Principal Software Engineer, Engineering Efficiency

Roblox · San Mateo, CA

Posted 6/10/2026 · last confirmed live 8/26/2026

Every day, tens of millions of people come to Roblox to explore, create, play, learn, and connect with friends in 3D immersive digital experiences– all created by our global community of developers and creators.  At Roblox, we’re building the tools and platform that empower our community to bring any experience that they can imagine to life. Our vision is to reimagine the way people come together, from anywhere in the world, and on any device. We’re on a mission to connect a billion people with optimism and civility, and looking for amazing talent to help us get there.  A career at Roblox means you’ll be working to shape the future of human interaction, solving unique technical challenges at scale, and helping to create safer, more civil shared experiences for everyone.   The Engineering Acceleration team delivers a world-class development experience to our 2000+ Roblox teammates who write, build, and ship the most incredible virtual experience platform in the world. As a Principal Software Engineer, you will set the technical direction for transforming development at Roblox from its solid roots to a fully scaled, globally mature, AI-powered development, code review and CI environment. If you are passionate about engineering productivity and you've ever wanted to define — not just build — the systems that fundamentally change how an entire engineering organization operates, this is your opportunity. You Will: Own, scale, and define the long-term technical vision for Roblox's source code search, storage, review, and CI infrastructure for the next 10 years of growth. Architect software that improves the lives of your coworkers — spanning local development tools, internal web apps and microservices, reusable CI workflows, productivity metrics toolchains, and integrations across many 1st and 3rd party tools. Lead and drive major company-wide efforts improving the productivity and user experience of our Source and CI tools, setting direction across teams and impacting every engineer at Roblox. Define how AI and other cutting edge tech come into the day-to-day lives of Roblox engineers, revolutionizing their ability to produce better code faster with less toil and reintroducing them to the joy of software engineering. You Have: 9+ years of software engineering experience, with a significant portion spent owning developer productivity, build infrastructure, or internal developer platform systems at scale. Owned end-to-end design, launch, and long-term evolution of tools or systems used by other developers at scale (2000+ engineers). Deep knowledge of source control and/or CI tools and infrastructure. GitHub, GitHub Actions, and Artifactory experience are a plus. Experience working with common cloud and hosting technologies, particularly AWS, Docker, Kubernetes, and Hashistack (Nomad, Vault, Terraform). Fluency in at least one common language (C#, Python, Go, Java). You Are: Passionate about the developer experience, informed by deep technical knowledge, productivity tooling experience, and a customer-focused mindset. Experienced leading cross-functional efforts at scale, aligning teams across a company and driving complex technical initiatives to completion. A technical leader excited to mentor engineers at all levels and elevate the team through your evangelism of best practices, architectural thinking, and engineering culture.   For roles that are based at our headquarters in San Mateo, CA: The starting base pay for this position is as shown below. The actual base pay is dependent upon a variety of job-related factors such as professional background, training, work experience, location, business needs and market demand. Therefore, in some circumstances, the actual salary could fall outside of this expected range. This pay range is subject to change and may be modified in the future. All full-time employees are also eligible for equity compensation and for benefits as described on this page . Annual Salary Range $295,250 — $345,040 USD Roles that are based in an office are onsite Tuesday, Wednesday, and Thursday, with optional presence on Monday and Friday (unless otherwise noted). Roblox provides equal employment opportunities to all employees and applicants for employment and prohibits discrimination and harassment of any type without regard to race, color, religion, age, sex, national origin, disability status, genetics, protected veteran status, sexual orientation, gender identity or expression, or any other characteristic protected by federal, state or local laws. Roblox also provides reasonable accommodations to candidates with qualifying disabilities or religious beliefs during the recruiting process. For US based roles only, please note the Company may not be able to employ candidates for this role who have United States work authorization related to certain U.S. visa categories, or support future H-1B sponsorship at this time.

This role is published by Roblox on greenhouse. SwiftFit is not the employer and does not accept applications.