Roblox

Principal Software Engineer, Agent Infrastructure

Roblox
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1 day ago
San Mateo, CA, USAStaff+

Base Salary

$279k - $345k/yr

Responsibilities

  • Own the design and implementation of Roblox’s core agent infrastructure and scale it for internal and external customers.
  • Ensure long-running agents remain reliable through deployments, restarts, and outages.
  • Run untrusted code in secure sandboxes, protect credentials, and control network access.
  • Define service-level objectives and observability for the agent platform.
  • Partner with Security, Engineering Efficiency, and Infrastructure teams on platform dependencies and architecture.
  • Mentor senior engineers, lead design reviews, and help advance agent-driven development of the platform.

Requirements

  • 8+ years building and operating backend, distributed, or infrastructure systems in production, including systems designed to operate at scale.
  • Deep expertise in workflow orchestration, scalable backend infrastructure, agentic runtimes, secure sandboxing, or access control.
  • Hands-on production programming experience in Go, Python, Rust, or a similar language.
  • Experience experimenting with and operating autonomous agents against real systems.
  • Bachelor’s degree or equivalent experience in Computer Science, Computer Engineering, or a similar technical field.
  • Preferred experience with sandbox and container isolation, Kubernetes hardening, network segmentation, egress control, Temporal, AWS, self-hosted models, Kubernetes production deployments, GitOps, and Argo CD.
  • Open-source contributions or experience building a product with real user traction is preferred.

Benefits

  • Full-time employees are eligible for equity compensation and benefits.
  • Office-based roles are onsite Tuesday through Thursday, with optional presence Monday and Friday.
  • For San Mateo headquarters roles, the posting provides an annual base salary range of $278,530–$345,040 USD.

Tech Stack

Categories

Roblox

About Roblox

5,001-10,000 employees

Roblox builds a platform for user‑generated 3D experiences, offering Roblox Studio for creators and a social marketplace where players explore and interact across devices. Its business model centers on virtual currency (Robux) and subscriptions, platform fees paid to creators, and an expanding advertising offering. Founded in 2004 and headquartered in San Mateo, California, Roblox Corporation is publicly traded on the NYSE under the ticker RBLX.

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