Principal Software Engineer - Streaming

Overview

Principal Network Transport Engineer on the Engine Networking Team, responsible for real-time communication of game state so players experience the game as a nearly synchronous world.

What you'll do

• Work across all areas of the game platform to deliver real-time communication throughout Roblox.
• Help coordinate the network system so all connected computers produce a smooth player experience.

What you'll need

• 10+ years of experience with game networking, coming from a Game Engine/Studio.
• Worked on a powerful user-space network stack, solving problems of scale, performance, latency, and throughput in client/server environments.
• Worked on a very large multithreaded distributed system connecting millions of users worldwide.
• Worked on the devices Roblox supports, from desktop clients to mobile phone clients to console clients.
• Worked on a game engine and understand how a game engine works.
• Deep understanding of the network stack.
• Strong systems-level C++ programming experience, including smart pointers, templates, virtual functions, and structured and raw memory blocks.
• Experience with Linux networking, QoS, and congestion control algorithms.
• Understanding of what happens at the operating system level when code is executed.

Nice to have

• Passion for working with open source.
• Attention to millisecond-level network exchanges and reducing wasted time.

Details

• Location: San Mateo, CA, United States (headquarters).
• Onsite Tuesday, Wednesday, and Thursday, with optional presence on Monday and Friday.
• Annual base salary range: $295,250 to $345,040 USD.
• Eligible for equity compensation and benefits.
• For US-based roles only: the Company may not be able to employ candidates who have US work authorization under certain visa categories, or support future H-1B sponsorship at this time.