Josh Feinsilber
Founder at Gimkit
Seattle, Washington, United States
Summary
👤
Senior🎓
Top SchoolJosh Feinsilber is a Seattle-based founder and full stack developer with nine years of hands-on experience building web and mobile products. He founded Gimkit and previously shipped features at FiftyThree and Haiku Deck, contributing to mobile rich-text editors, RN animation and integrations like Unsplash/GIPHY. Comfortable across frontend, backend, and React Native, he’s known for implementing pragmatic, product-focused engineering—such as the first Draft.js-based editor for React Native at FiftyThree. Josh blends entrepreneurial drive with deep implementation skills, favoring fast iteration and real-world polish in consumer-facing apps.
9 years of coding experience
2 years of employment as a software developer
Gibson Ek High School
Github Skills (27)
server9
backend9
nodejs8
animation8
javascript7
react7
spring7
typescript6
gesture5
multiplayer5
markdown5
networking4
colyseus4
wysiwyg4
sdk4
Programming languages (2)
Github contributions (5)
gimkit/blueboat-client
Feb 2019 - Jan 2023
Blueboat game client for Javascript & Typescript
Contributions:100 commits, 4 PRs, 90 pushes in 3 years 11 months
gamejavascriptjavascript-typescriptgame-clienttypescript
joshfeinsilber/quiz
May 2017 - Aug 2017
Contributions:36 PRs, 54 pushes, 28 branches in 4 months
javascriptgimlet
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