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Senior Staff Machine Learning Engineer

DoorDash USA
Full-time
San Francisco, CA; Sunnyvale, CA Full-time Posted Jun 5, 2026

About this role

Job title: Senior Staff Machine Learning Engineer

About the Team

The Ads & Promos Delivery team powers the last-mile delivery of ads and promotions, two marketing products offered to merchants, connecting merchant intent with consumer demand across search and discovery experiences. As a Senior Staff Engineer, you will lead the technical direction for AI-first experiences, including ranking and relevance systems that sit at the core of our ads marketplace and shape how ads are selected, ordered, and personalized in real time across all verticals.

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