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Updated weekly · Last refresh Aug 30

Uber Applied Scientist Interview Questions

The questions to prepare for a Uber Applied Scientist interview. Questions from real interview reports rank first. Updated weekly.

30questions
~4htotal time
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1
SQL & Data ManipulationStart here. 3 questions + 2 drills · ~46 min
Average Delivery Time by RegionMedium
Practice
Recently asked

Join orders and shoppers to calculate average delivery hours by region for the previous calendar month.

Date FunctionsJoinsAggregationsUber
Optimize Large-Scale JoinHard
Recently asked

Tests performance optimization skills for large-scale SQL joins relevant to Uber data workloads.

sql performanceUber
January Shopper Retention RateMedium
Practice
Practice drill

Calculate January cohort retention using date filtering and aggregate counts on a single shoppers table.

Date FunctionsJoinsAggregationsInstacartUber
January Rider Retention RateEasy
Practice
Practice drill

Use CTEs, joins, and date filters to compute February retention for riders who signed up on Uber in January 2024.

Date FunctionsJoinsAggregationsZig By ComfortdelgroInstacartUber
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2
Statistics & Probability7 questions · ~60 min
Significance Testing for Delivery Time ChangesMedium
Recently asked

Tests statistical evaluation methods for determining whether delivery time changes are meaningful.

Uber
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3
Coding3 questions · ~26 min
Estimate Driver Trip Acceptance ProbabilityMedium
Recently asked

Tests ability to implement probability estimation logic from historical outcomes for Uber predictions.

Uber
Detect Service Coverage GapsMedium
Recently asked

Tests ability to analyze time-series data and detect coverage gaps relevant to Uber operations.

Uber
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4
Machine Learning3 questions · ~26 min
Experiment for Surge Pricing ImpactMedium
Recently asked

Tests experimental design skills for measuring causal impact in Uber marketplace systems.

experiment designCausal InferenceUber
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5
System Design7 questions · ~60 min
Design Incentives for Marketplace BalanceMedium
Recently asked

Tests ability to reason about multi-sided marketplace incentives and expected behavioral impacts.

Uber
Measure Success of Feature RolloutMedium
Recently asked

Tests metrics selection, instrumentation, and evaluation strategy for Uber product changes.

success metricsUber
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6
Behavioral & Leadership7 questions · ~60 min
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The finish line: interview-readyComplete all 30 questions plus 2 hands-on drills to finish this plan.