Chenggong H.
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Chenggong H.

Mobile App Developer - iOS Android


Shenyang City, Liaoning Province, China


I am one of the highest rated developer in oDesk with 10k+ hours and 70+ projects history. My sole focus and core business here is mobile application development service for the most capable platforms like iOS and Android. I have rich experience in this field by building tens of apps for many clients and companies based in US, Australia and Europe. In this progress, I could have successful history of developing 50+ applications for Apple Appstore and Google Playstore and also rich substantial resources and experience were accumulated beyond on my skills to build various range of mobile apps. By several years of development, ... moreI can adopt all the software engineering processes and expertised not only in programming but also in strategy, design, CI, QA, publishing and marketing. Also I have worked in the team (10~20 members in world wide) and experienced online cooperations to build big interaction system. In the service view, I pride myself in being very responsive in communicative customer service, strong on quality and effective at getting the job done. Now I am looking for a client who ... - has an idea only but don't know what to do, how to get started. - is looking for a developer to add in his team. - is looking for a long term tech partner. Others are welcome as well. :) Please contact me if you are interested. Thank you. less

Chenggong H. has added 8 portfolio pieces. Create an account to review them.

Work History and Feedback

  • Sep 2015

    IOS Developer
    ChengGong was outstanding to work with. He has a lot of experience and delivered a great result, his communication was fantastic and working with him has been a pleasure. Will definitely work with him again, highly recommended
    $500.00 earned
    Fixed Price

  • Jun 2013 - Sep 2013

    iPhone app developer/programmer
    222 hours
    $33.33 / hr
    $7,393.73 earned

  • May 2013 - Sep 2013

    iOS OTP - One Time Password
    Chenggong is a great developer. Always delivering great quality and on schedule. I'll definitely hire him again.
    132 hours
    $34.00 / hr
    $4,476.68 earned

  • Jun 2013

    https and ssl networking for iOS applications
    Thank you for your help. It was greatly appreciated.
    4 hours
    $36.00 / hr
    $291.11 earned

  • Apr 2013

    iOS contractor needed immediately
    Chenggong is an excellent, very honest guy. He worked through issues we had and did a great job quickly and efficiently. I would recommend Chenggong for any iOS work without hesitation or reservations. Excellent contractor.
    20 hours
    $34.00 / hr
    $685.67 earned

  • Jan 2013 - Apr 2013

    iOS betting app

    No feedback given

    114 hours
    $34.00 / hr
    $3,859.00 earned

  • View More (23)

Chenggong H. 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! 9 mins
RSS 2.0 Test 5.00 1st Place! 6 mins
iPhone Programming OS 4.0 Test 5.00 1st Place! 44 mins
Adobe Photoshop CS4 Test 5.00 1st Place! 14 mins
Mac OS X 10.5 Test 5.00 1st Place! 11 mins
JSON Test 5.00 1st Place! 15 mins
Objective C Test 5.00 1st Place! 16 mins
Google Android Programming Test 4.75 Top 10% 11 mins
Programming with C Test 4.60 Top 10% 14 mins
LAMP Test 4.75 Top 10% 13 mins
Programming with C++ Test 4.75 Top 10% 14 mins
XHTML 1.0 Test 4.90 Top 10% 9 mins
Networking Concepts Test 4.60 Top 10% 34 mins
Java Test v2 4.10 Top 10% 31 mins
XML 1.0 Test 4.90 Top 20% 10 mins
iOS 6 Programming Skills Test 3.50 Top 30% 23 mins
iPhone Programming OS 2.1 Test 3.90 Top 20% 32 mins
MySQL 5.0 Test 4.00 Top 20% 17 mins
PHP5 Test 4.40 Top 10% 14 mins
U.S. English Basic Skills Test 4.75 Top 10% 17 mins

Work History

100% Job Success
10,844 hours worked
75 jobs


More than 30 hrs/week
24 hrs response time


Phone Number: Verified

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