Bill Ohara
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Bill Ohara

5years' Experienced iPhone/Android App Developer


Shenzhen, China


Over the last 10 years, I have developed a wide range of mobile-platform based software using C++, Java and MySQL including mobile OS and key apps for mobile platform. Android App development is my favourite job in recent years and I have enough experiences. Most important fact is that I have participated in Android Customization project for mobile handset manufacturers. I had developed own middleware, framework, key application for target device. - C/C++ programming - C# .Net programming - Android/iPhone/iOS Native app development Xamarin MonoDroid and Monotouch for multi-platform - Web development Perfect quality is my motto.

Bill Ohara has added 17 portfolio pieces. Create an account to review them.

Work History and Feedback

  • Aug 2013 - Nov 2013

    A high quality sodoku and brain teaser games for iOS
    152 hours
    $30.00 / hr
    $4,560.00 earned

  • Apr 2013

    Xamarin App need to be developed.
    it was nice working with you.
    16 hours
    $27.78 / hr
    $430.59 earned

  • Jan 2013

    Android, Cocos2d-x Expert
    45 hours
    $18.00 / hr
    $810.00 earned

  • Nov 2012 - Dec 2012

    Custom Photo Frame App for Android
    $166.67 earned
    Fixed Price

  • Nov 2012 - Dec 2012

    iPhone app needs to be converted to Android
    Really professional. A bit of a delay on the initial deadline but other than that excellent!
    $333.33 earned
    Fixed Price

  • Nov 2012 - Dec 2012

    android app developer
    Bill was very good at the android programing he did for me. Very dedicated, reasonably priced and very high quality. Thank you so much for your hard work.
    $223.00 earned
    Fixed Price

  • View More (2)

Bill Ohara has more jobs to show. Create an account to review them.


Name Score (out of 5) Time to Complete
Cocoa programming for Mac OS X 10.5 Test 5.00 1st Place! 10 mins
ASP.Net 2.0 using C# Test 3.60 Top 10% 19 mins
Facebook Connect Test 4.50 Top 10% 17 mins
JAVA Programming Skills Test (Hands-on programming skills) 4.30 Top 20% 7 mins
Google Android Programming Test 4.00 Top 10% 11 mins
Objective C Test 4.60 Top 20% 10 mins
Programming with C++ Test 3.60 Top 20% 21 mins
iPhone Programming OS 4.0 Test 4.75 Top 30% 14 mins
U.S. English Basic Skills Test 4.90 Top 10% 12 mins

Work History

1,563 hours worked
27 jobs


More than 30 hrs/week


Phone Number: Verified


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