Senior Staff Data Scientist - Consumer Experimentation

Tech Stack

Responsibilities

• Serve as the technical authority on experimentation methodology across Consumer, setting standards for design, analysis, and interpretation of experiments in a complex, networked environment.
• Tackle the hardest experimentation problems at Reddit, including spillover and network effects, interference between treatment and control, two-sided experimentation, and long-run effect estimation.
• Develop and advance methods for causal inference in settings where standard randomization assumptions are violated, such as cluster-randomized designs, switchback experiments, and synthetic control approaches.
• Design experimentation frameworks and guardrail metrics that account for ecosystem-level effects, ensuring product teams can measure true causal impact rather than biased local estimates.
• Mentor and elevate other data scientists across the organization on experimentation best practices, causal reasoning, and statistical rigor.

Benefits

• 401k
• Equity
• Health Insurance
• Learning Budget
• Parental Leave
• Remote Work

Culture

Requirements