Dongliang Z.

Dongliang Z.

iOS Guru | iPhone/iPad | Android App/Game | Reverse Engineering | C#

Dandong, China

$33.33/hr

(4.76)

What's the difference?
Dongliang Z.

Dongliang Z.

iOS Guru | iPhone/iPad | Android App/Game | Reverse Engineering | C#

objective-c ios-development android-app-development ajax java cocoa mobile-app-development cocos2d reverse-engineering driver-development test-driven-development c++ c# microsoft-visual-c++ delphi embedded-linux microsoft-visual-basic php asp.net myspace-marketing administrative-support algorithms amazon-web-services apache-administration apache-tomcat database-programming database-administration oracle-database cakephp eclipse facebook-games-development facebook-api facebook-marketing adobe-dreamweaver accounts-payable-management multithreaded-programming software-debugging game-testing twitter-api quantitative-analysis pdf-conversion ffmpeg javascript core-java oracle-java-ee blackberry-jde computer-networking network-administration network-security javafx cnc-programming socket-programming operating-systems-development systems-development video-streaming cocoa-touch microsoft-visual-studio ipad-app-development iphone-app-development windows-phone-7-development phonegap box2d-game-engine game-development mac-os-app-development visual-foxpro vbscript xml-web-services linux-system-administration 2d-animation xml-rpc sip html5 xhtml opencv sqlite windows-phone jquery-mobile dropbox-api socialengine unity-3d wp-ecommerce xbox-game-development database-management corona-sdk vpn openvpn tcp-ip svn project-management drupal ruby-on-rails teamviewer teaching-physics xml windows-template-library symbian-development music-composition image-editing data-scraping soap rss html english-tutoring wordpress teaching-mathematics cpanel opengl google-analytics google-calendar-api google-calendar-development google-apps-api google-app-engine-api ui-design gui-design twitter-bootstrap make-build-script apple-xcode image-processing microsoft-project mono adobe-photoshop tortoise-svn git github asp sql youtube-api bluetooth api-development skype skype-development salesforce-app-development sencha windev-mobile graphics-programming computer-repair computer-vision database-modeling database-design lua travel-agent video-editing opensocial yahoo-search-marketing radio-show-hosting google-places-api google-maps-api google-apps 3d-animation winsock photo-editing photo-manipulation pattern-recognition opengl-es jsp borland-c++-builder freeswitch google-adsense google-adsense-api appcelerator-titanium asterisk 00 more less
Overview

Hello, Thank you for look my profile page.

Over the last 8 years, I have developed a wide range of mobile projects using iOS, Android, Blackberry, J2ME, Phonegap and Web including applications and games for startup companies and small businesses.

My skills is the following.

1. Applications
- iPhone/iPad, Android, Blackberry, J2ME, Phonegap, OpenGL.
- Video, Camera, Image processing, Video/Audio Streaming, Decoding/Encoding
- Backend, Web service, Telephony, RSS, SOAP
- PHP, MySQL, HTM…

more

Dongliang Z. has added 41 portfolio pieces. Create an account to review them.

Work History & Feedback

Looking for App Developer to Upgrade Soundboard

“DongLiang worked diligently on this project, and made necessary corrections for satisfactory results. Wish he could be more resourceful at times, and much clarification was needed for things that should have been intuitive. Overall he did a decent job.”
3.85
Fixed Price $1,088

Top-down iOS game

“Good work”
5.00
Fixed Price $889

a bike and terrain simulation using Box2D & cocos2d

“Through a lot of hard work and determination, DongLiang has completed the project so well and successfully, that this is probably the biggest project I've ever done with him. He executed all of the goals I outlined in the project and I would like to work with him again someday”
5.00
Fixed Price $420

Convert iPhone app to IPad

“Great developer ,the best of all the developers I have worked till now .very smart and helpful all the time available .I recommend to everyone to use.Thanks a lot fr your amazing job.”
5.00
Fixed Price $333

Need Excellent Mobile Web and iOS Programmer

“Through a lot of hard work and determination, DongLiang has completed the project so well and successfully, that this is probably the biggest project I've ever done with him. He executed all of the goals I outlined in the project and I would like to work with him again somedayJinJin”
5.00
105 hrs @ $22.22/hr
Earned $2,333

Verification of results via plotting of graphs from original and identified system

“He is a very engaging worker and is very capable in his field of studies”
5.00
Fixed Price $10

Looking for Experienced Developer for 2D Game!

Job in progress

Fixed Price $56
Tests Taken
Name Percentile Score

AJAX Test

98

Cocoa programming for Mac OS X 10.5 Test

45

Data Structures Test

99

Google Android Programming Test

98

JSON Test

96

Mac OS X 10.5 Test

94

MySQL 5.0 Test

92

Objective C Test

94

U.S. English Basic Skills Test

100

iPhone Programming OS 4.0 Test

97