Allen Wang

With 7 years of native iOS/Android experience, I've built apps from 0 to over 100000 users which are changing people's life includes parking, workout, and transport. With a passion for the diverse environment, I have worked in the UK for 3.5 years with talented teammates from over 20 countries. Well knowing SDLC, Github, Agile, and SCRUM. Working on an experimental project on Flutter recently.

Senior Android developer
[email protected]

Work Experience

Seatfrog / UK, Android developer, Nov 2018 ~ Present

Have optimized the Android compile time from 1m30s to 10s saving 86% time. Built the CI/CD automatically running build, test, and release. Increased the crash-free rate from 87.28% to 99%. Migrated Gradle from 3.2.1 to 5.1 and Realm from 3.1.4 to 5.13.0. Reduced the app size from 31.7 to 12.6 Mb which was 61% less. Migrated Dagger to Hilt. 

 * Docker, AWS, ECS, S3, CloudWatch 

* Dagger2, RxJava, MVVM, Jetpack, Kotlin 

* TDD, Unit/UI test, Swift all version


Baby2Body / UK, iOS developer, Sep 2017 ~ Sep 2018

As a sole iOS developer, our DAU had increased 300% and MAU 400% which were based on thousands of users since I joined. We had done many A/B tests optimizing the user experience and making sure the stability was over 99%. To provide the most amazing customer experience, I used cutting-edge tech like ARKit, CoreML to create a virtual baby!


* Swift3/4, RxSwift, MVVM, Alamofire, Mixpanel, and Fabric


Findata / TW, Mobile App Team Leader, Apr 2014 ~ Jul 2017

In Findata, I led a mobile team of 4 members and created the product from 0 to over 30000 users on both Android and iOS platforms. Used Fastlane to save 33.3% archiving time, Fabric, and test making sure lesser than 1% crash. 

In Innooz, we built a UK online sports lottery app that supports more than 10 sports with 8 people mobile team, implemented a variety of complex UI to show instant odds dashboard. 

In Pubgame, we developed and maintained SDK and the documents. Decreased the processing time from 60 mins to 5 mins for a client. Communicated with game manufacturers successfully deploying over 20 games on Google Play. 

 * Swift2/3, Java, RxJava, Auto layout, and UITest 

* Firebase, Retrofit, Gson, ButterKnife, and Otto 

* Eclipse, Android SDK, Terminal, and Mac OS



Yuan-Ze University, Bachelor of Science (B.S.), Department of Information Communication, 2009-2012

Activities and Societies: The lead of the tech for I SEE TV (2010-2011), Student Association (2009-2010) Taiwan's best private university(Times Higher Education 2013)
World's top 400 university(Times Higher Education 2011)
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