Sr. Data Science Manager - Ads Marketplace

22h•Remote

About The Position

Reddit is a community of communities. It’s built on shared interests, passion, and trust, and is home to the most open and authentic conversations on the internet. Every day, Reddit users submit, vote, and comment on the topics they care most about. With 100,000+ active communities and approximately 121 million daily active unique visitors, Reddit is one of the internet’s largest sources of information. For more information, visit www.redditinc.com. Senior Data Science Manager - Ads Marketplace Advertising is Reddit’s primary revenue driver and we have an ambitious goal to turn it into a massive business. Although several large digital ad platforms already exist, advertisers are being increasingly drawn to Reddit because of our passionate communities. We believe our community-centric platform has created the opportunity for Reddit to build a highly differentiated ads business. The Ads Marketplace DS team sits at the intersection of economics, machine learning, and human behavior. We are looking for a results-oriented and strategically minded Data Science Leader to work with our Ads Marketplace teams ensuring that every ad served provides value to the advertiser, maintains the integrity of the user experience, and optimizes the long-term health of our ecosystem. You will lead a team of high-caliber data scientists to partner with Product, Engineering, and Sales to build a world-class, transparent, and efficient marketplace. If helping Reddit’s advertising business reach the next level excites you, then you’ve found the right place. We’re a company with one of the highest employee/user ratios in the industry, giving you a tremendous opportunity for both scope & impact.

Requirements

PhD or Master's degree in Economics, Statistics, Machine Learning, Operations Research, or other quantitative fields (If M.S. degree, a minimum of 8+ years of industry data science experience required; If PhD degree, a minimum of 6+ years of industry data science experience required)
4+ years of management experience. Experience managing managers is a bonus.
Strong skills in programming (Python or R) and SQL
Experience in leveraging AI-assisted development tools (e.g., Cursor, Claude, or similar LLMs) to improve personal and team productivity, code quality, and technical problem-solving.
Deep understanding of Ads Marketplace
Extensive experience of online experimentation and causal inference
Ability to communicate & discuss low-level technical topics as well as high-level strategies.
Comfortable in innovative and fast-paced environments, and an innate ability to bias toward action
Results-oriented with a strong customer and business focus
Track-record driving product roadmap and execution with strong cross-org collaborations
Ability to provide structure and tackle ambiguous and undefined problems

Responsibilities

Inspire, lead, and grow a team of data scientists to achieve our longer term vision
Drive data science projects end-to-end in partnership with Product, Engineering, and other partners to inform product strategy and investment decisions
Analyze large datasets to identify trends, patterns, and insights that can help understand marketplace dynamics and help cross-functional teams (e.g., product, engineering, marketing) to define and execute data-driven optimization strategies
Actively influence the design of the strategy and shaping of the roadmap. Generate and use team insights to set and prioritize longer term goals
Create and implement A/B testing, experimentation, and other cutting-edge statistical/mathematical frameworks to analyze Ads (marketplace) performance
Continually develop & execute on a Data Science roadmap and vision for your team
Stay abreast of industry best practices and emerging technologies in the field of advertising and data science
Foster a culture of innovation, collaboration, and technical excellence
Be an integral part of the Data Science Org, leveraging and contributing to the vibrant knowledge base, shared across a community of world-class data experts

Benefits

Comprehensive Healthcare Benefits and Income Replacement Programs
401k with Employer Match
Global Benefit programs that fit your lifestyle, from workspace to professional development to caregiving support
Family Planning Support
Gender-Affirming Care
Mental Health & Coaching Benefits
Flexible Vacation & Paid Volunteer Time Off
Generous Paid Parental Leave

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