Senior Data Scientist

Summary

Join Reddit's Ads Data Science team as a Senior Data Scientist and play a key role in improving the advertising platform's performance. You will design and develop data science solutions, analyze large datasets to identify trends, collaborate with product and engineering teams, and build machine learning models. This role requires strong statistical modeling, machine learning, and data processing skills, along with excellent communication abilities. Reddit offers a flexible, remote-friendly work environment and a comprehensive benefits package.

Requirements

• MS or PhD in Computer Science, Statistics, Mathematics, or a related field
• 5+ 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

Responsibilities

• Design, develop, and apply DS solutions to inform improvements in advertiser experience as well as Reddit's ad platform & marketplace performance
• 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, & 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

Preferred Qualifications

• 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
• 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
• Medical, dental, and vision insurance
• 401(k) program with employer match
• Generous time off for vacation
• Parental leave