Product Developer

Synology  •  May 2023 - Now

• Android BeeDrive 
  • BeeDrive is a lightweight SSD paired with software that allows users to effortlessly back up data from their phones and computers.
  • During a challenging phase in Android development, I participated in a rescue project:

    • Catching up with the development progress to align with the iOS side.

    • Guiding colleagues on how to correct development practices and improve documentation.

    • Making corrections and refactoring to the framework and addressing Dirty Code.

    • Project management: Assisting in defining requirements, estimating timelines, and implementing Scrum's Story Point, enabling managers to have a cross-disciplinary understanding of the development status.
      

Senior Android Engineer

LiveIn Technology  •  April 2021 - March 2023

• Regularly track data to verify demand, propose optimization directions, identify problems in advance, and achieve the goal of monetizing app traffic.
• Familiar with AD SDK like Admob、FB network、Max、Pangle、Smaato、Vungle... etc.
• Animated Sticker Maker 
  • Recoded the program using Kotlin, Android Jetpack, MVVM, and Hilt.
  • Developed a conversion function using WebP and JNI.
  • Optimized advertising scenarios to increase the ARPU from 0.018 to 0.04.
  • Generating revenue of over $2,500 per day.
• Status Keeper
  • Recoded the program using Kotlin, Android Jetpack, MVVM, and Koin.
  • Used ExoPlayer for video playback.
  • Optimized advertising scenarios to increase the ARPU from 0.005 to 0.01.
• Commercialization of the Jojoy (a game MOD platform)
  • Created revenue using APK reverse engineering and python scripts.
  • Increased the game user's ARPU from 0 to 0.0026.
• Max Browser
  • As a team leader, I communicate with product, design, and backend teams, and collaborate with two other team members to develop and maintain the project.
  • Used Kotlin, Rudux architecture and Jetpack Compose UI.
  • Developed Qrcode Scanner function using CameraX and Google Zxing.
  • Developed VPN function using OpenVpn protocol.
    
• Company's Internal Interview 
  • Participate in the company's internal best employee interview for the year 2022.

Senior Android Engineer

Machi Originals Co.  •  April 2020 - March 2021

• As a senior Android engineer, I developed using Kotlin.
• Creme
  • A high-end, members-only dating app.
  • Used MVP and Hilt to build the application framework.
  • Used RongCloud and AWS S3 for chat functionality.
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• FAM
  • A Taiwanese alternative to Clubhouse.
  • Used MVVM and Hilt to build the application framework.
  • Incorporate voice communication functionality using Agora, Pubnub, and OneSignal.

Senior Android Engineer

NLP Technology  •  April  2019 - March 2020

• Co-founded a startup with former colleagues and served as a senior Android engineer.
• Integrated the core code from Google Open Source's LatinIME and developed interfaces for customization by developers.
• Responsible for the development, maintenance, and documentation of the Zengine Keyboard (a input method SDK) using Kotlin.

Senior Android Engineer

Kika tech  •  April 2017 - March 2019

• As a senior Android engineer in a team of over 20 engineers.
• Kika input method
  • Developed and maintained using Java.
  • Developed the Magic Text function.
    • Increased the overall CTR from 2% to 4.5%. 
    • Had a daily sending volume of approximately 1.2 million times.
  •  Developed Kika emoji.
    • With a daily sending volume of nearly 200,000 times by the end of 2018.
  • Developed Emoji Combo, Whatsapp Sticker, 3D Live Wallpaper.
  • The functions to commercialize the product strategy and features for B2B and B2C clients. 
• Developed input methods using Java for mobile phones, car systems, and T9 input methods supporting more than 80 languages.

Android Engineer

Catch Power Tech  •  December 2015 - March 2017

As an Android engineer, I participated in the development of the Cache Treasure e-commerce app, site selector SDK, Cache Market, and logistics delivery app using Java.