Principal Data Scientist, User Ecosystem

Reddit · Remote - United States · Remote-friendly

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Company
Reddit
Location
Remote - United States
Salary
$313,000 — $365,100
Posted
October 21, 2026

About this job

Reddit is a complex consumer ecosystem where users, content, communities, and conversations interact over time. We are looking for a very senior data science thought leader to shape how Reddit understands and improves that ecosystem for the user / consumer flywheel. This role will define the measurement, modeling, and experimentation strategy for major Consumer questions: how users discover value, form habits, and deepen engagement; how we understand and serve user intent; how content and communities evolve; and how our systems create durable value for users, contributors, communities, and Reddit. The ideal candidate will bring deep expertise in one or more areas of consumer science, such as: Recommender systems and information retrieval User modeling, personalization, lifecycle, LTV, or…

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