Principal Data Scientist - Safety

The role

You will define, measure, and improve the detection and mitigation of harmful user-generated content and violative behaviors. You will establish prevalence measurement methodologies and develop ground truth datasets to guide defensive safety strategies.

What you will do

• Establish and monitor prevalence measurement methodologies to quantify harmful content and behavior.
• Develop and validate ground truth datasets for harmful UGC and violative behaviors.
• Conduct exploratory analysis on threat landscapes to recommend strategic investments.
• Design, implement, and analyze experiments for moderation and safety enforcement features.
• Leverage causal inference methodologies to measure effectiveness of safety initiatives.
• Communicate strategic insights and recommendations to leadership and cross-functional partners.
• Partner with ML and Data Engineering teams on model development and measurement frameworks.

Required qualifications

• 10+ years of industry experience in data science, economics, analytics, or machine learning engineering
• 7+ years of experience using scripting languages (Python, R)
• 7+ years of experience using big data query/processing languages and tools such as SQL, Hive, Spark, and Airflow
• Knowledge of ML and Deep Learning via formal training or industry experience
• Ability to apply creative first-principles reasoning to solve ambiguous problems
• Experience developing large-scale safety or moderation systems
• Experience with content platforms, specifically user-generated content
• Advanced Degree and/or PhD in Statistics, Computer Science, Physics, Applied Math, Economics, or other related quantitative fields

Benefits

• Equity compensation
• Benefits as described on this page

Before you apply

• The company may not be able to employ candidates who have United States work authorization related to certain U.S. visa categories, or support future H-1B sponsorship at this time.

About the company

Roblox is building tools and a platform that empower a global community of developers and creators to bring immersive digital experiences to life. The company aims to connect a billion people with optimism and civility.