Roblox
Principal Software Engineer, Agent Infrastructure
$279K–$345K
San Mateo, CA, United States · Principal · Full-time · Posted Oct 12, 2026
- Experience
- 8+ years.
- Education
- Bachelor’s degree or equivalent experience in Computer Science, Computer Engineering, or a similar technical field.
- Visa sponsorship
- For US-based roles, the company may not be able to employ candidates with work authorization related to certain U.S. visa categories, or support future H-1B sponsorship at this time.
About the job
Design and operate Roblox’s core infrastructure for secure, reliable, scalable autonomous AI agents serving creators and engineers.
What you'll do
- Own the design and implementation of the agent infrastructure and set its technical direction.
- Build reliability, security, sandboxing, SLOs, and observability for long-running agents.
- Partner across teams, mentor senior engineers, and lead design reviews.
What they ask for
- 8+ years building and operating backend, distributed, or infrastructure systems in production.
- Deep expertise in at least one of workflow orchestration, scalable backend infrastructure, agentic runtimes, or secure sandboxing and access.
- Production coding experience in Go, Python, Rust, or similar; experience running agents against real systems.
- Bachelor’s degree or equivalent experience in Computer Science, Computer Engineering, or a similar technical field.
Nice to have
- Security experience running untrusted code; experience with Temporal, AWS, self-hosted models, Kubernetes, GitOps, or Argo CD.
- Open-source contributions or experience building a product with real user traction.
Pay
$278,530 — $345,040 USD (base salary)
Tools
Go, Python, Rust, gVisor, Firecracker, Kubernetes, Temporal, AWS
AI focus
Build and scale infrastructure for autonomous AI agents, including agentic runtimes, orchestration, secure execution, and reliability for production workloads.
Model-written summary · the original posting is authoritative