Senior Staff Data Scientist

Position:
Sr. Staff Data Scientist - Ads Measurement, Signals, Privacy

Company:
Reddit

Location:
Canada, Toronto

Employment type:
Not Specified

Work Arrangement:
Not Specified

Short Summary:
Reddit’s Ads Data Science team is seeking a Senior Staff Data Scientist to lead the scientific strategy behind ads measurement and signal systems, focusing on proving advertiser value, improving signal quality, and building privacy-aware measurement systems.

Responsibilities:
- Define the long-term data science vision & strategy across ads measurement, signal quality, identity, attribution, and privacy.
- Establish evaluation methods for advertiser value and measurement quality.
- Create frameworks for validating lift, attribution, and privacy-aware measurement.
- Lead the evolution of experimentation and lift methodologies.
- Partner with Ads Engineering to operationalize causal models.
- Quantify the impact of signal quality and privacy changes on advertiser outcomes.
- Mentor Staff and Senior data scientists and improve technical standards across the organization.

Requirement:
- Advanced degree in Statistics, Economics, Mathematics, Computer Science, or related field, or equivalent industry experience.
- 10+ years of experience in data science or related quantitative role.
- Deep expertise in ads measurement, experimentation, and causal inference.
- Strong command of statistical modeling and experimental design.
- Advanced proficiency in SQL and Python or R.

Benefits:
- Global Benefit programs that fit your lifestyle.
- Family Planning Support.
- Gender-Affirming Care.
- Mental Health & Coaching Benefits.
- Comprehensive Medical Benefits & Health Care Spending Account.
- Registered Retirement Savings Plan with matching contributions.
- Income Replacement Programs.
- Flexible Vacation & Paid Volunteer Time Off.
- Generous Paid Parental Leave.