- 2024.07 ~ : Viva Republica(Toss)
- Android Developer, Android Platform Team
- React Native Platform Developer, Frontend Platform Team
- 2021.04 ~ 2023.07 : Mathpresso
- QANDA, Android Developer
- QANDA Tutor, React Native Developer
- Android Developer/Product Owner - Pophory ver 1.3.0
- Android Lead Developer/Maintainer - SOPT Official Android App ver 2.3.1
- Android Lead Developer - HACKER
- Android Lead Developer - CatchMe : Metaverse, Interest Based Character Management Diary
- Android Lead Developer - BeMe : Self-Reflection Application
- Maintainer - sopt-makers/sopt-android
- Maintainer - MobileAppDeveloperConference/android
- Maintainer - onseok/peekaboo
- 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 2023 Conference Application
- Contributor - SSPullToRefresh
- Contributor - Jandi
- Contributor - react-native-naver-login
- Contributor - react-native-kakao-login
- 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)
- Google Developer Group(GDG) Songdo - Organizer
- DevFest Android in Korea 2024 - Speaker
- 선언형 UI를 학습할 때 알아둬야하는 키워드들 (ver.한국어) - SpeakerDeck
- DroidKaigi 2024 - Speaker
- Essential concepts to know when learning Declarative UI(선언형 UI를 배울때 알아둬야 하는 필수 개념들) - SpeakerDeck
- HYPER-APP 2024 (KSDC) - Speaker
- React Native under the hood - SpeakerDeck
- I/O Extended Android in Korea 2024 - Speaker
- 유연한 Composable 설계 - SpeakerDeck
- KotlinConf'24 Global in South Korea - Organizer & Keynote Speaker
- Keynote - SpeakerDeck
- DroidKnights 2024 - Speaker
- TextField 씹고 뜯고 맛보고 즐기고 - SpeakerDeck
- super.init(version=5) - Speaker
- C.D.G로 모두와 함께 성장하기 - SpeakerDeck
- GDSC Konkuk kprintf - Lead Organizer & Keynote Speaker
- SOPT - Make your own theme system with Jeptack Compose
- SOPT - Compose의 상태관리
- super.init(version=4) - Speaker
- 선언형 UI가 대세임을 "선언" 합니다. (Compose 학습부터 적용까지의 일대기) - SpeakerDeck
- KotlinConf'23 Global in Songdo - Speaker
- Functional Kotlin makes Kotlin functional - SpeakerDeck
- Mobile App Developer Conference - Speaker
- Jetpack Compose - 실무에 발라보기 (Jetpack Compose in Practical Way) - SpeakerDeck
- GDG Devfest Songfo - Speaker
- fun HelloKMP(): GladToMeetYou - SpeakerDeck
- Lead(Founder) of GDSC(Google Developer Student Club) Konkuk University 23-24
- Kotlin User Groups Seoul Organizer
- SOPT Concert - Speaker
- The Android Wears Material (Material Design) - SpeakerDeck
2018 ~ 2025: Konkuk University, Dept of Computer Science & Engineering