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Senior Data Scientist
Posted on 8/10/2022
Remote • United States
Experience Level
Desired Skills
Data Science
  • 5+ years of experience in quantitative or data science roles, preferably for a consumer-facing service/app
  • 2+ years of experience focused on experiment design and/or A/B testing at scale
  • Able to demonstrate application of the statistical underpinnings of experimentation: hypothesis testing, p-values, causal inference, etc
  • Familiar with statistical analysis and programming languages (e.g., R / Python)
  • Proficient with querying relational databases (e.g., SQL)
  • Results-oriented with a strong customer and business focus
  • Entrepreneurial and self-directed, demonstrated ability to innovate and bias toward action in fast-paced environments
  • Able to communicate and discuss complex topics with technical and non-technical audiences
  • Able to tackle ambiguous and undefined problems
  • Be the main point of contact for Data Science / statistics of experimentation, creating and implementing the roadmap for the stats engine of Reddit's Experimentation Platform, providing guidance on experiment design, execution, analysis, and metrics across the entire company
  • Apply modeling (advanced statistical methods, machine learning) to improve the accuracy of our experimental results (e.g. variance reduction techniques such as CUPED)
  • Be responsible for platform-wide Data Science process & analyses, defining company-wide experiment processes (delegation of authority when certain metrics are impacted, etc.), communicating good experimentation best practices and setting the standard for experiment design for the entire organization
  • Ensure high-quality and trustworthy experiment results and ensure that experimental designs lead to action
  • Collaborate with multiple engineers/product teams across the whole company to find technical solutions to complex experiment design challenges
  • Develop and adopt statistical methods that help Reddit teams better measure their feature areas, as well as the toolset to help experimenters understand the “why” behind what they are seeing in their experiments
  • Perform meta-analysis on experiments to understand macro trends in our product ecosystem and to understand the health of experiments for the company as a whole

501-1,000 employees

Social news website & forum
Company Overview
Reddit's mission is to bring community and belonging to everyone in the world. The company operates a social news website and forum where content is socially curated by members.
  • Comprehensive health benefits
  • Flexible unlimited vacation days & monthly global wellness days
  • Family planning funds & 4+ months paid parental leave
  • Personal & professional development funds
  • Paid volunteer time off
  • Workspace & home office benefits
Company Core Values
  • Evolve: Only by continually improving and learning will we succeed.
  • Add Value: We constantly evaluate our work to ensure it’s adding value and bringing us closer to achieving our mission. It’s easy to fall into the trap of conflating activity with value. Adding value requires hard work, but not all hard work is valuable.
  • Default: Open The free flow of ideas and feedback is the lifeblood of a healthy organization, and Reddit must embrace it if we are to thrive.