Senior Software Engineer, Systems

Roblox Corporation; San Mateo (CA); On-site; USD 197,000 - 243,000; Full time

Benefits offered by this job

Equity compensation

Health benefits and 401(k)

Onsite lunch and snacks

Job summary

Roblox is seeking a Senior Software Engineer for the Engine Productivity team in San Mateo, CA. You will help bring AI agents into Roblox's engine workflows and deliver tools used by hundreds of engineers daily.

You’ll own developer tools improvements, partner with Engine and Infrastructure teams, and work with C, C++, Rust, and web technologies to empower engineering productivity and innovation at Roblox. This role includes collaborating with technical leaders, shaping production-grade

Qualifications

• 5+ years of software engineering experience across 0→1 projects.
• Experience owning substantial parts of a developer tool or system through design, launch and operation.
• Systems programming experience in C, C++, or Rust.
• Experience with or interest in Web technologies such as JavaScript, TypeScript and/or React is a huge plus.
• Interest in AI-powered developer tools such as Claude Code, Codex, and Pi.
• Bachelor’s degree in Computer Science, Computer Engineering, or related field, or equivalent practical experience.

Responsibilities

• Own improvements to developer workflows from identifying problems to designing and shipping productivity tools and measuring impact.
• Build AI agent sandboxes and harnesses in C and Rust, with integrations into Roblox’s C++ engine codebase.
• Partner with Engine and Infrastructure leaders to deliver reliable tools and improve engineers’ daily experience.

Skills

5+ years of software engineering

Ownership of developer tools

Systems programming in C/C++/Rust

Web technologies (JavaScript/Typecript

Interest in AI-powered developer tools

Bachelor-level CS/CE or related

Education

Bachelor's degree in Computer Science, Computer Engineering, or related field

Tools

React

TypeScript

JavaScript

Job description

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.

Portal, part of Roblox’s Engine Productivity team, builds productivity tools for the hundreds of engineers developing Roblox’s game engine, desktop clients, apps, and Roblox Studio. As a Senior Software Engineer, you will build the systems that bring AI agents into engine development workflows. On a small team with broad reach, you will help decide where AI can meaningfully improve engineering productivity and take solutions from early experiments to reliable tools engineers use every day.

You will:

• Own improvements to developer workflows, from identifying problems with engineers to designing and shipping productivity tools and measuring their impact.


• Build AI agent sandboxes and harnesses written in C and Rust, along with the integrations and context agents needed to work effectively in Roblox’s C++ game engine codebase.


• Partner with technical leaders across Roblox’s Engine and Infrastructure groups to deliver reliable tools and improve the daily experience of engineering at Roblox.

You have:

• 5+ years of software engineering experience working on projects from 0 to 1.


• Experience owning substantial parts of a developer tool or system through design, launch, and ongoing operation.


• Systems programming experience in C, C++, or Rust.


• Experience with or interest in Web technologies such as JavaScript, TypeScript and/or React is a huge plus


• Interest in AI-powered developer tools such as Claude Code, Codex, and Pi.


• The ability to turn ambiguous developer needs into practical solutions, work independently, and learn unfamiliar tools and systems.


• A bachelor’s degree in Computer Science, Computer Engineering, or a related technical field, or equivalent practical experience.

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

$196,750 — $243,290 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.