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Lead Data Scientist - Ads Measurement

Job in Toronto, Ontario, C6A, Canada
Listing for: Reddit
Full Time position
Listed on 2026-08-25
Job specializations:
  • IT/Tech
    Machine Learning/ ML Engineer, Data Scientist, AI Engineer (Applied/Software)
Salary/Wage Range or Industry Benchmark: 140000 - 200000 CAD Yearly CAD 140000.00 200000.00 YEAR
Job Description & How to Apply Below
Position: Lead Data Scientist - Reddit Ads Measurement
Drive innovation in advertising at Reddit as a Lead Data Scientist specializing in measurement and identity in Toronto. This role is critical for enhancing advertiser insights and performance metrics.
As a lead in the Ads Data Science team, you will tackle high-impact challenges through advanced methodologies. You'll contribute to identity graph creation while ensuring rigorous experimentation practices for advertising effectiveness. Your leadership will influence strategic initiatives across various functions at Reddit.

Key Responsibilities:

• Create identity resolution methodologies for advertising performance

• Advance capabilities in lift methodologies and experimentation

• Strategize new signal sources for predictive modeling

• Develop evaluation frameworks for measuring impact

• Mentor and set technical standards within the team
Requirements:

• Advanced degree in Statistics, Mathematics, or related field

• 10+ years for M.S. or 6+ years for Ph.D. in data science

Proven track record in experimentation and model optimization

• Proficiency in Python, R, SQL, and machine learning techniques

• Strong problem-solving and collaborative skills
Make a significant impact in the advertising domain with your data science expertise at Reddit.
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