DoorDash Analytics & Experimentation Interview Questions
Master your tech interview with our curated database of real questions from top companies.
Evaluate Impact of Bicycle Deliveries on Efficiency and Costs
Scenario A food-delivery marketplace plans to let couriers (dashers) opt in to deliver by bicycle in addition to cars. Question State the primary busi...
Analyze Retention Data for Geo-Targeted Feature Launch
Business Case: Geo-Targeted Feature with Limited Traffic and Retention Curves Scenario You are evaluating whether to launch a new geo-targeted product...
Evaluate Account-Partner Performance with Observational Data Analysis
Scenario DoorDash uses third-party account partners to recruit and onboard new restaurants ("merchants"). Leadership wants to assess the program’s eff...
Investigate Causes of Cold Food Deliveries and Solutions
Diagnosing and Mitigating Cold Food Deliveries Context Customers report that delivered food often arrives cold. As the data scientist on the delivery ...
Assess Success Criteria for Bike-Courier Delivery Launch
Scenario DoorDash plans to launch a bike-courier delivery option and wants to assess whether, where, and how to roll it out successfully. Task As the ...
Design Experiments to Evaluate Courier Initiatives Effectively
Scenario You operate a two‑sided delivery marketplace with independent couriers (Dashers). The team must decide on three courier-related initiatives: ...
Evaluate Top-Dasher Program's Benefits and Challenges
Scenario DoorDash is considering several driver-facing initiatives: a Top-Dasher status, cash incentives, and a tiered rewards program. Questions 1) T...
Evaluate Account-Partner Onboarding with Success Metrics
Evaluating an Account-Partner Merchant Onboarding Program Context You operate a two‑sided marketplace that onboards new merchants via two channels: (1...
Boost App Installs: Analyze and Experiment with Conversion Funnel
Mobile Web Order → App Install Funnel and Experiments Context You are a data scientist for a consumer marketplace with both mobile web and native apps...
Identify Major Components of DoorDash's Operational Costs
Operational Cost Structure and Data-Driven Optimization (Food Delivery Marketplace) Scenario Leadership wants to understand the end-to-end operational...
Investigate Causes of Cold Meal Deliveries
Investigate and Reduce Cold Food Deliveries Context You are a Data Scientist at a large food-delivery marketplace. Customer complaints about meals arr...
Measure Impact of Merchant Variety on Consumer Experience
Scenario A two‑sided food delivery marketplace wants to understand the impact of expanding merchant selection (e.g., onboarding more restaurants, expa...
Diagnose Cold Food Deliveries with Key Metrics Analysis
Diagnosing and Testing Solutions for Cold Food Deliveries Scenario You are a data scientist at a food-delivery marketplace experiencing a spike in cus...
Diagnose and experiment to reduce late deliveries
Two-Sided Delivery Platform: Rising Late Deliveries You are the first analyst on a two‑sided delivery platform that handles both food and parcel order...
Drive app installs from web traffic
Increase App Installs From Web Menu Landers: Funnel, Experiment, and Measurement Plan Context A food delivery platform wants to increase app installs ...
Decompose and optimize delivery operational costs
Decompose Operational Cost per Order and Optimize Without Harming Experience Context: You are evaluating operational cost per order for a two-sided fo...
Decide and test a 20% discount strategy
Case: Evaluate a 20% Discount Campaign Context Marketing proposes a 20% discount to boost purchases. You are asked to build the business case, design ...
Experiment on increasing order notifications
Experiment Design: Increasing Order‑Related Push Notifications Context You are asked to design, measure, and make decisions about increasing order‑rel...
Diagnose LA completed-order drop and design experiment
LA Dinner-Period Orders Down 12% WoW: Diagnose and Validate Root Cause Context You are analyzing a weekly decline in a two-sided delivery marketplace....
Investigate Causes of Increased Driver Wait Time
Scenario DoorDash observed that driver (Dasher) wait time at restaurants spiked last week versus the prior week. Task Walk through how you would debug...