Principal Software Engineer (AI)

Location: San Mateo, California, United States; hybrid office schedule with onsite work Tuesday through Thursday and optional presence Monday and Friday

Salary: $295,250–$345,040 USD annually

Company

Roblox builds a 3D immersive digital experience platform and tools that enable developers and creators to build and share interactive experiences.

What you will do

• Define the long-term technical vision for source code search, storage, code review, and CI infrastructure.
• Architect local development tools, internal web applications, microservices, reusable CI workflows, productivity metrics toolchains, and third-party integrations.
• Lead company-wide initiatives that improve the productivity and user experience of source and CI tools.
• Shape the use of AI and emerging technologies in daily engineering workflows.
• Set technical direction across teams and mentor engineers at all levels.

Requirements

• 9+ years of software engineering experience, including substantial experience with developer productivity, build infrastructure, or internal developer platforms at scale.
• Experience designing, launching, and evolving tools or systems used by 2,000+ engineers.
• Deep knowledge of source control and/or CI tools and infrastructure.
• Experience with AWS, Docker, Kubernetes, and Hashistack technologies such as Nomad, Vault, and Terraform.
• Fluency in at least one common programming language: C#, Python, Go, or Java.
• Experience leading complex cross-functional technical initiatives and mentoring engineers.

Nice to have

• Experience with GitHub, GitHub Actions, and Artifactory.

Culture & Benefits

• Work on tools and infrastructure used across a 2,000+ person engineering organization.
• Full-time employees are eligible for equity compensation and company benefits.
• Equal employment opportunities and reasonable accommodations are provided during the recruiting process.
• The company may not be able to support future H-1B sponsorship for US-based roles.