Principal AI/ML Platform Engineer | Global Games Scale

SportsTechJobs; California; On-site; USD 292,000 - 438,000; Full time

Benefits offered by this job

Flexible work schedules

Medical, dental, and life insurance

401k with company match

Job summary

Riot Games is seeking a Principal AI/ML Platform Engineer for League of Legends to set strategy for ML platforms, tooling, and governance. You will build scalable architectures and developer experiences that enable multiple teams to deploy and operate ML solutions at global scale.

You will mentor engineers, influence product direction, and drive cross-team collaboration in a Los Angeles area HQ role focused on robust, compliant ML systems and cost-efficient operations.

Qualifications

• Bachelor's degree in Computer Science or a related field, or equivalent practical experience.
• 10+ years in software engineering, incl. 5+ years building production ML platforms.
• Led platforms used by multiple teams and products.
• Deep ops intuition for ML at scale; handled failures like training-serving skew.
• Cloud-native orchestration and large-scale design (Kubernetes, GPU scheduling).
• History of improving developer experience for ML practitioners.
• Track record mentoring senior and staff engineers; elevating platform judgment.
• Experience building ML platforms that serve multiple products or game titles is a plus.
• Track record solving scale, latency, or reliability constraints in ML data pipelines.
• Background in ML governance, security, privacy-preserving techniques, or compliance at scale.
• Passion for player experience, games, or creative technology.

Responsibilities

• Lead AI/ML workflow and MLOps for League of Legends; drive automation standards.
• Create AI/ML serving architecture that scales to production load.
• Build ML feature platforms to scale development and processing.
• Lead AI/ML developer experience to accelerate development.
• Lead AI/ML governance in partnership with compliance experts.
• Ensure AI/ML platform security in partnership with security teams.
• Create AI/ML pipeline development and deployment standards with data engineering.
• Craft AI/ML service development and API standards across product integrations.
• Drive operational excellence and cost optimization for AI/ML systems.
• Run incident management and set response standards for AI/ML systems.
• Build observability and monitoring standards for AI/ML systems.
• Create tooling strategy and evaluation for AI/ML platforms.
• Drive mentorship of senior engineers and recruiting standards across products.

Skills

ML Platform Engineering

MLOps

Kubernetes

Cloud Architecture

Leadership

Mentoring

Data Governance

Education

BS in Computer Science or related field

Tools

Kubernetes

Container Orchestration

GPU Scheduling

Job description

Riot Games is seeking a Principal AI/ML Platform Engineer for League of Legends to set strategy for ML platforms, tooling, and governance. You will build scalable architectures and developer experiences that enable multiple teams to deploy and operate ML solutions at global scale.

You will mentor engineers, influence product direction, and drive cross-team collaboration in a Los Angeles area HQ role focused on robust, compliant ML systems and cost-efficient operations.