Data Scientist, Ads
Reddit, Inc.San Francisco, California, United States • Los Angeles, California, United States • Illinois, United States • New York, New York, United States
Posted September 11, 2025
164200 - 229900 USD year
Full Time
About the Company
Reddit, Inc. is a leading online platform where millions of people gather to discuss a wide range of topics through subreddits. Offering software engineering, full-stack development, social media management, data science, mobile apps, and online advertising services, Reddit fosters vibrant communities for diverse interests and real-time conversations.
Job Description
Reddit is seeking a Data Scientist to join their Ads Data Science team. This role involves developing and applying cutting-edge machine learning models to improve advertising platform effectiveness, and collaborate with cross-functional teams. The team focuses on advertising targeting, relevance modeling, auction optimization, measurement, and user experience.
Requirements
- MS or PhD in Computer Science, Statistics, Mathematics, or a related field
- 3+ years of experience in data science, machine learning, or a related field
- 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 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
Benefits
- Comprehensive Healthcare Benefits
- Income Replacement Programs
- Family Planning Support
- Gender-Affirming Care
- Mental Health & Coaching Benefits
- Flexible Vacation
- Reddit Global Days off
- Parental Leave