Senior Machine Learning Engineer, Marketplace

$233,840 - $283,780/Yr

Roblox - San Mateo, CA

Full-time - Senior

San Mateo, CA

Professional, Scientific, and Technical Services

About the position

As a Senior Machine Learning Engineer at Roblox, you will be responsible for building models that enhance search, recommendation, and personalization features across the Marketplace. This role involves tackling complex technical challenges to improve the discovery of avatar content, including clothing and accessories, while ensuring the systems are scalable and reliable. You will collaborate with cross-functional teams, mentor junior engineers, and lead projects from conception to execution, all while contributing to a mission of connecting a billion people through innovative digital experiences.

Responsibilities

• Build innovative end-to-end ML solutions for search, recommendation, and content understanding.
• Work with cross-functional teams to define the roadmap and lead project execution.
• Build and deliver complex technical projects from planning through execution.
• Define, develop, and implement engineering best practices and strategies.
• Mentor less experienced engineers and help build a renowned ML team.
• Ensure systems are scalable, reliable, and extensible.

Requirements

• BS, MS or Ph.D. in computer science, engineering, mathematics, machine learning, (computational) physics or statistics or equivalent experience.
• 5+ years experience in search, recommendation, or advertising for a high-scale product.
• Experience building and working on end-to-end ML systems, including data analysis, ML modeling, and data pipelines.
• Strong collaborative skills and ability to lead engineers effectively.
• Creative and strategic problem-solving skills.

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