Senior Data Scientist, Ads Data Science

Location: US remote-friendly

About Reddit

Reddit is a community of communities, built on shared interests, passion, and trust. It's home to the internet's most open and authentic conversations, with over 100,000 active communities and approximately 126 million daily active unique visitors. Learn more at www.redditinc.com.

Our Flexible Workforce

Reddit has a flexible-first workforce. We continue to grow our teams with the best talent, and we are completely remote-friendly.

About Advertising at Reddit

Advertising is Reddit's primary revenue driver, and we have an ambitious goal to turn it into a massive business. Advertisers are increasingly drawn to Reddit due to our passionate communities, offering a unique opportunity to build a highly differentiated ads business.

About the Ads Data Science Team

The Ads Data Science team at Reddit leverages data to maximize advertiser value through robust data foundations, metrics, and strategic insights generated via experimentation and cutting-edge DS methods. We tackle challenging problems in ads and platform measurement, campaign management, advertiser growth, monetization, and the intersection of brand and community engagement. We are a collaborative team of passionate data scientists and engineers pushing the boundaries of machine learning and statistical modeling.

About the Role

We are looking for a highly motivated and experienced Senior Data Scientist to join our growing Ads Data Science team. In this role, you will be instrumental in developing and applying cutting-edge DS models and methods to enhance the adoption and performance of our advertising platform through data-driven insights. You will collaborate closely with product managers, engineers, and fellow data scientists to identify opportunities, define metrics, and build solutions that drive significant impact for Reddit.

Responsibilities

• Design, develop, and apply DS solutions to inform improvements in advertiser experience and Reddit's ad platform.
• Analyze large-scale datasets to identify trends, patterns, and insights that can be used to improve the effectiveness of our advertising platform.
• Collaborate with product managers and engineers to define product requirements and translate them into data science solutions.
• Develop ML models & DS methods to improve anomaly detection, prediction, and pattern recognition.
• Communicate findings and recommendations to stakeholders across the organization.
• Stay up-to-date on the latest advancements in machine learning and data science.
• Mentor and guide junior data scientists on the team.

Qualifications

• Advanced degree (Masters or Ph.D.) in a quantitative field such as Statistics, Mathematics, Physics, Economics, or Operations Research.
• For M.S. holders: 5+ years of industry experience in applied science or data science roles.
• For Ph.D. holders: 4+ years of industry experience in applied science or data science roles.
• Platform experience and a deep understanding of the ads ecosystem.
• Strong understanding of statistical modeling, machine learning algorithms, causal inference, and experimental design.
• Experience with large-scale data processing and analysis using tools such as Spark, Hadoop, or Hive; knowledge of BigQuery is a plus.
• Proficiency in Python or R and experience with machine learning libraries such as scikit-learn, TensorFlow, or PyTorch.
• Experience with SQL and relational databases.
• Excellent communication and presentation skills.
• Passion for Reddit and the online advertising industry.

Bonus Points

• Experience with online advertising and ad tech.
• Experience with causal inference and A/B testing.
• Contributions to open-source projects or publications in relevant conferences or journals.

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. 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. The base salary range for this position is: $190,800 - $267,100 USD.

AI Interview Information

In select roles and locations, 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.