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Definition of Reputation Credits
楊程皓 (Charlie Yang) • Android Application Developer
An Android Application Engineer with over 6 years of experience, currently employed at GoGoX. I have been involved in developing applications which have tens of millions of users. Familiar with Kotlin, Java, Python and experienced at performance improvement, code refactoring and feature implementation. I usually study new techniques of Android development to improve my skills.
Work Experience
Sr. Android Software Engineer • GoGoX Sep, 2022 - Present
GoGoX (Client App) - The leading delivery service in Hong Kong, also serving Singapore and Vietnam.
Kotlin Uber RIBs Coroutine Flow RxJava Dagger2 Unit Test Kotest
- Developed new features - 1 click order, Tips First, Platform Fee, etc.
- Designed new architecture for UI revamping
- Migrated from RxJava to Flow
- Increased test coverage
- Increased crash free rate on Crashlytics (95% → 99%)
- Hosted interviews with candidates
Android Software Engineer • OnePlus / OPPO May, 2021 - July, 2022
OnePlusGallery / OPPOGallery - photos and video viewing app with fifty million downloads
Kotlin Android Profiler System Trace MVVM
- Developed serveral features - Super Resolution, Fast Capture with Camera, etc.
- Designed data migration from Android 11 to 12
- Improved the performance of scrolling photos - switch photos more smoothly
Senior Software Engineer • ASUS Nov, 2017 - Apr, 2021
ASUS FileManager - file management app in Zenfone
Kotlin Java Android Profiler Custom View
- Developed Picker Mode, managed file system
- Improved performance of counting files ((10s → 1s) /10k files), FPS of ListView (50 fps → 60 fps)
- Built unit test for main functions to reduce porting effort
ASUS Gallery - photos and video viewing app in Zenfone
Java Python Transfer learning - MobileNet
- Trained UserProfile model by mobileNet with Transfer Learning - age & gender estimator
- Designed a function sharing inferred parameters to SDK & Settings teams to implement new features
ROG Phone SDK - providing main function of ROG Phone and controlling accessories for Unity developer
Unity3D Kotlin C# JNI
- Handled input event from ROG Kunai Gamepad with customized operations
- Designed APIs for Unity game developers for CPU boosting & Aura Light controls
- Built an app to demonstrate the main functions of ROG Phone - let Unity developers easily understand
Intern • Institute for Information Industry July, 2016 - Mar, 2017
GMiner - Algorithm of Genetic algorithm and Fuzzy logic for highlighting abnormal behavior of Google drive
Python Machine Learning Genetic Algorithm Fuzzy Logic
- Publication: "GMiner: Rule-Based Fuzzy Clustering for Google Drive Behavioral Type Mining", 2016 International Computer Symposium (ICS)
Education
National Taiwan University of Science and Technology 2015 - 2017
Master of Electronic Engineering, GPA 3.7/4.3
- Thesis: An GA-based Fuzzy Clustering Algorithm with Interpretable Rules and Best-Fit Clusters (2017 ICBDBI paper presentations)
- 2016 Honorable mention of Mobileheroes - Smart City Application Services Design
- 2015 Championship of NTUST 6th Creative and Entrepreneurship Campus Competition
Side Projects
- AirPollutionMonitor - An application to monitor air pollution from API of EPA in Taiwan
Kotlin MVVM LiveData Coroutine Retrofit - GenderAgePredictor - An GenderAgePredictor can infer user's gender and age by front Camera
Kotlin Java Python MobileNet
楊程皓 (Charlie Yang) • Android Application Developer
An Android Application Engineer with over 6 years of experience, currently employed at GoGoX. I have been involved in developing applications which have tens of millions of users. Familiar with Kotlin, Java, Python and experienced at performance improvement, code refactoring and feature implementation. I usually study new techniques of Android development to improve my skills.
Work Experience
Sr. Android Software Engineer • GoGoX Sep, 2022 - Present
GoGoX (Client App) - The leading delivery service in Hong Kong, also serving Singapore and Vietnam.
Kotlin Uber RIBs Coroutine Flow RxJava Dagger2 Unit Test Kotest
- Developed new features - 1 click order, Tips First, Platform Fee, etc.
- Designed new architecture for UI revamping
- Migrated from RxJava to Flow
- Increased test coverage
- Increased crash free rate on Crashlytics (95% → 99%)
- Hosted interviews with candidates
Android Software Engineer • OnePlus / OPPO May, 2021 - July, 2022
OnePlusGallery / OPPOGallery - photos and video viewing app with fifty million downloads
Kotlin Android Profiler System Trace MVVM
- Developed serveral features - Super Resolution, Fast Capture with Camera, etc.
- Designed data migration from Android 11 to 12
- Improved the performance of scrolling photos - switch photos more smoothly
Senior Software Engineer • ASUS Nov, 2017 - Apr, 2021
ASUS FileManager - file management app in Zenfone
Kotlin Java Android Profiler Custom View
- Developed Picker Mode, managed file system
- Improved performance of counting files ((10s → 1s) /10k files), FPS of ListView (50 fps → 60 fps)
- Built unit test for main functions to reduce porting effort
ASUS Gallery - photos and video viewing app in Zenfone
Java Python Transfer learning - MobileNet
- Trained UserProfile model by mobileNet with Transfer Learning - age & gender estimator
- Designed a function sharing inferred parameters to SDK & Settings teams to implement new features
ROG Phone SDK - providing main function of ROG Phone and controlling accessories for Unity developer
Unity3D Kotlin C# JNI
- Handled input event from ROG Kunai Gamepad with customized operations
- Designed APIs for Unity game developers for CPU boosting & Aura Light controls
- Built an app to demonstrate the main functions of ROG Phone - let Unity developers easily understand
Intern • Institute for Information Industry July, 2016 - Mar, 2017
GMiner - Algorithm of Genetic algorithm and Fuzzy logic for highlighting abnormal behavior of Google drive
Python Machine Learning Genetic Algorithm Fuzzy Logic
- Publication: "GMiner: Rule-Based Fuzzy Clustering for Google Drive Behavioral Type Mining", 2016 International Computer Symposium (ICS)
Education
National Taiwan University of Science and Technology 2015 - 2017
Master of Electronic Engineering, GPA 3.7/4.3
- Thesis: An GA-based Fuzzy Clustering Algorithm with Interpretable Rules and Best-Fit Clusters (2017 ICBDBI paper presentations)
- 2016 Honorable mention of Mobileheroes - Smart City Application Services Design
- 2015 Championship of NTUST 6th Creative and Entrepreneurship Campus Competition
Side Projects
- AirPollutionMonitor - An application to monitor air pollution from API of EPA in Taiwan
Kotlin MVVM LiveData Coroutine Retrofit - GenderAgePredictor - An GenderAgePredictor can infer user's gender and age by front Camera
Kotlin Java Python MobileNet