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Updated weekly · Last refresh Oct 17

Thumbtack Data Scientist Interview Questions

The questions to prepare for a Thumbtack Data Scientist interview. Questions from real interview reports rank first. Updated daily.

45questions
~6htotal time
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1
MetricsStart here. 4 questions · ~34 min
Diagnose Ride Booking Funnel DropMedium

Diagnose why ride bookings fell by breaking the booking funnel into conversion steps and isolating the failing stage.

Funnel AnalysisConversion RateDiagnosisThumbtack
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2
A/B Testing & Experimentation11 questions · ~94 min
Measure Interference in Customer Change TestHard

Design an experiment when treatment spills across customers and contaminates the control group.

Network InterferenceSwitchback TestsA/B TestingThumbtack
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3
Product Sense5 questions · ~43 min
Solve a Business Question With DataMedium

Evaluates product sense, problem framing, and practical implementation planning with data.

implementationThumbtack
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4
SQL & Data Manipulation5 questions + 1 drill · ~53 min
SQL Coding LevelMedium

Assesses baseline SQL proficiency for analytics and data tasks.

CodingThumbtack
Compute Time to First BookingMedium
Practice
Practice drill

Calculate the average hours from each customer's first search to their first confirmed Thumbtack booking.

Date FunctionsJoinstransactionsThumbtack
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5
Statistics & Probability3 questions · ~26 min
Interpret Confidence IntervalsEasy

Tests ability to explain uncertainty and practical meaning of confidence intervals for product metrics.

Confidence IntervalsHypothesis TestingLiftThumbtack
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6
Behavioral & Leadership14 questions · ~119 min
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7
More topics3 questions · ~26 min
Design a Machine Learning SystemHard

Tests system design thinking for ML from development through production monitoring.

A/B TestingThumbtack
Forecasting and ModelingMedium

Evaluates modeling and forecasting knowledge and how you apply it to real data problems.

ForecastingmodelingThumbtack
Thorough Model EvaluationHard

Tests rigor in evaluation planning, assumptions, and statistical reasoning under ambiguity.

Data AnalysisThumbtack
The finish line: interview-readyComplete all 45 questions plus 1 hands-on drill to finish this plan.