Uber Data Scientist Interview Questions
Master your tech interview with our curated database of real questions from top companies.
Optimize Surge Notifications for Rideshare Drivers
Scenario A rideshare marketplace experiences airport demand spikes. When demand exceeds supply, the system can send surge-pricing push notifications t...
Analyze User Purchase Behavior in Online Marketplace Data
user_events +----------+------------+---------------------+-------------+ | user_id | event_type | event_timestamp | product_id | +----------+--...
Determine Sample Size for Promotion Campaign A/B Test
A/B Test Design for a Threshold Discount Promotion Scenario A company plans to launch a threshold-based promotion (e.g., "20% off when spending $40")....
Analyze T2 Results and Recommend Launch Strategy
A/B Test Interpretation, Launch Decision, Segmentation, and Multi-Experiment Error Control Context You ran two A/B tests on an e-commerce platform: - ...
Evaluate Promotion Campaign Effectiveness with A/B Testing
A/B Testing a San Francisco–Only January Promotion Background A consumer marketplace app plans to run a January 2024 promotion limited to San Francisc...
Evaluate Rider-Incentive Program Impact with Key Metrics
Scenario You are designing an evaluation for a new rider-incentive program in a two‑sided ride‑hailing marketplace (riders request trips; drivers supp...
Measure Impact of Updated Rider ETA Algorithm
Scenario A ride-hailing company has updated its rider ETA-prediction algorithm (the ETA shown to riders before they request a trip) and wants to quant...
Evaluate Auto-Play Impact with Key Metrics and Experiment Design
Streaming Auto-Play Experiment: Metrics and Design Context A streaming platform is considering auto-playing the next episode to increase user engageme...
Assess Cultural Fit and Leadership Potential in Candidates
Behavioral and Leadership Phone Screen (Data Scientist) Context You are interviewing for a Data Scientist role in a technical phone screen focused on ...
Evaluate Push Notification Impact on Rideshare Supply Shortages
Experiment Design: Push Notifications for Airport Surge Shortage Resolution Context When rider demand at the airport exceeds available driver supply, ...
Evaluate Email Subject Line Performance Using Hypotheses
A/B Test of Email Subject Lines: CTR Hypotheses, CLT Justification, and Sample Size Context You are comparing click-through rates (CTRs) between a con...
Calculate January-2024 SF Promotion Impact Using SQL Queries
campaign_users +---------+-----------+ | user_id | treatment | +---------+-----------+ | 1001 | control | | 1002 | test | | 1003 | con...
Formulate OR model to reduce driver backtracking
Define and reduce driver ‘backtracking’ in a marketplace. First, define a quantitative backtracking metric B per driver-hour from GPS and assignment l...
Diagnose location-sorted recommender causing revenue drop
Eats recommendations were changed to rank items primarily by distance to the user; after launch, add-to-cart rate rose but revenue per session fell. D...
Explain grocery-specific product strategy and scrappy XP
Launching Grocery Delivery in NYC: Product and Experimentation Plan Context A delivery platform that is strong in restaurant delivery is launching a g...
Design station experiment with interference and rush-hour spillovers
Experiment Design Under Interference for an In‑Station Ordering Pilot Context (Completed) You are evaluating two competing in‑station ordering feature...
Design ETA prediction for Uber rides
System Design: Real‑Time Pickup and Drop‑off ETA Prediction Context: You’re designing an end‑to‑end system that predicts pickup and drop‑off ETAs at t...
Define ride success metric for Uber
Define a single primary metric for "Uber ride success" Design one primary, comparable metric for ride success across markets and cohorts. Provide: 1) ...
Differentiate Type I vs II errors under costs
Ship/No-Ship Decision: Type I/II Errors, Cost-Sensitive Testing, Sample Size, and Multiple Testing Context You are deciding whether to ship a new disp...
Explain and validate A/B test assumptions
A/B Test Validity: Core Assumptions, Violations, Diagnostics, and Mitigations You are designing and evaluating an online A/B test for a large, multi-s...