Zhenhua J.
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Zhenhua J.

iOS and Android Developer

$34.00/hr

Shenyang, China

Overview

I am one of oDesk-Verified mobile developers with 4.98 star rating and 6300+ hours billed. I have been developing iOS & Android apps over 5 years. During the meantime, I have accomplished valuable experience in mobile field. Especially, I got my main talent for Social apps, Quiz&Puzzle Apps, Image coloring & processing, Backend-communication Apps. Please make me happy to hear your idea, so I will make you happy with my works. My Preparation: 1) Development Platform: - MacOSX 10.8.2+ / XCode4.6+ / iOS5+ - Android SDK 2.2+ 2) Main Skills: - Quiz, Puzzle - Image Coloring, Captioning, Filtering, Camera & Gallery - Communication with backend-web server with JSON, XML ... more- Apple Map, Google Map, GPS, Augmented Reality - Parse.com, UrbanAirship - QuartzCore, CoreData, OpenGL ES - Sqlite, Mysql - Cocos2D, Cocos2D-X, Box2D, Chipmunk 3) Accessories - Game Center, In-App Purchase, Push notification - Social integrating with Facebook, Twitter, Google+, Youtube, Instagram - iAd, Adwirl, Admob, Revmob, Chartboost, TapJoy, Cerebro - Github, Testflight, Dropbox - Bug sense, ACRA Thank you for your reading. Zhenhua Jin. less

Zhenhua J. has added 14 portfolio pieces. Create an account to review them.

Work History and Feedback

  • Oct 2015

    IPhone Dating Game
    5.00
    Great job! Hired for full time work.
    40 hours
    $27.00 / hr
    $1,080.00 earned

  • Sep 2015

    Application build and deployment
    5.00
    Zhenhua knocked it out of the park. Good work, on schedule. Great communication.
    27 hours
    $34.00 / hr
    $979.33 earned

  • May 2015 - Jun 2015

    Senior iOS Developer
    5.00
    Great developer, fast and reliable!
    32 hours
    $34.00 / hr
    $1,093.67 earned

  • Apr 2015

    Image Resizing Method For iOS App
    5.00
    Jin communicated very well, and was willing to work with needed deadlines and making sure the job was completed properly. I will definitely be hiring her again for my future needs.
    3 hours
    $34.00 / hr
    $102.00 earned

  • Jun 2013 - Jan 2015

    RaceTracker
    5.00
    Zhenhua is great. Very helpful.
    1,141 hours
    $34.00 / hr
    $38,776.97 earned

  • Mar 2014

    IOS App Developer
    4.45
    10 hours
    $35.00 / hr
    $350.00 earned

  • View More (14)

Zhenhua J. has more jobs to show. Create an account to review them.

Tests

Name Score (out of 5) Time to Complete
U.S. English Basic Skills Test 5.00 1st Place! 12 mins
Objective C Test 5.00 1st Place! 13 mins
JSON Test 5.00 1st Place! 24 mins
Mac OS X 10.5 Test 5.00 1st Place! 19 mins
Magento eCommerce Test 5.00 1st Place! 9 mins
Mobile Web Authoring Test 3.00 Top 10% 19 mins
Google Android Programming Test 4.75 Top 10% 18 mins
CSS 3 Test 4.60 Top 10% 26 mins
Networking Concepts Test 4.50 Top 10% 11 mins
iPhone Programming OS 4.0 Test 4.90 Top 20% 18 mins
Cocoa programming for Mac OS X 10.5 Test 4.75 Below Average 16 mins
Programming with C Test 3.75 Top 20% 21 mins
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Work History

83% Job Success
6,535 hours worked
68 jobs

Availability

Available
More than 30 hrs/week

Verifications

Phone Number: Verified

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