Software Engineer, Engine Systems (C++)

Location: San Mateo, California, United States. Office-based roles require onsite presence Tuesday, Wednesday, and Thursday, with optional presence on Monday and Friday.

Salary: $168,680–$212,490 USD base pay annually, with equity compensation and benefits eligibility.

Company

Roblox builds tools and a platform for creating and experiencing 3D immersive digital experiences.

What you will do

• Build and maintain predominantly C++ systems that report stability, reliability, and performance signals across Roblox clients.
• Develop production-quality, well-instrumented code for mobile, desktop, and major console platforms.
• Build core diagnostic instrumentation covering the engine from hardware-level behavior through end-user experience.
• Create tools and signals that help engineers detect, understand, and resolve disruptions to user experience.
• Contribute to technical decisions and improve diagnostic systems based on engineering feedback.

Requirements

• 1+ years of professional software engineering experience and ownership of complex technical systems.
• Experience with systems-level programming languages such as C++, C#, Objective-C, Rust, or similar.
• Ability to work across a broad range of systems and understand an engine end to end.
• Ability to consider the long-term impact of technical decisions on users and engineering teams.
• Ability to work onsite in San Mateo, California, Tuesday through Thursday.

Culture & Benefits

• Work on systems supporting millions of concurrent users and global-scale weekly binary updates.
• Collaborate on safer, more reliable shared digital experiences.
• Full-time employees are eligible for equity compensation and benefits.
• The company provides reasonable accommodations during the recruiting process.

Hiring process

• Recruiting accommodations are available for qualifying disabilities or religious beliefs.
• Future F-1 or H-1B sponsorship may not be supported, and some U.S. visa-category work authorizations may not be eligible for employment.