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.
As a Principal Machine Learning Engineer, you will work on challenging problems leveraging Generative AI for content creation. In addition safety of the content produced via AI techniques and by conventional means extremely important. We are looking for engineers to lead the vision of generative AI at Roblox while ensuring a high level of civility of content and interactions on the platform.
You Have:
- 5+ years experience in developing machine learning models, preferably in image, video, audio or 3D representations.
- Strong programming skills in Python and experience with deep learning frameworks such as Pytorch or TensorFlow.
- Experience in shipping ML features in production environments, including low powered devices
- Strong understanding of state-of-the-art deep learning network architectures and primitives.
- Excellent cross-functional skills, partnering with organization leaders, driving to a conclusion.
- Technical depth in one or more of the following areas: generative AI, ML applied to safety, large language models, ML applications for game content creation.
- Experience developing ML applications for working with 3D models and familiarity with the techniques like differentiable rendering and representations like neural radiance fields.
- Familiarity with generative AI techniques such as diffusion models and VAE.
- Experience working on content safety problems like voice chat safety.
- Publications in top-tier computer graphics/vision conferences is a plus
You Will:
- Develop and implement state-of-the-art ML models
- Work cross-functionally with product teams to integrate the ML models into Roblox
- Mentor and guide junior team members and provide technical leadership
- Work with data engineers to collect and preprocess large-scale datasets for model training
- Stay up-to-date with the latest research in ML and related fields, and apply this knowledge to improve the model performance
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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