Sr. Data Science Manager - Ads Marketplace

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

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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.

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

Required Qualifications

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

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

Pay Transparency

This job posting may span more than one career level.

In addition to base salary, this job is eligible to receive equity in the form of restricted stock units, and depending on the position offered, it may also be eligible to receive a commission. Additionally, Reddit offers a wide range of benefits to U.S.-based employees, including medical, dental, and vision insurance, 401(k) program with employer match, generous time off for vacation, and parental leave. To learn more, please visit

https://www.redditinc.com/careers/

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To provide greater transparency to candidates, we share base salary ranges for all US-based job postings regardless of state. We set standard base pay ranges for all roles based on function, level, and country location, benchmarked against similar stage growth companies. Final offer amounts are determined by multiple factors including, skills, depth of work experience and relevant licenses/credentials, and may vary from the amounts listed below.

The Base Salary Range For This Position Is

$232,500

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$325,500 USD

In select roles and locations, the interviews will be recorded, transcribed and summarized by artificial intelligence (AI). You will have the opportunity to opt out of recording, transcription and summarization prior to any scheduled interviews.

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Candidate Privacy Policy for Potential Employees and Contractors

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Reddit is proud to be an equal opportunity employer, and is committed to building a workforce representative of the diverse communities we serve.  Reddit is committed to providing reasonable accommodations for qualified individuals with disabilities and disabled veterans in our job application procedures. If, due to a disability, you need an accommodation during the interview process, please let your recruiter know.