EXPERTISE

iOS5 years experience

Co-authored 2 books - iOS 8 by Tutorials & WatchKit by Tutorials. 3 full tutorials on raywenderlich.com. Dozens of apps in the App Store.

Swift
Objective-C
iOS
Iphone
Ios autolayout
Cocoa touch
Cocoapods
Coregraphics
Core animation
Storyboard
Autolayout

Swift1 year experience

Worked with Swift since the beginning and continue to do so.

Objective-C
iOS
Xcode
Iphone
Cocoa touch
Storyboard

Objective-C5 years experience

Most of my career has been Objective-C and I continue to use it to this day

Objective-C
iOS
Iphone
Xcode
Cocoa touch

LANGUAGE AND TIMEZONE

Chinese, English
Eastern Time (US & Canada) (-05:00)
5.0
Available for hire

EXPERIENCE

iOS
5 years
Objective-C
5 years
Swift
1 year