Senior/Principal Machine Learning Engineer, User Connections

$283,780 - $331,640/Yr

Roblox - San Mateo, CA

Full-time - Senior

San Mateo, CA

Professional, Scientific, and Technical Services

About the position

The Senior/Principal Machine Learning Engineer for User Connections at Roblox is responsible for building large-scale machine learning systems that enhance user connectivity on the platform. This role involves developing social graph embeddings and systems that facilitate user discovery and interaction, ultimately driving user retention and growth. The engineer will lead technical initiatives, mentor junior engineers, and collaborate with product and design teams to innovate and improve social features.

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.
• Be 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.
• Initiated and built 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

• 401(k)
• Dental insurance
• Health insurance
• Vision insurance
• Flexible vacation policy
• Free catered lunches five times a week
• Onsite fitness center and fitness program credit
• Annual CalTrain Go Pass