DoorDash Machine Learning Interview Questions

Practice the exact questions companies are asking right now.

6 Questions 1 Company03.15.2026
Showing 6 results
Role
DoorDash logo
DoorDash
Medium
Machine Learning Engineer

How would you target promotions to grow consumers?

ML / Growth Scenario You own a system that sends promotion offers (e.g., "$10 off", "free delivery") to consumers to increase growth. Prompt Design an...

Machine Learning
14
0
140 people solved
Oct 17, 2025
DoorDash logo
DoorDash
Hard
Data Scientist Locked

Design a Homepage Store Recommender

This question evaluates system-level machine learning and recommender competencies, including candidate retrieval, filtering and ranking, feature-stor...

Machine Learning
21
0
226 people solved
Mar 15, 2026
DoorDash logo
DoorDash
Hard
Data Scientist

Design and evaluate an uplift model

Targeting a 20% Subset With a Free-Delivery Promotion to Maximize Incremental Orders per Dollar Context You work on a two-sided delivery marketplace a...

Machine Learning
14
0
118 people solved
Oct 13, 2025
DoorDash logo
DoorDash
Hard
Data Scientist

Build a late-delivery risk model

Predict Late Delivery Risk at Order Creation Context You are given an anonymized dataset of marketplace orders with timestamps, store/customer/market ...

Machine Learning
11
0
101 people solved
Oct 13, 2025
DoorDash logo
DoorDash
Hard
Data Scientist Locked

Design a Low-Latency Store Recommender

This question evaluates system design and machine learning competencies for real-time, low-latency store recommendation systems, including retrieval, ...

Machine Learning
8
0
68 people solved
Jan 13, 2026
DoorDash logo
DoorDash
Hard
Data Scientist

Build ETA prediction and simulate impact

Predicting Delivery ETA (Minutes) Context You are given a take-home dataset with order-, store-, and dasher-level features. The goal is to predict del...

Machine Learning
15
0
170 people solved
Oct 13, 2025

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DoorDash Machine Learning Questions (Updated 2026) | PracHub