Senior/Principal Machine Learning Engineer, User Connections

$283,780 - $283,780/Yr

Roblox - San Mateo, CA

Full-time - Senior

San Mateo, CA

Professional, Scientific, and Technical Services

About the position

Roblox is seeking an accomplished Machine Learning Engineer to develop large-scale machine learning systems that enhance user connectivity on the platform. This role focuses on building social graph embeddings and systems that enable users to discover and connect with friends and interests, driving user retention and friending growth. The position involves collaboration with product and design teams to innovate social features and requires a strong technical background in machine learning and distributed systems.

Responsibilities

• Apply ML on the Roblox social graph to power critical social features such as People You May Know, People Search, and Friendship Score.
• Build ML systems that scale to hundreds of millions of users and experiences.
• Define the long-term ML strategies across the team.
• Act as a tech lead and mentor junior engineers.
• Collaborate with product and design to push the boundaries of what is possible.

Requirements

• 8+ years of experience building and shipping ML models in large distributed systems, ideally in recommendation systems or search engines.
• Experience initiating and building complicated technical solutions.
• Technical expertise to influence product direction and foster a culture of technical excellence.
• Knowledge and experience with training embeddings and applying them in large distributed systems.
• Passion for working on large-scale and consumer-facing applications.

Nice-to-haves

• Experience in applying ML in large-scale social networks.

Benefits

• Industry-leading compensation package
• Excellent medical, dental, and vision coverage
• A rewarding 401k program
• Flexible vacation policy
• Free catered lunches five times a week
• Several fully stocked kitchens with unlimited snacks
• Onsite fitness center and fitness program credit
• Annual CalTrain Go Pass