2 months ago
San Mateo, CA, USASenior
Base Salary
$197k - $243k/yr
Responsibilities
- Own part of the engine’s Concurrency system, including the task scheduler, fiber runtime, and asynchronous APIs.
- Research and implement performance improvements supporting higher-fidelity experiences and large-scale server initiatives.
- Serve as the organization-wide point of contact for concurrency design reviews, parallelism bugs, and engine-team requests.
- Improve the ergonomics, testability, and debuggability of concurrent code across PC, Mac, mobile, and console.
- Debug production failures and analyze interactions among compilers, CPU architectures, and operating systems.
Requirements
- Strong modern C++ experience, including C++17 or newer, in a large and complex production codebase.
- Deep multithreading and concurrency experience with schedulers, thread pools, lock-free programming, atomics, and memory models.
- Comfort profiling and reasoning about performance at the operating-system and CPU level.
- Game engine or real-time systems experience is preferred.
- Experience with fiber or coroutine runtimes, work-stealing or job-system schedulers, or cross-platform low-level development is preferred.
- A track record of serving as a go-to expert whom other teams consult on a system is preferred.
Benefits
- Full-time employees are eligible for equity compensation and benefits.
- Office-based roles are onsite Tuesday through Thursday, with optional presence on Monday and Friday.
- The position is based at Roblox headquarters in San Mateo, California, with the listed pay range applying to that location.
Tech Stack
C++iOS
Categories
Gaming
About Roblox
Roblox builds a platform for user‑generated 3D experiences, offering Roblox Studio for creators and a social marketplace where players explore and interact across devices. Its business model centers on virtual currency (Robux) and subscriptions, platform fees paid to creators, and an expanding advertising offering. Founded in 2004 and headquartered in San Mateo, California, Roblox Corporation is publicly traded on the NYSE under the ticker RBLX.