Xin Liang
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Xin Liang

Genius Mobile Developer for iPhone | iPad | Android


Shenyang, China


I am an individual mobile developer that have been developing many kinds of mobile and desktop applications over the last 5 years over. I ensure highest Software quality and bug free for my all projects and upon successful completion, all working files and code will be transferred to my clients. Especially, I am developing the project based on Agile/Scrum methodology. I concentrate on the high quality, deadline of the project and real time communication and collaboration with customers based on excellent English skill via Skype. Key Skills *A systematic approach to application integration. *Familiar with interactive application development paradigms, memory management, file I/O, network & ... moresocket programming and concurrency. *In-depth debugging skills; ability to use team strengths to solve problems. *Defensive coding ability accompanied with strong analytical and creative problem solving skills. Key Experience *client-server communication experience. *Very good object oriented design experience *Agile software development experience My specialist skill set is following by: 1. Super level UI customization, suggestion of best user friendly and elegant UI design 2. Mobile Game development by using Cocos2D and Unity3D 3. Google Map API and the building of Location Based System 4. Network Communication and Database Programming by using low level SQLite and Core Data 5. social networking and the interaction with web service and porting from web site to mobile app. 6. Video/Audio Streaming. 7. Social Networking App. 8. Integration of social media such as Facebook or Twitter. 9. Integration of the third party SDK such as GoogleAdmob, iAd, Adwhirl, Revmob, Urban Airship, Flurry, Google Analystic and so on. 10. Push Notification by using APNS and C2DM. 11. In-App purchase. 12. NFC tech (QR & Barcode scanning by using Zxing and RedLaiser) and MDM(Mobile Device Management). 13. Programmatically on iOS, sending SMS to black list predefinded. 14. Programmatically on iOS, sending eMail to black list predefinded. 15. PhotoSharing and Image processing apps less

Xin Liang has added 11 portfolio pieces. Create an account to review them.

Work History and Feedback

  • Oct 2012 - Mar 2013

    Senior IOS Developer (Iphone/Ipad/Touch)
    Xin, is an excellent developer with great business sense and was a real asset for our IOS project. We postponed our project, but will definitely consider her again when we restart development. Thanks for all your help! Mark
    97 hours
    $15.56 / hr
    $1,511.97 earned

  • Feb 2013

    IMMEDIATE NEED IOS Sharekit 2.0 expert
    Xin was great. She tore right into my spaghetti code found the problem and fixed it. A++ will be coming back for more help.
    $25.00 earned
    Fixed Price

  • Jan 2013 - Feb 2013

    Develop proto-type app
    thanks we agreed to pay less because one functionality was left out.
    $250.00 earned
    Fixed Price

  • Nov 2012 - Dec 2012

    Iphone App Developer for Goal Setting App that runs on iPhone4, iPhone5 and iPad.
    Xin is an talented developer, and is great in communication, and always available, she is willing to give what you need, Thanks for that!
    84 hours
    $33.33 / hr
    $2,805.39 earned

  • Sep 2012 - Dec 2012

    iPhone app - calculating app for drilling industry
    Xin has been fantastic to work with and helped me through the entire process as it was my first project. She maintains great communication and is always available. Unfortunately I have had to postponed the project but I will definitely be working with Xin in the future. Thanks again
    75 hours
    $27.78 / hr
    $2,083.50 earned

  • Nov 2012

    Small Jobs on 2 Apps
    Will hire again soon
    $125.00 earned
    Fixed Price

  • View More (23)

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Name Score (out of 5) Time to Complete
U.S. English Basic Skills Test 5.00 1st Place! 8 mins
Joomla 1.5 Test 5.00 1st Place! 8 mins
JavaScript 1.8 Test 5.00 1st Place! 10 mins
Mac OS X 10.5 Test 5.00 1st Place! 8 mins
Objective C Test 5.00 1st Place! 9 mins
Data Structures Test 4.10 Top 10% 18 mins
Programming with C++ Test 4.90 Top 10% 10 mins
Adobe Photoshop CS4 Test 4.90 Top 10% 9 mins
AJAX Test 4.60 Top 10% 8 mins
JSON Test 4.90 Top 20% 11 mins
Google Android Programming Test 4.40 Top 10% 24 mins
XML 1.0 Test 4.90 Top 20% 8 mins
Networking Concepts Test 4.50 Top 10% 11 mins
iPhone Programming OS 4.0 Test 4.90 Top 20% 11 mins
MySQL 5.0 Test 4.50 Top 10% 24 mins
iOS 6 Programming Skills Test 2.90 Above Average 42 mins
Cocoa programming for Mac OS X 10.5 Test 4.75 Below Average 9 mins
Programming with C Test 3.90 Top 10% 12 mins
Java Test 3.50 Top 20% 19 mins
PHP5 Test 4.00 Top 20% 17 mins