James Harmon
Chief Architect at XoSelf AI
Chicago, Illinois, United States
Summary
👤
Senior🎓
Top SchoolJames Harmon is a Chief Architect and seasoned mobile engineering leader with 13 years focused on Android development and a career spanning enterprise training, consulting, and product delivery. Based in Chicago, he currently leads AI-assisted development and delivery at XoSelf AI while previously shaping native Android architectures and reusable component libraries for clients like Sentry and Foot Locker. An active open-source contributor to Facebook’s Flipper debugging platform, he improved the Network plugin’s mock-routing UI and extended its HTTP capability—work that impacts thousands of mobile developers who rely on Flipper. He pairs hands-on engineering with technical teaching experience dating back to formal instructor and director roles, making him equally comfortable mentoring teams or shipping production systems. Known for turning tooling and testing passion into pragmatic developer productivity gains, he blends deep Android expertise with emerging AI-assisted workflows.
13 years of coding experience
40 years of employment as a software developer
University of Illinois Urbana-Champaign
Github Skills (12)
typescript10
typescripts10
front-end-development10
react10
typescript-types10
javascript9
json9
api8
electron8
apidoc8
ui-design8
testing7
Programming languages (9)
Github contributions (5)
facebook/flipper
Aug 2020 - Jul 2021
A desktop debugging platform for mobile developers.
Role in this project:
Full-stack Developer
Full-stack DeveloperContributions:15 reviews, 16 commits, 19 PRs in 10 months
Contributions summary:James primarily worked on enhancing the "Network" plugin, a core component of the Flipper debugging platform. Their contributions focused on improving the user interface for managing mock network requests (routes), including UI enhancements, import/export functionality, and the ability to disable routes. They also fixed bugs related to handling empty response bodies and request data for mocks. Furthermore, the user extended the plugin's functionality to support all HTTP methods.
windowsdebuggingdebugcross-platformdesktop
bizzguy/flipper-facebook
Aug 2019 - Jul 2021
A desktop debugging platform for mobile developers.
Contributions:38 pushes, 27 branches in 1 year 11 months
windowsdebuggingdebugcross-platformdesktop
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