Senior Data Scientist — Ads Measurement & Privacy

Reddit is seeking a Senior Staff Data Scientist for Ads Measurement, Signals, and Privacy in Toronto. You will define long-term data science strategy, lead causal inference initiatives, and partner with product, engineering, and legal teams to deliver measurement that informs advertiser value while preserving user privacy. The role emphasizes ambitious experimentation, scalable infrastructure, and leadership across a cross‑functional organization. Toronto location with high impact and visibility.

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