Staff Data Scientist - Ads Measurement, Signals, Privacy

Reddit is hiring a Staff Data Scientist to work on ads measurement, identity, and signal quality, with a focus on improving the advertiser experience. The role involves building probabilistic approaches to identity resolution, strengthening lift measurement and experimentation, and assessing new signals for predictive models. It also includes defining evaluation methods and truth sets to support better validation of measurement systems and identity graphs. This position suits a highly experienced data scientist who can lead technical work, shape strategy, and collaborate across teams in a high-autonomy setting.