Doordash 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...
Analyze Spending Patterns and Restaurant Performance Using SQL/Python
orders +-------------+---------+---------------+---------------------+ | delivery_id | user_id | restaurant_id | order_date | +-------------+...
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...
Analyze Monthly Customer and Restaurant Spend Data
orders +-----------+-------------+---------------+------------+--------+ | order_id | customer_id | restaurant_id | order_date | amount | +----------...
Resolve Conflicts and Deliver Results Under Pressure
Behavioral & Leadership (Onsite) — Data Scientist Scenario Cross-functional and hiring-manager interviews focused on culture fit, decision-making, and...
Design A/B Test to Evaluate Algorithm's Revenue Impact
A/B Test Design for a New Recommendation Algorithm Context You are evaluating a new recommendation algorithm in a consumer marketplace app (e.g., brow...
Generate Weekly Revenue and Engagement Summary with Pandas
events | user_id | event_time | event_type | platform | revenue | |---------|---------------------|------------|----------|---------| | 101 ...
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...
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...
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...
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...
Quantify and Forecast DoorDash vs. In-Store Price Inflation
Scenario You are asked to compare price inflation on the DoorDash platform versus in-store menu prices over time for the same merchants and items. The...
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...
Determine equality after limited swaps
Question LeetCode 1790. Check if One String Swap Can Make Strings Equal Follow-up: Given two strings, determine if they can become anagrams of each ot...