蔡立輝 Li-Hui, Tsai
With more than five years experience of Android app development.
I am happy to develop an android application for a non-profit organization for free. Please feel free to contact me.
Android Developer
Skills
Programming
- Kotlin
- Java
Frameworks
- Android SDK
- Android Architecture Components: Room, LiveData, ViewModel, Paging, Navigation, DataBinding, MotionLayout , WorkManager
- Network: OkHttp, Retrofit
- Dependency Injection: Hilt
- Reative Programming: Kotlin Flow
- Jetpack Compose
Language
- Chinese(Native)
- English
Others
- Git
- Firebase Authentication
- Firebase Firestore
- Firebase Storage
- Facebook Account(Login)
- Google map(Google cloud platform)
- Deploy apk to playstore
- Zeplin
- Sketch
- Slack
- Trello
Experience
Android Engineer • Coolcard Technology Co., Ltd.
Jane 2021 - Mar 2021
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Something better
- Dependencies management.
- Set Graphql as git SubModule.
- Created and wrote README.
- Fixed bugs in Paging DataSource.
- Draw a DI graph
I love these
- Wrote elegant code using Retrofit and Coroutines.
- Implemented Clean Architecture using Dagger Android.
Android Software Engineer • 七優科技有限公司
Dec 2019 - Aug 2020
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Something better
- Share the same class for data models to prevent repeated code.
- Collaborated with IOS, UX and product manager to ensure product quality.
- Wrote self-documenting code for other developers.
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Key Achievement
- Skinning features, custom View, animation.
I love these
- Developed new layout with JetPack (ex: LiveData, ViewModel) and Retrofit.
- Fixed a bug that bothered my supervisor badly.
Software Engineer • Centron Design Co., LTD. 
Oct 2016 - Sept 2017
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Android Box:
- Implement api supplied from partner to fulfill feature of audio&video recording.
- Collaborate with design to create great User Interface.
Side project
PlayWithShaper (Gaming)
A game to imitate shaper's spell "Atlas Bullet Hell" in Path Of Exile(Online game).
Gitlab
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RentMaster (Management)
Assisting landlords and tenants with contract and billing management matters, while also providing cloud data backup. Protfolio
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Recall (Memory)
An app that records life events in a chronological style.
GItLab
AndroidRadar (Item)
Mobile phone locator, the motivation behind this was that Google's phone location feature was not yet fully developed at the time.
Certification
- Associate Android Developer - Google (Kotlin)
- Associate Android Developer - Google (Java)
Interests
- Learning on Google Codelabs
- Biking
- Jogging
- Philosophy
- Music Appreciation
- Puzzle game
- Path Of Exile(Online game)
