Principal Machine Learning Engineer, Content Safety

1 Month ago • 7 Years + • Research Development • $289,460 PA - $338,270 PA

Job Summary

Job Description

Roblox is seeking a Principal Machine Learning Engineer for Content Safety to build systems that ensure the safety and civility of millions of daily user-generated visual content. This role involves moderating 3D content at scale and utilizing cutting-edge LMMs. Responsibilities include developing end-to-end ML systems for detecting problematic visual content, evolving visual moderation into a scalable system, and creating innovative detection approaches. The engineer will also shape the team's roadmap, drive execution, mentor junior engineers, and partner with cross-functional teams like Moderation Operations and Product Management. The ideal candidate will be resourceful, analytical, user-oriented, team-oriented, and mission-oriented.
Must have:
  • 7+ years experience designing and building deep learning solutions for computer vision problems.
  • Experience launching computer vision models into production.
  • MS or PhD degree in Computer Vision, Deep Learning, or related field.
  • Solid fundamentals in Computer Vision and Deep Learning.
  • Resourceful, analytical, user-oriented, team-oriented, and mission-oriented.

Job Details

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.

WHY CONTENT SAFETY?

Safety and Civility is Roblox's #1 priority and our mission is to protect our community. As a Principal Software Engineer on Content Safety, you'll build systems to ensure that millions of daily user-generated visual content across Roblox is safe and civil. You'll work on some of the most challenging problems we face, from moderating 3D content at scale, to using LMMs at the cutting edge of content moderation. 

You Will:

  • Build end-to-end ML systems to detect and address problematic visual content on Roblox, such as 3D content, images, avatars, and more
  • Drive the evolution of our visual moderation into a scalable, adaptable system that supports dozens of customer teams with unique needs
  • Develop innovative detection approaches in a rapidly evolving landscape. Use a data-driven lens to think creatively, strategically, and adversarially to identify opportunities. 
  • Shape the team's roadmap and technical direction. Drive execution, establish strong technical foundations, and mentor junior engineers. 
  • Partner with Moderation Operations, PM, Data, and stakeholders across Roblox. 
You Have:
  • 7+ year experience in designing and building deep learning solutions to solve computer vision problems. Capable of breaking down product requirements into iterative deliverable stages. Experience in launching computer vision models into production.
  • MS or PhD degree in Computer Vision, Deep Learning, or a related field. You have solid fundamentals in Computer Vision and Deep Learning.

You Are:

  • Resourceful: You're adaptable in any situation and can always find a path forward. 
  • Analytical: Excited to investigate large, ambiguous problems, and quantify the problems and the solutions.
  • User Oriented: You always start with the needs of the user, whether they are Roblox users or internal engineers before architecting a solution. 
  • Team Oriented: You lift up your peers and find ways to make the team stronger. You are a sought-after mentor. You foster a culture of technical excellence.
  • Mission Oriented: You stay laser-focused on the mission and are versatile, creative, and strategic to achieve it. You think long-term, and find ways to deliver short-term value on the way to get there.

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 as described on this page.

Annual Salary Range
$289,460$338,270 USD

Roles that are based in our San Mateo, CA Headquarters are in-office Tuesday, Wednesday, and Thursday, with optional in-office on Monday and Friday (unless otherwise noted).

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. Roblox also provides reasonable accommodations for all candidates during the interview process.

Similar Jobs

Diligent Corporation - Director, Product Management, AI

Diligent Corporation

London, England, United Kingdom (On-Site)
2 Months ago
Hashlist - Senior Software Engineer (Localization & Mapping)

Hashlist

Pune, Maharashtra, India (Hybrid)
8 Months ago
Mashgin - Software Engineer, Infrastructure

Mashgin

Palo Alto, California, United States (Hybrid)
9 Months ago
bytedance - Student Researcher (Foundation Models - Reasoning, Planning & Agent) - Doubao (Seed) - 2025 Start (PhD)

bytedance

Seattle, Washington, United States (On-Site)
8 Months ago
bytedance - Student Researcher (Doubao (Seed) - Foundation Model - Vision and Language) - 2025 Start (PhD)

bytedance

San Jose, California, United States (On-Site)
8 Months ago
Capgemini - AI Project Manager

Capgemini

Hyderabad, Telangana, India (On-Site)
1 Month ago
GoMotive - Engineering Manager, AI Reliability

GoMotive

Pakistan (Remote)
2 Weeks ago
Boomi  - Solution Manager - AI

Boomi

Vancouver, British Columbia, Canada (Hybrid)
2 Days ago
bytedance - High-Performance Computing Research Scientist (Algorithm Acceleration)

bytedance

San Jose, California, United States (On-Site)
5 Months ago
Azerion - Marketing Intern – Creative Video & AI Enthusiast

