InterviewStack.io LogoInterviewStack.io

DoorDash Senior Data Engineer Interview Preparation Guide

Data Engineer
Doordash
Senior
7 rounds
Updated 11/22/2025

DoorDash's Data Engineer interview process is designed to evaluate technical depth, system design capabilities, business context understanding, and collaboration skills for senior-level practitioners. The process combines phone-based technical assessments with comprehensive on-site rounds covering SQL optimization, distributed systems architecture, real-time data pipeline design, and behavioral competencies. Senior candidates are expected to demonstrate advanced expertise in data systems design, the ability to mentor junior engineers, and influence on technical strategy.

Interview Rounds

1

Recruiter Screening

2

Technical Phone Screen - SQL & Python ETL

3

Onsite Round 1 - Data Pipeline Design & Case Study

4

Onsite Round 2 - Advanced SQL & Query Performance Tuning

5

Onsite Round 3 - Real-Time Data Systems Architecture

6

Onsite Round 4 - Data Governance, Scalability & Advanced Architecture

7

Onsite Round 5 - Behavioral & Technical Leadership

Additional Information

Want to create your own tailored preparation guide using our deep research?

Get Started for Free