Jaehoon Jung is a seasoned software engineer with 13 years of experience designing and building frontend and backend cloud-native applications, currently shaping architectures at Kakaobank in South Korea. He brings deep expertise in microservices, cloud application architecture, and full-stack framework development, with a hands-on background in both iOS mobile features and large-scale backend systems. At SK holdings C&C he progressed into senior engineering roles, and his open-source work includes polished iOS components like an animated GIF pull-to-refresh and a multi-photo asset picker that improve UX and compatibility across devices. Known for bridging low-level engineering details with high-level system design, he combines an electronics engineering foundation from Inha University with practical production experience shipping resilient, user-facing features.
13 years of coding experience
전자공학 전기 및 전자 공학, 전자공학 전기 및 전자 공학 at Inha University
Alternative UIImagePickerController , You can take a picture with camera and pick multiple photos and videos
Role in this project:
Mobile Developer (iOS)
Contributions:73 commits, 12 PRs, 34 pushes in 5 years 4 months
Contributions summary:Jaehoon primarily contributed to the development and maintenance of an iOS asset picker controller. Their work involved fixing bugs, enhancing the user interface, and improving the application's compatibility. They addressed issues related to asset selection, group album reloading, and handling of notifications from the ALAssetsLibrary. The user also implemented support for different iPhone screen sizes and fixed problems related to Cocoapods and image loading within the library.
Add PullToRefresh using animated GIF to any scrollView with just simple code
Role in this project:
Mobile Developer (iOS)
Contributions:58 commits, 3 PRs, 21 pushes in 2 years 2 months
Contributions summary:Jaehoon primarily contributed to the development of a pull-to-refresh feature using animated GIFs for iOS. Their work included implementing the core functionality of the animated GIF refresh indicator, integrating it with a scroll view, and handling user interactions. The user also addressed several bugs related to the animation frame rate, orientation changes, and variable size of the refresh indicator. Further contributions included adjusting the appearance based on iOS version and adding AutoLayout support.
animationanimatedscrollviewgifscrollable
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Jaehoon Jung - Software Engineer at 카카오뱅크 Kakaobank