Azerion

Schiphol-Rijk, North Holland, Netherlands (Hybrid)
1 Week ago

Get notifed when new similar jobs are uploaded

Similar Skill Jobs

bytedance - Student Researcher (Doubao (Seed) - Foundation Model - Vision and Language) - 2025 Start (PhD)

bytedance

Seattle, Washington, United States (On-Site)
8 Months ago
Lambda - Senior Financial Reporting Analyst

Lambda

San Jose, California, United States (Hybrid)
1 Week ago
Tencent - Senior Researcher, Natural Language Processing

Tencent

(On-Site)
4 Months ago
Qualcomm - Video Research Engineer

Qualcomm

San Diego, California, United States (On-Site)
1 Month ago
bytedance - Software Engineer Graduate (Applied Machine Learning - Orchestration)

bytedance

San Jose, California, United States (On-Site)
1 Month ago
bytedance - Research Engineer Graduate (Vision AI Platform)

bytedance

San Jose, California, United States (On-Site)
3 Months ago
NVIDIA - Product Marketing Manager - Inference Optimization Software

NVIDIA

Santa Clara, California, United States (On-Site)
4 Months ago
bytedance - Research Engineer (Machine Learning Training System) - 2025 Start

bytedance

Singapore (On-Site)
8 Months ago
bytedance - Research Scientist Graduate (Foundation Model - Vision and Language)

bytedance

Seattle, Washington, United States (On-Site)
3 Months ago
bytedance - Student Researcher (Doubao (Seed) - Foundation Model AI Platform) - 2025 Start (PhD)

bytedance

Seattle, Washington, United States (On-Site)
8 Months ago

Get notifed when new similar jobs are uploaded

Jobs in San Mateo, California, United States

Mashgin - Growth Marketing Manager

Mashgin

Palo Alto, California, United States (Hybrid)
8 Months ago
Apple - Senior Manager

Apple

Austin, Texas, United States (On-Site)
2 Months ago
Apple - Senior Program Manager, Trust & Safety

Apple

Cupertino, California, United States (On-Site)
6 Days ago
Apple - Secrecy Program Manager, Collaboration Tools and AI Integration

Apple

United States (On-Site)
2 Months ago
Apple - Data Engineer

Apple

Cupertino, California, United States (On-Site)
4 Weeks ago
Apple - AMR Geo Marketer, Apple Ads

Apple

Cupertino, California, United States (On-Site)
1 Month ago
Open Systems Technologies - Lead Route Optimization Analyst

Open Systems Technologies

Ann Arbor, Michigan, United States (On-Site)
1 Month ago
Apple - Software Engineer, Retail Technology

Apple

Cupertino, California, United States (On-Site)
1 Month ago
bytedance - Senior Network Engineer- Seattle

bytedance

Seattle, Washington, United States (On-Site)
8 Months ago
Vercel - Software Engineer, Observability

Vercel

New York, New York, United States (Remote)
2 Months ago

Get notifed when new similar jobs are uploaded

Research Development Jobs

Highspot - Sr. Engineering Manager, Core Platform & AI Systems

Highspot

Seattle, Washington, United States (Hybrid)
1 Month ago
That's No Moon Entertainment - Senior AI Engineer

That's No Moon Entertainment

Los Angeles, California, United States (Remote)
2 Weeks ago
Roblox - Senior Machine Learning Engineer - Content Understanding

Roblox

San Mateo, California, United States (On-Site)
3 Weeks ago
Ion - AI Engineer - Graduate Development Program

Ion

Pisa, Tuscany, Italy (On-Site)
9 Months ago
Valeo - Junior Engineer in the Research and Development Department (R&D) - Multidisciplinary Development Program

Valeo

Czechowice-Dziedzice, Silesian Voivodeship, Poland (On-Site)
6 Months ago
zoox - Senior/Staff Software Engineer - Learned Trajectory Machine Learning Engineer

zoox

Foster City, California, United States (Hybrid)
8 Months ago
Illumina - Finance Manager, R&D

Illumina

San Diego, California, United States (Hybrid)
2 Weeks ago
bytedance - Research Scientist, Code Generation

bytedance

San Jose, California, United States (On-Site)
8 Months ago
Pulse Point - Sr. Machine Learning Engineer, AdTech

Pulse Point

United Kingdom (Remote)
4 Months ago
Nintendo - Intern – Machine Learning Software Engineer (NTD)

Nintendo

Redmond, Washington, United States (On-Site)
7 Months ago

Get notifed when new similar jobs are uploaded

About The Company

San Mateo, California, United States (On-Site)

Washington, District Of Columbia, United States (Hybrid)

San Mateo, California, United States (On-Site)

San Mateo, California, United States (Hybrid)

San Mateo, California, United States (On-Site)

Gurugram, Haryana, India (Hybrid)

San Mateo, California, United States (On-Site)

San Mateo, California, United States (On-Site)

View All Jobs

Get notified when new jobs are added by Roblox

Level Up Your Career in Game Development!

Transform Your Passion into Profession with Our Comprehensive Courses for Aspiring Game Developers.

Job Common Plug