Posted Aug 10

Roblox is hiring a
Senior Data Scientist - Child Safety

San Mateo, CA, United States

Every day, tens of millions of people come to Roblox to explore, create, play, learn, and connect with friends in 3D immersive digital experiences– all created by our global community of developers and creators. 

At Roblox, we’re building the tools and platform that empower our community to bring any experience that they can imagine to life. Our vision is to reimagine the way people come together, from anywhere in the world, and on any device. We’re on a mission to connect a billion people with optimism and civility, and looking for amazing talent to help us get there. 

A career at Roblox means you’ll be working to shape the future of human interaction, solving unique technical challenges at scale, and helping to create safer, more civil shared experiences for everyone.


The Data Science & Analytics organization's mission is to increase our speed, frequency, and acumen of making decisions at scale by instilling a data-influenced approach to building products. We cover a wide area of the data spectrum including analytical data engineering, product analytics, experimentation, causal inference, statistical modeling, and machine learning. Aligned and partnering with product verticals, we use this extensive tool belt to discover new opportunities and unmet use cases, influence and shape the product roadmap and prioritization, build data products and measure impact on our community of players and developers.


As a Senior Data Scientist in the Trust & Safety organization, you will drive one of Roblox's most important initiatives: Child Safety. With our large and growing number of active users on Roblox, safety and civility remains our #1 priority, and we are always working to ensure our community is protected. Child Safety aims to keep all communications within the Roblox platform safe and civil by detecting high-risk and challenging problems like bullying, predatory behavior, and child endangerment. Additionally, we operate at a massive scale processing billions of messages per day across different modalities like text and audio. You will also collaborate and report directly to the Director, of Data Science on the Safety team.

You Are:

  • Passionate about data. You have the curiosity and enjoy learning new techniques and tools to extract value from data. You're up-to-date on the latest technologies across ML, AI, and data engineering, and are curious to learn more.
  • Excited about new challenges. You know how to pick the right tool for the scale and complexity of the problem and love architecting solutions to a diverse set of problems.
  • Engaged and insightful. You understand that analysis must be presented in meaningful ways and participate in spirited discussions about the findings. You are keen to explain technical concepts to non-technical audiences and discuss appropriate tradeoffs.
  • Versatile. The problems we face in this area span a spectrum of products and technologies. You love working with big-picture data across multiple sources and can dive into a variety of technical setups with ease.

You Will:

  • Accelerate product development through your understanding of the underlying data and your ability to partner with product and technical leaders to provide insights that lead to the safest experiences for Roblox's sizable user base.
  • Investigate new ways to efficiently discover communication on the Roblox platform that does not conform with our standards of safety and civility.
  • Develop modeling solutions to identify new behaviors and signals of malicious user behavior.
  • Collaborate with engineering teams to push detection systems toward real-time identification. Additionally, you will partner with trained qualitative investigators to surface the most relevant data while instilling safety and civility in our product decisions.

You Have:

  • Bachelor or Advanced degree in Computer Science, Applied Math, Physics, Engineering, Statistics, Economics, or other technical field
  • 6+ years of industry experience OR 2+ years of academic experience in addition to 4+ years of industry experience
  • 4+ years of experience applying statistics and analysis
  • 4+ years of experience using big data query/processing languages such as SQL, Hive, or Spark to transform/manipulate very large datasets
  • 4+ years of experience in one or more scripting languages such as Python or R
  • 4+ years of industry experience in analytics focused on improving the experience and safety of communication products
For roles that are based at our headquarters in San Mateo, CA: The starting base pay for this position is as shown below. The actual base pay is dependent upon a variety of job-related factors such as professional background, training, work experience, location, business needs and market demand. Therefore, in some circumstances, the actual salary could fall outside of this expected range. This pay range is subject to change and may be modified in the future.  All full-time employees are also eligible for equity compensation and for benefits.
Annual Salary Range
$295,490$359,170 USD

You’ll Love: 

  • Industry-leading compensation package
  • Excellent medical, dental, and vision coverage
  • A rewarding 401k program
  • Flexible vacation policy
  • Roflex - Flexible and supportive work policy 
  • Roblox Admin badge for your avatar
  • At Roblox HQ: 
    • Free catered lunches five times a week and several fully stocked kitchens with unlimited snacks
    • Onsite fitness center and fitness program credit
    • Annual CalTrain Go Pass

Roblox provides equal employment opportunities to all employees and applicants for employment and prohibits discrimination and harassment of any type without regard to race, color, religion, age, sex, national origin, disability status, genetics, protected veteran status, sexual orientation, gender identity or expression, or any other characteristic protected by federal, state or local laws. This policy applies to all terms and conditions of employment, including recruiting, hiring, placement, promotion, termination, layoff, recall, transfer, leaves of absence, compensation and training.

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