- 2024.07 ~ : Viva Republica(Toss)
- Android Platform Team, Client Platform Tribe
 - React Native Framework Team, Client Platform Tribe
 
 - 2021.04 ~ 2023.07 : Mathpresso
- QANDA, Android Developer
 - QANDA Tutor, React Native Developer
 
 
- Maintainer - l2hyunwoo/react-native-nitro-device-info
 - Maintainer - toss/granite
 - Maintainer - skydoves/Cloudy
 - Maintainer - sopt-makers/sopt-android
 - Maintainer - MobileAppDeveloperConference/android
 
- Contributor - ZacSweers/metro
 - Contributor - facebook/react-native-website
 - Contributor - facebook/react-native
 - Conrtibutor - skydoves/firebase-android-ktx
 - Contributor - DroidKnights Conference Applicaton
 - Contributor - skydoves/pokedex-compose
 - Contributor - square/okhttp
 - Contributor - arrow-kt/arrow
 - Contributor - DroidKaigi Conference Applications
 - Contributor - SSPullToRefresh
 - Contributor - Jandi
 - Contributor - react-native-naver-login
 - Contributor - react-native-kakao-login
 
- Android Lead Developer/Maintainer - SOPT Official Android App
 - Android Developer/Product Owner - Pophory
 - Android Lead Developer - HACKER
 - Android Lead Developer - CatchMe : Metaverse, Interest Based Character Management Diary
 - Android Lead Developer - BeMe : Self-Reflection Application
 
- 2025.01 ~ : GDG(Google Developer Group) Korea Android Organizer
 - 2024.07 ~ 2024.12 : GDG(Google Developer Group) Incheon Organizer
 - 2023.07 ~ : Kotlin User Groups Seoul Organizer
 - 2023.07 ~ 2024.05 : GDSC(Google Developer Student Club) Konkuk University Lead
 
- Build with AI on Android 2025
- 파급효과: From AI to Android Development - SpeakerDeck
 
 - I/O Extended Incheon/Busan 2025
- Understanding Kotlin Multiplatform - SpeakerDeck
 
 - DroidKaigi 2025
- How Android Uses Data Structures Behind the Scenes
 
 
- DevFest Android in Korea 2024
- 선언형 UI를 학습할 때 알아둬야하는 키워드들 (ver.한국어) - SpeakerDeck
 
 - DroidKaigi 2024
- Essential concepts to know when learning Declarative UI(선언형 UI를 배울때 알아둬야 하는 필수 개념들)
 
 - HYPER-APP 2024 (KSDC)
- React Native under the hood - SpeakerDeck
 
 - I/O Extended Android in Korea 2024
- 유연한 Composable 설계 - SpeakerDeck
 
 - KotlinConf'24 Global in South Korea
- Keynote - SpeakerDeck
 
 - DroidKnights 2024
- TextField 씹고 뜯고 맛보고 즐기고
 
 - super.init(version=5)
- C.D.G로 모두와 함께 성장하기 - SpeakerDeck
 
 
- super.init(version=4)
- 선언형 UI가 대세임을 "선언" 합니다. (Compose 학습부터 적용까지의 일대기) - SpeakerDeck
 
 - KotlinConf'23 Global in Songdo
- Functional Kotlin makes Kotlin functional - SpeakerDeck
 
 - Mobile App Developer Conference
- Jetpack Compose - 실무에 발라보기 (Jetpack Compose in Practical Way) - SpeakerDeck
 
 - GDG Devfest Songdo
- fun HelloKMP(): GladToMeetYou - SpeakerDeck
 
 
- 36th SOPT Appjam - Mentor (Android Development)
 - 5th SOPT Makers - Android Developer (2024)
 - 2nd SOPT Makers - Android Chapter Lead (2023)
 - 1st SOPT Makers - Android Developer (2022)
 - 31st SOPT Android Development - Part Leader (2022)
 - 30th SOPT Server Development (2022)
 - Winner of Android Dev Challenge using Jetpack Compose(Week1) (2021)
 - 28th SOPT Android Development (2021)
 - 27th SOPT Android MVP (2021)
 - 27th SOPT Android Development (2020)
 - 26th SOPT Android Development (2020)
 
2018 ~ 2025: Konkuk University, Dept of Computer Science & Engineering






