Jon Cardasis is a Senior Mobile Engineer with a decade of experience building high-scale iOS, Android, and React Native apps across startups and enterprise teams, currently at Shopify. He has led mobile rewrites, owned end-to-end product platforms (telemedicine at Form Health), and engineered connected-vehicle experiences for millions of users at General Motors. Jon blends deep native skills (Objective-C, Swift, Java) with modern cross-platform stacks (React Native, GraphQL, Apollo), CI/CD and DevOps practices, and a strong emphasis on testability and security—evidenced by work like a low-overhead macOS file-audit daemon and an iOS security module to prevent JS code injection. An active open-source contributor, he maintains a polished Swift color picker library and has built tooling like a TypeScript-to-native transpiler to bridge RN and native code. Based in the Detroit area, he combines startup agility with enterprise-grade engineering and a pragmatic focus on scalable, test-driven mobile architectures.
9 years of coding experience
7 years of employment as a software developer
Bachelor's degree, Computer Science, Bachelor's degree, Computer Science at University of Michigan-Dearborn
:art: An intuitive iOS color picker built in Swift.
Role in this project:
iOS Mobile Developer
Contributions:14 releases, 104 commits, 23 PRs in 3 years 10 months
Contributions summary:Jon primarily contributed to the development of an iOS color picker application, as evidenced by their commits modifying Swift code. Their work included making functions public, adjusting initializers, and adding functionality to set the picker's color and adjust the brightness slider. They also integrated Carthage support and updated Cocoapod podspecs for the project.
Contributions:9 commits, 6 pushes, 1 branch in 2 years 3 months
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