DoorDash Staff Data Scientist Interview Preparation Guide

DoorDash's Staff Data Scientist interview process is comprehensive and multi-stage, designed to assess technical depth, business acumen, and leadership capabilities. The process typically spans 4-6 weeks and includes a recruiter screening, one technical phone screen, and six onsite rounds covering SQL analytics, machine learning, product metrics & A/B testing, data infrastructure & systems design, behavioral & leadership competencies, and a technical take-home project. For Staff level candidates, the emphasis extends beyond technical execution to strategic thinking, mentorship, cross-functional influence, and the ability to drive high-impact initiatives across the organization.