Principal Software Engineer - Network Transport

Posted Yesterday
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San Mateo, CA
Hybrid
284K-332K Annually
Senior level
Computer Vision • Gaming • Software • Virtual Reality • Web3 • Metaverse
Immersive gaming and creation platform
The Role
As a Principal Software Engineer on the Engine Networking Team at Roblox, you will develop a high-performance user-space network stack and work on a large-scale multithreaded distributed system that enhances real-time communication among millions of users. This role involves optimizing network performance, latency, and throughput across various devices.
Summary Generated by Built In

Every day, tens of millions of people come to Roblox to explore, create, play, learn, and connect with friends in 3D immersive digital experiences– all created by our global community of developers and creators. 

At Roblox, we're building the tools and platform that empower our community to bring any experience that they can imagine to life. Our vision is to reimagine the way people come together, from anywhere in the world, and on any device. We're on a mission to connect a billion people with optimism and civility, and looking for amazing talent to help us get there. 

A career at Roblox means you'll be working to shape the future of human interaction, solving unique technical challenges at scale, and helping to create safer, more civil shared experiences for everyone.

The Engine Networking Team pulls the players together by ensuring the communication of the game state to all. You will help the players experience the game as a nearly synchronous world. Just as the nerves in our bodies coordinate our actions, the network system coordinates all the computers involved into a smooth experience for the players. You will work in all areas of the game platform in your quest for real-time communication of every part of Roblox.

You Will:

  • Work on a powerful user-space network stack, solving problems related to scale, performance, latency, and throughput in client/server environments.
  • Work on a very large multithreaded distributed system that connects millions of users worldwide.
  • Work on all the devices Roblox supports - from desktop clients to mobile phone clients to console clients

You Have:

  • 8+ years of industry experience
  • A deep understanding of Network Stack with a passion for working with open source.
  • Amazing systems-level C++ programming and are fascinated by the actual work the CPU does when you use smart pointers, templates, virtual functions, and blocks of memory, both structured and raw.
  • Linux networking connoisseur and have a good understanding of common network protocols
  • Keen understanding to each millisecond of the network exchanges: You know where the time goes and how to reduce the waste
  • A deep understanding of what happens on the operating systems -level when certain code is completed.

For roles that are based at our headquarters in San Mateo, CA: The starting base pay for this position is as shown below. The actual base pay is dependent upon a variety of job-related factors such as professional background, training, work experience, location, business needs and market demand. Therefore, in some circumstances, the actual salary could fall outside of this expected range. This pay range is subject to change and may be modified in the future. All full-time employees are also eligible for equity compensation and for benefits.

Annual Salary Range

$283,780-$331,640 USD

Roles that are based in our San Mateo, CA Headquarters are in-office Tuesday, Wednesday, and Thursday, with optional in-office on Monday and Friday (unless otherwise noted).

You'll Love: 

  • Industry-leading compensation package
  • Excellent medical, dental, and vision coverage
  • A rewarding 401k program
  • Flexible vacation policy (varies by exemption status)
  • Roflex - Flexible and supportive work policy 
  • Roblox Admin badge for your avatar
  • At Roblox HQ: 
    • Free catered lunches five times a week and several fully stocked kitchens with unlimited snacks
    • Onsite fitness center and fitness program credit
    • Annual CalTrain Go Pass

Roblox provides equal employment opportunities to all employees and applicants for employment and prohibits discrimination and harassment of any type without regard to race, color, religion, age, sex, national origin, disability status, genetics, protected veteran status, sexual orientation, gender identity or expression, or any other characteristic protected by federal, state or local laws. Roblox also provides reasonable accommodations for all candidates during the interview process.

Top Skills

C++

What the Team is Saying

Claus
Ying
Denise
Andrea
The Company
HQ: San Mateo, CA
2,500 Employees
Hybrid Workplace
Year Founded: 2004

What We Do

Roblox is an immersive gaming and creation platform that offers people millions of ways to be together, inviting its community to explore, create and share endless unique experiences. Our vision is to reimagine the way people come together — in a world that's safe, civil, and optimistic. To achieve this vision, we are building an innovative company that, together with the Roblox community, has the ability to strengthen our social fabric and support economic growth for people around the world.

Why Work With Us

Every day, Roblox employees tackle complex questions and drive incredible innovation. Join us in building the future of human connection and communication.

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Roblox Offices

Hybrid Workspace

Employees engage in a combination of remote and on-site work.

We are requiring employees to be in the office three days a week – with core days being Tuesday, Wednesday, and Thursday. On Mondays and Fridays, employees may choose to work remotely, although the office will still be open.

Typical time on-site: 3 days a week
Company Office Image
HQSan Mateo, CA
IN
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