Senior Machine Learning Engineer, Ads Optimization

Reddit · Remote - United States · Remote-friendly

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Company
Reddit
Location
Remote - United States
Salary
$216,700 — $303,400
Posted
June 26, 2026

About this job

Team Description This role sits in the Ads Optimization organizations, which are responsible for the health and performance of Reddit’s ads marketplace. We focus on: Designing the auction and bidding mechanisms that decide which ads show to which users and at what price. Building optimization systems that help advertisers achieve their goals (e.g., conversions, ROAS) under budget and delivery constraints. Ensuring marketplace quality by improving user experience with ads, fighting ad blindness, and increasing valuable ad opportunities on the platform. You’ll join a set of tight-knit engineers working on high-impact, internet-scale problems at the core of Reddit’s revenue engine, collaborating closely with Product, Data Science, and Infra partners across Reddit Ads.…

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Senior Machine Learning Engineer, Ads Optimization — Reddit | NewLuxJob