Principal Machine Learning Engineer, Content Safety

Posted 5 Hours Ago
Be an Early Applicant
San Mateo, CA
284K-332K Annually
Senior level
Computer Vision • Gaming • Software • Virtual Reality • Web3 • Metaverse
Immersive gaming and creation platform
The Role
As a Principal Software Engineer on Content Safety at Roblox, you will lead the development of systems to ensure user-generated content is safe by building scalable solutions. Responsibilities include enhancing ML systems, developing detection methods, mentoring junior staff, and collaborating with various teams to maintain content integrity.
Summary Generated by Built In

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 be a hands-on technical leader building systems to ensure that millions of daily user-generated content across Roblox is safe and civil. You’ll work on some of the most challenging problems we face as you drive the transformation of our experience safety efforts into a scale-oriented, near-real-time problem, in an adversarial context. This requires an understanding of code, 3D content, player behavior, and more, working at Roblox scale (billions of engagement hours).

The ideal candidate is creative, flexible across the stack, and a strong hands-on leader who cares about keeping our users safe. Engineering drives the vast majority of the team’s roadmap.

You Will:

  • Build end-to-end ML systems to detect and address problematic content on Roblox
  • Develop new detection approaches in a rapidly evolving landscape. Use a data-driven lens to think creatively, strategically, and adversarially to identify opportunities. 
  • Help define the team's roadmap and technical foundations, and drive execution. Be a technical leader for the team and mentor junior engineers. 
  • Partner with Moderation Operations, PM, Data, and stakeholders across Roblox. 

You Have:

  • 5+ years of experience building and shipping large-scale ML systems (or parts of these systems) to production
  • 5+ years of experience working on multi-person codebases, including open-source or personal projects
  • Passion for delivering products end-to-end, from ideation through implementation, with laser focus on the end goal while being empathetic with cross-functional stakeholders.

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.

Annual Salary Range

$283,780$331,640 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).

You’ll Love: 

  • Industry-leading compensation package
  • Excellent medical, dental, and vision coverage
  • A rewarding 401k program
  • Flexible vacation policy (varies by exemption status)
  • 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. Roblox also provides reasonable accommodations for all candidates during the interview process.

Top Skills

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What the Team is Saying

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The Company
HQ: San Mateo, CA
2,500 Employees
Hybrid Workplace
Year Founded: 2004

What We Do

Roblox is an immersive gaming and creation platform that offers people millions of ways to be together, inviting its community to explore, create and share endless unique experiences. Our vision is to reimagine the way people come together — in a world that's safe, civil, and optimistic. To achieve this vision, we are building an innovative company that, together with the Roblox community, has the ability to strengthen our social fabric and support economic growth for people around the world.

Why Work With Us

Every day, Roblox employees tackle complex questions and drive incredible innovation. Join us in building the future of human connection and communication.

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Roblox Offices

Hybrid Workspace

Employees engage in a combination of remote and on-site work.

We are requiring employees to be in the office three days a week – with core days being Tuesday, Wednesday, and Thursday. On Mondays and Fridays, employees may choose to work remotely, although the office will still be open.

Typical time on-site: 3 days a week
Company Office Image
HQSan Mateo, CA
IN
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