Jicheol Choo
Android Developer at 라인
South Korea
Summary
👤
Senior🎓
Top SchoolJicheol Choo is an Android developer with eight years of hands-on experience building and modernizing mobile apps across startups and larger teams in South Korea. He specializes in Java and Kotlin, migrating legacy codebases to MVVM, integrating AAC ViewModel/LiveData, and replacing volatile callback patterns with reactive solutions like RxKotlin and RxEventBus. His work spans camera system development (Camera1/2, OpenCV), AWS S3 integrations, and improving app stability with Crashlytics to achieve high reliability. Jicheol has led significant refactors—retrofit migrations, Kotlin conversions, and architectural renewals—demonstrating a pragmatic balance between new-feature delivery and long-term maintainability. Known for taking ownership of both feature development and maintenance, he brings a data-driven approach (POI exports, analytics) to improve product quality.
8 years of coding experience
3 years of employment as a software developer
학사, 전자전파공학, 3.66/4.5, 학사, 전자전파공학, 3.66/4.5 at Kyung Hee University 경희대학교
Stackoverflow
1reputation
0reached
0answers
0questions
Github Skills (7)
java5
android5
python3
calendar-widget2
calendar-view2
custom-view2
material-design2
Programming languages (2)
Github contributions (5)
JC-Choo/Algorithm
May 2018 - Jul 2021
Contributions:76 pushes, 1 branch in 3 years 2 months
JC-Choo/SampleApplication
Feb 2020 - Oct 2021
Contributions:201 commits, 14 PRs, 163 pushes in 1 year 8 months
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