Principal Machine Learning Engineer - User Behavior
San Mateo, CA
Roblox
Roblox is the ultimate virtual universe that lets you create, share experiences with friends, and be anything you can imagine. Join millions of people and discover an infinite variety of immersive experiences created by a global community!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 USER BEHAVIOR?
Safety and Civility is Roblox's #1 priority and our mission is to protect our community. As a Principal Machine Learning Engineer, you will be part of the highest priority organization at Roblox that features diverse work in product/mobile engineering, machine learning, data engineering, and traditional high throughput and low latency microservices to detect issues in real time. You'll be focused on building the infrastructure to monitor the user's behavior and move it toward more civil engagement. We are looking for engineers who are passionate about solving problems that haven't been solved before with a user-facing focus. Our clients serve over 200M Daily Active Users and thousands of internal tools users who support our community. You will have a high impact and will directly affect our hundreds of millions of monthly users.
You Are:
- A Technical Leader: You have initiated and facilitated challenging technical solutions. Your technical expertise influences product direction. You foster a culture of technical excellence.
- 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 Will:
- Contribute to the development of Roblox's ML framework
- Build detection systems to identify abuse on the Roblox platform. This may involve building backend services, ML models, or tools to support these efforts
- Help define the team's roadmap and long-term strategy toward keeping Roblox account safe.
- Shape how the next generation of internet users interacts safely in the metaverse
You Have:
- 8+ years of experience productionizing ML models
- 8 + years of experience in Python and SQL
- 8 + years of experience with compiled languages such as Golang, Java or C#
- 8 + years of experience developing data pipelines/models using tools like Hive, Airflow, Kafka, or Spar
Nice to Have:
- A MS or PhD with a focus in Machine Learning or related field
- Strong mathematical, statistical methods experience
- Interest in safety, security, fraud, or bot detection
- Experience with ML libraries/frameworks like TensorFlow, PyTorch, etc
- Built large-scale ML systems at consumer-facing company
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.
Tags: Airflow Data pipelines Engineering Golang Java Kafka Machine Learning Microservices ML models PhD Pipelines Python PyTorch Security SQL Statistics TensorFlow
Perks/benefits: Career development Equity Flex hours Flex vacation Health care Lunch / meals Unlimited paid time off
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