Roblox · 11 hours ago
Principal Engine Programmer - Systems (C++)
Roblox is a platform where millions of people explore, create, and connect through immersive digital experiences. The Principal Engineer will lead the Engine Networking Team to ensure real-time communication in a multi-player game environment, addressing challenges in scale, performance, and latency.
3D TechnologyGamingMetaverseOnline GamesSoftwareVideo Games
Responsibilities
Lead engineers with 8+ years of industry experience
Understand the game networking with a passion for working with open source
Be experienced with asset loading, rendering, and networking coming from a Game Engine/Studio. (Desirable)
Be an amazing systems-level C++ programmer and be fascinated by the actual work the CPU does when you use smart pointers, templates, virtual functions, and blocks of memory, both structured and raw
Have a keen to each millisecond of the network exchanges: You know where the time goes and how to reduce the waste
Understand what happens on the operating system level when certain code is completed
Worked on the guts of a multi-player game engine, solving problems related to scale, performance, latency, and throughput in client/server environments
Worked on a very large multithreaded distributed system that connects millions of users worldwide
Worked on the devices Roblox supports - from desktop clients to mobile phone clients to console clients
Qualification
Required
Lead engineers with 8+ years of industry experience
Understand the game networking with a passion for working with open source
Be an amazing systems-level C++ programmer and be fascinated by the actual work the CPU does when you use smart pointers, templates, virtual functions, and blocks of memory, both structured and raw
Have a keen to each millisecond of the network exchanges: You know where the time goes and how to reduce the waste
Understand what happens on the operating system level when certain code is completed
Worked on the guts of a multi-player game engine, solving problems related to scale, performance, latency, and throughput in client/server environments
Worked on a very large multithreaded distributed system that connects millions of users worldwide
Worked on the devices Roblox supports - from desktop clients to mobile phone clients to console clients
Preferred
Be experienced with asset loading, rendering, and networking coming from a Game Engine/Studio
Benefits
Equity compensation
Company
Roblox
Roblox is an online gaming and entertainment platform that offers a shared digital experience that brings people together through play.
H1B Sponsorship
Roblox has a track record of offering H1B sponsorships. Please note that this does not
guarantee sponsorship for this specific role. Below presents additional info for your
reference. (Data Powered by US Department of Labor)
Distribution of Different Job Fields Receiving Sponsorship
Represents job field similar to this job
Trends of Total Sponsorships
2025 (240)
2024 (111)
2023 (139)
2022 (153)
2021 (91)
2020 (92)
Funding
Current Stage
Public CompanyTotal Funding
$874.45MKey Investors
Andreessen HorowitzAltos Ventures
2024-10-01Post Ipo Equity
2022-04-12Series Unknown· $17.71M
2021-08-11Series Unknown
Recent News
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2026-01-22
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2026-01-22
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