πGermany
Staff Data Scientist

π΅ $217k-$303k
πRemote - United States
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Summary
Join Reddit's Ads Data Science team as a Staff Data Scientist and take ownership of high-impact projects within the advertising domain. You will develop advanced models and frameworks, translate ambiguous problems into measurable outcomes, and collaborate with cross-functional teams. This role requires expertise in areas like auction optimization, targeting, and measurement. You will leverage causal inference and large-scale data systems to solve novel problems. The position offers high autonomy and the chance to influence strategic direction. Reddit is a remote-friendly company.
Requirements
- Master's or Ph.D. in Statistics, Computer Science, Economics, Operations Research, or a related quantitative discipline
- For M.S. holders: 10+ years of industry experience in applied science, data science, or machine learning engineering roles
- For Ph.D. holders: 6+ years of relevant experience applied science, data science, or machine learning engineering roles
- Demonstrated expertise in at least one of the following
- Auction Design & Optimization
- Targeting, Personalization & Lookalike Modeling
- Ads Creative & Format Evaluation
- Measurement & Experimentation at Scale
- Advanced proficiency in statistical programming (Python or R) and SQL
- Experience with machine learning or optimization techniques
- Strong understanding of experimental design, causal inference, or A/B testing methodologies
- Exceptional problem-solving and communication skills, with a track record of influencing product and engineering partners
- Experience working in fast-paced, ambiguous environments with cross-functional teams
Responsibilities
- Drive Strategic Impact Across Ads Domains: Take end-to-end ownership of complex problem spaces such as auction optimization, auto-bidding, ad creative performance, personalization, and targeting
- Develop Advanced Models and Frameworks: Build and deploy predictive models, optimization frameworks, and decision-support systems that power Redditβs ad platform and marketplace health
- Translate Ambiguity into Measurable Outcomes: Define core business and performance metrics, and design robust methodologies to measure the impact of product and modeling changes on advertiser ROI and user experience
- Lead Through Cross-Functional and Technical Influence:: Collaborate deeply with engineering, product, and sales to align on strategic goals, translate insights into action, and drive execution. Set a high technical bar by mentoring others and championing best practices across modeling, experimentation, and measurement
- Drive Innovation in Ad Systems: Leverage causal inference, auction theory, and large-scale data systems to solve novel problems in a rapidly evolving ad marketplace
Benefits
- Comprehensive Healthcare Benefits
- 401k Matching
- Workspace benefits for your home office
- Personal & Professional development funds
- Family Planning Support
- Flexible Vacation (please use them!) & Reddit Global Wellness Days
- 4+ months paid Parental Leave
- Paid Volunteer time off
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