Roblox

[2026] Senior Machine Learning Engineer, AI Platform - PhD Early Career

Roblox

Apply
3 months ago
San Mateo, CA, USA
Senior
H1B Sponsor

Base Salary

$193k - $239k/yr

Responsibilities

  • Pioneer next-generation AI tooling to enhance ML efficiency and usability.
  • Build and maintain core platform components like Serving Layer and Model Registry.
  • Design developer experiences to reduce time-to-production for AI systems.
  • Architect scalable distributed inference systems for LLMs and recommender models.
  • Conduct performance analysis and optimize ML models on GPU architectures.
  • Lead the design of Retrieval-Augmented Generation systems.
  • Build core information retrieval infrastructure to support Gen AI models.

Requirements

  • Possess or pursue a PhD in Computer Science, Computer Engineering, Mathematics, Statistics, or a related field.
  • Experience with high-performance distributed systems and ML infrastructure.
  • Expertise in AI/ML platform data stores, LLMs, and agentic systems.
  • Experience building agentic applications with real-world context.
  • Collaborative mindset with experience integrating models with cross-functional teams.
  • Experience with graph databases and large-scale GNNs.
  • Familiarity with Kubernetes and cloud providers like AWS, Azure, or GCP.
  • Experience with high availability systems and ML models.

Tech Stack

AWSAzureGoogle Cloud PlatformKubernetes

Categories

AI & MLData Science