Staff Machine Learning Engineer - Game Tech Group, ML Platform
Riot Games5 months ago
Responsibilities
- Design and operate AI and ML inference infrastructure, including deployment pipelines and CPU/GPU-aware orchestration.
- Develop workflows for rapid iteration and safe promotion from development to production.
- Optimize infrastructure for foundation models, gradient-boosted trees, and varied model architectures with high throughput, low latency, and high availability.
- Establish ML deployment practices including multi-version models, blue/green rollouts, shadow deployments, and rollback strategies.
- Reduce operational complexity and simplify platform onboarding to improve developer experience.
- Influence long-term platform architecture and technical direction across Riot’s ML ecosystem.
- Collaborate with researchers and game teams to understand product needs and build reusable platform capabilities.
- Use AI-assisted development tools and workflows thoughtfully while maintaining engineering quality and reliability.
- Lead without authority and provide technical guidance and direction to other engineers.
Requirements
- At least six years of engineering experience, including experience with ML/AI, platform, or infrastructure teams.
- Experience operating inference platforms such as KServe and production ML infrastructure such as Feast, Milvus, or similar open-source systems.
- Experience with inference-serving frameworks including NVIDIA Triton/Dynamo, TorchServe, or similar systems.
- Familiarity with GPU orchestration, performance tuning, and cost-aware scheduling.
- Experience with CI/CD workflows, infrastructure-as-code such as Terraform, and artifact management.
- Experience building and operating services in distributed or service-oriented architectures.
- Experience building ML infrastructure in real-time or latency-sensitive environments is desired.
- Hands-on experience optimizing deployments of LLMs, diffusion models, and other ML/AI systems for throughput, latency, and reliability is desired.
- Familiarity with agentic workflows and orchestration frameworks for LLM-based systems is desired.
- Passion for player experience, game systems, or creative technology development is desired.
Benefits
- Open paid time off policy
- Flexible work schedules
- Medical, dental, and life insurance
- Parental leave for the employee, spouse/domestic partner, and children
- 401(k) with company match
Tech Stack
Categories
About Riot Games
Riot Games develops and publishes online multiplayer games for PC and mobile, including League of Legends, Valorant, Teamfight Tactics, Legends of Runeterra, and Wild Rift. The company operates free-to-play titles monetized via in-game purchases and runs global esports leagues and events around its franchises. Founded in 2006 and headquartered in Los Angeles, Riot is a subsidiary of Tencent with offices worldwide.