Senior ML Architect for Search & Discovery

Roblox; San Mateo (CA); On-site; USD 419,000 - 458,000; Full time

Benefits offered by this job

Equity compensation

Job summary

Roblox is seeking a Distinguished Engineer/Technical Director for Discovery in our San Mateo, CA office. You will own the technical vision and execution for ML-based search and discovery initiatives, driving billion-user-scale content distribution and personalized experiences.

You will shape AI strategy, design scalable systems, and lead engineers while collaborating with product teams to deliver high-impact Roblox experiences. Equity compensation is offered along with full benefits.

Qualifications

• 10+ years of experience delivering and improving large-scale search and recommendation systems.
• Experience crafting and building large scale ML models with billions of parameters and launching them into production.
• Ability to break down long-term product requirements into iterative deliverable stages.
• Initiated and facilitated challenging technical decisions across multiple teams and organizations.
• Deep technical expertise, user-focused approach across Roblox users and internal engineers.
• Generalist with mastery of several languages and technologies.
• Ability to tackle data or machine learning problems hands-on when needed.
• Creative and strategic approach to solving hard problems; bring fresh ideas from new places.
• BS in Computer Science or related discipline; MS/PhD are a definite plus.

Responsibilities

• Own the technical direction and implementation for ML solutions powering search and recommendations.
• Author specs for new features and set AI strategy across ranking and candidate generation.
• Build and evolve infrastructure for training, serving, and evaluating ML models including Generative AI models.
• Co-design models and systems with modelers, data and AI infra engineers, and product teams.
• Lead other engineers by example and through technical direction as an IC; foster engineering excellence.
• Become an authority on Roblox's technology stack and ensure best practices.
• Collaborate with Roblox teams to align products with community and company priorities.
• Balance exploring new technologies with practical execution to deliver Roblox products.

Skills

Large-scale ML models

Search & recommendation systems

Technical leadership

Model deployment to production

Cross-team decision making

Deep technical expertise

Generalist with multiple languages/te/

Data & ML problem solving

Creative & strategic thinking

Education

BS in Computer Science or related field

MS/PhD preferred

Job description

Roblox is seeking a Distinguished Engineer/Technical Director for Discovery in our San Mateo, CA office. You will own the technical vision and execution for ML-based search and discovery initiatives, driving billion-user-scale content distribution and personalized experiences.

You will shape AI strategy, design scalable systems, and lead engineers while collaborating with product teams to deliver high-impact Roblox experiences. Equity compensation is offered along with full benefits.