11 hours ago
San Mateo, CA, USASenior
Base Salary
$197k - $243k/yr
Responsibilities
- Own components of the engine’s concurrency system, including the task scheduler, fiber runtime, and async APIs.
- Research and implement performance improvements supporting higher-fidelity experiences and larger-scale servers.
- Serve as a point of contact for concurrency-related design reviews, parallelism bugs, and requests from other engine teams.
- Improve the ergonomics, testability, and debuggability of concurrent code across PC, Mac, mobile, and console platforms.
- Debug production failures and optimize runtime behavior across multiple operating systems, CPU architectures, and devices.
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.
- Ability to profile and reason about performance at the operating-system and CPU level.
- Preferred experience with game engines or real-time systems.
- Preferred experience with fiber or coroutine runtimes, work-stealing or job-system schedulers.
- Preferred cross-platform low-level development experience with Android, iOS, or consoles.
- Preferred track record as a go-to expert consulted by other teams.
Benefits
- Eligible full-time employees receive equity compensation and company benefits.
- Office-based roles are onsite Tuesday, Wednesday, and Thursday, with optional presence Monday and Friday.
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.