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RobloxSan Mateo, CA, United States
Senior Machine Learning Engineering Manager (Text Safety)
On-siteFull Time$345k - $399.4k per yearPosted 12 days ago
About the role
- As Senior Engineering Manager for Safety AI Systems at Roblox, you’ll lead technical efforts and manage a team of experienced engineers to develop innovative AI solutions for language and text content safety
- You’ll oversee machine learning systems, data quality, training pipelines, and model performance to address challenges like real-time content understanding across Roblox’s experiences and advanced moderation with large language models, spanning chat, comments, usernames, game descriptions and other generative text content
- In close collaboration with product, policy, and Trust & Safety teams, you’ll design large-scale systems to detect and mitigate abusive behavior before it harms the community
- You’ll own critical services at massive scale, balancing user freedom with platform civility to protect and empower our users
- Your leadership will help ensure Roblox remains a safe, inclusive space for self-expression and shared experiences
- Own the roadmap and execution of machine learning solutions for the Language Safety AI system, ensuring these systems effectively detect and prevent harmful content at scale
- Lead and grow a high-performing team of ML engineers, fostering a culture of innovation, technical excellence, accountability, and inclusivity, while mentoring and developing talent
- Break down ambitious long-term goals into an actionable, iterative roadmap – delivering continuous improvements in stages and driving tangible value at each step
- Architect and guide the development of large-scale language models with innovative architectures, ensuring they achieve high quality and are production-ready
- Drive alignment on complex technical decisions across multiple teams (within and beyond the Safety org), demonstrating empathy and building consensus among diverse stakeholders
- Collaborate cross-functionally with Product, Data Science, Policy, Design, and Operations partners to define and prioritize the machine learning roadmap for language safety initiatives, ensuring alignment with broader Safety and Roblox objectives
- Stay ahead of emerging trends in AI/ML and content moderation techniques, continuously innovating our safety approaches to anticipate new challenges
- Hands-on to dive into code/architecture and guide technical discussions when needed, in addition to high-level planning
- 2+ years of hands-on experience with language models or other foundation model technologies, and bonus to have experiences on one or more of the following areas:
- Experience with modern microservice architectures and distributed systems programming paradigms (e.g. cloud services, scalable data pipelines)
- A lifelong learner: constantly seeking new knowledge and techniques to grow your expertise and expand your impact
- High emotional intelligence: adept at resolving conflicts, mentoring engineers, and nurturing the growth of your team members
- Expertise in solving complex ML modeling, data, and infrastructure challenges – with a focus on maintaining high quality and velocity at scale
- Committed to diversity & inclusion: dedicated to fostering a workplace where everyone feels valued, supported, and able to contribute
- An owner: you take responsibility for projects and outcomes end-to-end, and instill the same accountability in your team
- Demonstrated success collaborating across functions (e.g. Product, Design, Data, Research), working together to drive meaningful business and user impact
- Creative and strategic problem-solver: able to distill complex issues into simple, innovative solutions that drive impact
- LLM eval
- LLM post-training
- Ability to thrive in ambiguity: you excel at bringing clarity and direction to undefined or open-ended problem spaces
- Trust & Safety
- Highly collaborative: effective at working with cross-functional partners and teams, and skilled at building consensus
- Strong product sense: able to establish clear success metrics and craft strategic roadmaps to achieve those goals
- Passionate about cutting-edge ML tech: knowledgeable about the latest advances in AI/ML and excited to apply these technologies to keep users safe
- 5+ years of experience building large-scale machine learning systems in production environments
- Agentic workflow in prod environment
- Proven track record of designing, developing, and launching ML models from scratch into production
- Independent and self-directed: capable of charting a course with minimal guidance, and comfortable making decisions in uncertain situations