SHENG-WEN TSAI (Giggs)

• 0910-671156
• giggs.tsai@gmail.com
• Taipei, Taiwan

EXPERIENCE

Noodoe Inc., Taipei, Taiwan - iOS Senior Engineer

Apr. 2018 - PRESENT

• KYMCO Noodoe
  • A scooter dashboard that communicates with smart phones to provide customized ridding experience.
  • Design and implement MVC based iOS native application in Swift.
  • Co-work with firmware team to establish and implement Bluetooth protocol.
  • Use UIKit along with storyboards, nibs and Auto Layout for UI implementation.
  • Experience with CoreGraphics, CoreAnimation for advanced UI animations.
  • Experience with CoreBluetooth, ExternalAccessory and MFI program for hardware communication.
  • Implement Find my scooter, Journey and other custom dashboard creations using Photos, MapKit, CoreLocation, AVFoundation frameworks.
  • Integrate RESTful and GraphQL API to access cloud service
  • Use Carthage to manage third party frameworks such as facebook-sdk, aws-sdk, ios-branch-deep-linking and so on.
  • Create a tool to identify missing translation across localization files.

Unistar Talent Ltd., Taipei, Taiwan - Consultant Software Engineer

Oct. 2014 - Apr. 2018

• Mobile Platform and Application (Sep. 2015 - Apr. 2018)
  • Collaborate with backend teams to define, design, and ship new feature.
  • Design and implement native applicatons for Android platform.

    1. Experience with Java, experience implementing Android design patterns with MVC.
    2. Participated in Designing and Developing UI workflow using Activity and Fragments.
    3. Developed rich UI for the applications modules using RecyclerView, Scroll View, View Pager & Navigation Drawer and developed Custom View.
    4. External Framework such as Retrofit, OKHttp, EventBus And managed by Gradle.
  • Design and implement native applicatons for iOS platform.

    1. Experience with Swift, experience implementing iOS design patterns like MVC, MVVM, etc.
    2. Experience with UIKit, Foundation, etc Knowledge of multi-threaded and asynchronous code.
    3. Create View by InterfaceBuilder, AutoLayout, CoreGraphic, CoreAnimation.
    4. External Framework such as XCGLogger, SwiftyJson, KeychainAccess And managed by Carthage and Cocoapods.
    5. Profiling memory with Instruments to resolve memory leak, zombie memory.
    6. Using View Inspector to resolve view’s problem.
    7. Provisioning profile administration done for Ad-Hoc, In-House builds.
  • Continuous integration mechanism set up with jenkins.
  • Collect crash log with Fabric/Crashlytics and resolve problem.
  • Collect user behavior with Google Analytics.
  • Notification Push Server design and implement.

    1. Socket programing with Java.
    2. Support Android directly via socket, iOS via APNS using 3rd library.
    3. A simple web page to monitor status.
• Starwin(A custom project) (Aug. 2016 - Sep. 2016)
  • Implement backend server with vendor service.
  • Design and implement Android App.
• Platform 2.0 (Oct. 2014 - Sep. 2015)
  • API design, performance and scalability tuning.
  • Schema design, Query tuning and optimization.
  • Lottery draw logic, design and implement. (PLSQL/SP)
  • Floating price system, design and implement.
  • Test with JUnit, JBehavior.
  • Write server build script with shell script and python.

eLand Technologies Corporation Ltd., Taipei, Taiwan - Java Software Engineer

Dec. 2012 - Oct. 2014

• Software development
  • Design and implement a web crawler with Java.
  • Using Sniffer to find website’s data api.
  • Work with the data vendor to design and implement data feed handler.
    1. FTP
    2. RSS
    3. Stream data over Socket
    4. Vendor’s data api
• Managment
  • Server Management.
    1. Database(MySQL, MsSQL)
    2. FTP server
    3. Application Server
  • Project planning, executing and release, leading 1 member.

SKILLS

• Android (Java)
• iOS (Swift)
• Java：JAX-RS, CDI, EJB 3.x, JTA, JPA, ORM
• Shell Script
• PLSQL
• Server: NGINX, Tomcat, WebLogic
• Database: MySQL、Oracle Database
• VCS: Subversion, Git
• Build Tool: Gradle, Maven
• CI: Jenkins, Xcode Server

EDUCATION

Feng Chia University, Taichung, Taiwan - B.S.

Sep. 2007 - Jun. 2011

• Department of Information Engineering and Computer Science