roblox > roblox Employee Directory > James Onnen
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James Onnen
Senior Software Engineer
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Location: San Francisco Bay AreaApprox. Years of Experience: 6
James Onnen's Current Workplace
Roblox
Company Size
2500+
Amount Raised
$856.7M
Roblox's vision is to reimagine the way people come together. Our mission is to connect a billion people with optimism and civility.\n\nWhat is Roblox?\n\nRoblox is a platform where people come together virtually to share experiences. Every day, tens of millions of people from around the world come to Roblox to learn, work, play, connect, communicate, and socialize in immersive digital experiences all built by a global community of creators.\n\nPowered by Creators\n\nRoblox is powered by a global community of millions of developers and creators who produce their own immersive multiplayer experiences each month using Roblox Studio, our intuitive desktop design tool. Any experience imaginable can be created on Roblox.\n\nHow Popular?\n\nRoblox is ranked as one of the top entertainment platforms for audiences under the age of 18 based on average monthly visits and time spent (Comscore). Our popularity is driven purely by the community with millions of people signing up through word of mouth every month.
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Notable Investors
Tencent, Temasek Holdings, Andreessen Horowitz, Warner Music Group, Tiger Global Management
Gaming
Video Games
Communities
Online Games
Virtual World
Developer Platform
Experience
Senior Software Engineer
Roblox · Full-time
Jan 2023 - Present
2 yrs 6 mos
* Engineering DRI for avatar auto setup feature * Programmed full stack for AI material generator * Designed and built economics, trust-and-safety for material generator * Provided significant feedback across Roblox for user UX * Delivered LLM conversational material generator * Proposed, designed, and programmed "Visualization Modes" Skills: MLOps · Communication · Leadership · Design · Machine Learning Avatar Auto Setup - Creator Hub Introducing Studio Visualization Modes TheVerge - Roblox’s chatbot assistant for developers is available now in beta.
CEO
Studio Koi Koi · Full-time
Mar 2020 - Present
5 yrs 4 mos
* Built up over 1 billion visits across 13 different experiences * Nominated for Best Brand Experience 2024 * Built and supported the Creator Awards and Roliday * Leading small team to build awesome stuff * Programming, building, game design, and more! Skills: Leadership · Communication · Programming 2024 Creator Awards Our titles
Indie Game Developer, Roblox Platform
Indie Game Developer
Sep 2009 - Present
15 yrs 10 mos
+ $10,000 of profit a year from game Whatever Floats Your Boat; logged 38 million plays. + Roblox avatar made into series 1 toy, sold internationally at stores including Walmart and Target. + In 2 of 3 official books, Roblox Top Adventure Games and Roblox Character Encyclopedia. + Gathered 21,000 Twitter followers, @Quenty, well-known in Roblox’s development community. Portfolio - quenty.org Roblox toy ‘Tis the Season for Roblox’s Holiday Event, Now Available on Xbox One - Xbox Wire
Software Engineer II
Microsoft · Full-time
Aug 2020 - Dec 2022
2 yrs 5 mos
* Implemented Git line staging for Visual Studio * Helped create Git "Commit details" configuration * Improved VS startup time * Removed 1% of UI delays across Visual Studio * Mentored and onboarded intern, multiple team members * Helped setup integration testing * Helped with NGEN, icons, and other misc. feature sets across Visual Studios git integration Line-staging (interactive staging)
Roblox
May 2016 - Aug 2020
Spring Accelerator
Feb 2020 - Aug 2020
7 mos
I'm working on my own game! Windlight Bay Teaser Trailer
Contractor
May 2015 - Feb 2020
4 yrs 10 mos
+ Developing open source in-game store for Roblox developers in Lua. + Developed 4 official games sponsored by Nerf, Netflix, Marvel, and McDonald’s respectively. + Made over 300 free plugins and assets; 340,000 sales and installs. BLAST HOOK - RDC 2018 Game Jam Presentation + Award Mountaineers: 2018 Nerf: Zombie Strike
Studio Team Intern
May 2016 - Aug 2016
4 mos
+ Shipped 10 new features for Roblox’s game editor, Roblox Studio, using C++. + Wrote Lua API improvements used in millions of games on iOS, Android, PC, Mac, and Xbox.
Software Engineering Intern
Microsoft
May 2019 - Aug 2019
4 mos
Raikes Design Studio Project Manager
NRC Health (National Research Corporation)
Aug 2018 - May 2019
10 mos
+ Led team of 6 to build a natural language generation library for NRC’s business insights.
Software Engineering Intern
Microsoft
May 2018 - Aug 2018
4 mos
+ Ensured August release of Microsoft’s new retail demo editor using C#, TypeScript, HTML. + Prototyped new retail demo application in C#, convinced senior leaders to use technology. + Automated retail demo editor data migration for 100 providers using Python 3.
Design Studio Software Engineer
NRC Health (National Research Corporation)
Aug 2017 - Apr 2018
9 mos
+ Developed tool in C#, JavaScript and HTML to see and edit markets in NRC’s Market Insights.
Software Engineering Intern
Garmin International
May 2017 - Aug 2017
4 mos
+ Programmed Garmin’s embedded flight controller in C to send autopilot diagnostics packets. + Developed user interface to receive and display autopilot diagnostics in real time using C#. + Responsible for identifying the problem and proposing alternative solutions.
Computer Problem Solving Essentials Teacher Assistant
University of Nebraska–Lincoln
Aug 2016 - May 2017
10 mos
+ Coached 2016 Raikes School Cohort in C, Java, SQL, discrete math, and object-oriented design.
H. Roe Bartle Scout Reservation
May 2013 - Aug 2015
Senior Lakefront Instructor
May 2015 - Aug 2015
4 mos
+ Led, supervised, and instructed 7 staff members. + Worked alone and on a team to teach and supervised groups of up to 30 scouts aged 11-18.
Lakefront Instructor
May 2014 - Aug 2014
4 mos
+ Worked alone and on a team to teach and supervised groups of up to 30 scouts aged 11-18.
Lakefront Instructor
May 2013 - Aug 2013
4 mos
+ Worked alone and on a team to teach and supervised groups of up to 30 scouts aged 11-18.
Education
  • 2015 - 2019
    University of Nebraska-LincolnBacheler of Computer Engineering, Computer Engineering
  • 2011 - 2015
    Shawnee Mission South High School