

Analyze VR App Usage and Engagement Metrics

vr_usage +---------+------------+---------+------------+----------+ | user_id | date | app_id | session_id | duration | +---------+------------...

Data Manipulation (SQL/Python)
49
0
5 people solved
Jul 12, 2025
Meta logo
Meta
Medium
Data Scientist

Analyze Conversation Engagement and Reaction Usage Effectively

messages +-----------+--------+----------+--------------+---------------------+ | messageid | sender | receiver | has_reaction | timestamp |...

Data Manipulation (SQL/Python)
173
3
404 people solved
Jul 12, 2025
Meta logo
Meta
Medium
Data Scientist

Calculate Recent Post Views and Reactions for Social Media

info_stream_views +---------+-----------+--------------+----------+------------+ | post_id | viewer_id | relationship | duration | ds | +-----...

Data Manipulation (SQL/Python)
87
0
320 people solved
Jul 12, 2025
Meta logo
Meta
Hard
Data Scientist

Analyze Free Shuttle Impact on Employee Participation Rates

Analyze Free Shuttle Impact on Employee Participation Rates You have panel data for more than 1,000 company sites over time. Some sites adopt free shu...

Analytics & Experimentation
104
0
247 people solved
Jul 12, 2025
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Meta
Medium
Data Scientist

Analyze Recent User Engagement in Video Calls

calls +-----------+-----------+---------------------+---------+---------+ | caller_id | callee_id | call_start_timestamp| country | call_id | +-------...

Data Manipulation (SQL/Python)
83
0
259 people solved
Jul 12, 2025
Meta logo
Meta
Medium
Data Scientist

Calculate Weekly CTR and Campaign-Specific CTR in SQL

AdEvents ad_id | campaign_id | event | view_id | event_date 1 | 10 | impression | 123 | 2023-11-07 1 | 10 | cli...

Data Manipulation (SQL/Python)
66
2
244 people solved
Jul 12, 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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