Senior Network Transport Engineer - Real-Time Game Engine

Roblox; San Mateo (CA); On-site; USD 243,000 - 295,000; Full time

Benefits offered by this job

Equity compensation

Benefits

Job summary

Roblox in San Mateo, CA is seeking a Senior Network Transport Engineer to ensure real-time, low-latency game state updates across desktop, mobile, and console clients.

You will work on a large, multi-threaded distributed system, optimizing network paths and CPU utilization in a game engine environment, using C++ on Linux and open-source tools to push the limits of performance and scale.

Qualifications

• 7+ years of experience in game networking from a game engine/studio.
• Deep understanding of network stack with a passion for open source.
• Strong systems‑level C++ programming experience and interest in CPU operations (pointers, templates, virtual functions, memory).
• Experience with Linux networking, QoS, and congestion control algorithms.
• Keen to minimize network latency and optimize every millisecond of exchanges.
• Understanding of OS-level behavior when code executes.

Skills

Game networking

C++ programming

Linux networking

Performance optimization

Distributed systems

Open source

Job description

Roblox in San Mateo, CA is seeking a Senior Network Transport Engineer to ensure real-time, low-latency game state updates across desktop, mobile, and console clients.

You will work on a large, multi-threaded distributed system, optimizing network paths and CPU utilization in a game engine environment, using C++ on Linux and open-source tools to push the limits of performance and scale.