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Roblox Logo

Sr Machine Learning Engineer - Safety Experience

Roblox

$192,890 - $238,520
Oct 2, 2025
San Mateo, CA, US
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Roblox is looking to solve the problem of user safety and content moderation on their platform by building tools and systems that give users and creators control over their experience and empower moderators to enforce community standards.

Requirements

  • MS or PhD degree + 2+ years of experience in Computer Vision, Deep Learning, or a related field
  • Experience with the full ML lifecycle, including training, deployment, and continuous monitoring
  • Experience with similarity detection and/or digital watermarking
  • Strong coding skills with proficiency in one or more programming languages and experience with building large-scale systems
  • Experienced in the safety, integrity, or content moderation domain
  • Familiar with large-scale content understanding problems (e.g., text, image, video classification)
  • Experienced with cloud-based ML platforms and infrastructure

Responsibilities

  • Work on implementation of machine learning solutions for safety-related systems
  • Break down long-term product requirements into iterative deliverable stages, ensuring continuous improvement
  • Craft and build large-scale machine learning models with billions of parameters, ensuring production-readiness
  • Facilitate challenging technical decisions, demonstrating empathy and finding common understanding
  • Collaborate with cross-functional teams to execute on ML-based problems
  • Help to foster a culture of technical excellence and inclusivity
  • Monitor and influence user behavior (User Safety)

Other

  • MS or PhD degree
  • 2+ years of experience
  • Roles that are based in an office are onsite Tuesday, Wednesday, and Thursday, with optional presence on Monday and Friday
  • Roblox provides equal employment opportunities to all employees and applicants for employment and prohibits discrimination and harassment of any type
  • Roblox also provides reasonable accommodations to candidates with qualifying disabilities or religious beliefs during the recruiting process