Profile image of LiZhengXin
Bandera de China Dandong, China
Miembro desde 3 de agosto de 2017
0 Recomendaciones


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" Good Idea & Most Speed & Best Quality is the Royal way to Success. " My goal is to become a top freelancer with "Best quality, 100% completion and Just In Time". I have been developed several parts of software for 10+ years. Major areas of my expertise include : - Mobile Apps ( iPhone, Android, hybrid .. ) - Database (Firebase, MySQL, MSSQL, SQLite, ...) - Desktop Application ( C#, C/C++, Java, Qt, .. ) - Web Development(PHP, Java, HTML5, ...) I am always doing my best for the project to be perfect. Thanks for reading.
$30 USD / hora
7 comentarios
  • 100%Trabajos finalizados
  • 100%Dentro del Presupuesto
  • 100%A tiempo
  • 11%Tasa de recontratación


Comentarios recientes

  • imagen de ichibonilla App for iphone and android $450.00 USD

    “Jing is incredibly proactive, always making questions to make the proyect better. He always goes on in pro of the user wants and needs. It was a great time working with him. Thanks!!”

  • imagen de Diamond126 Mobile App creating a pdf €100.00 EUR

    “Very fast, very smart and made everything like expected! Thanks”

  • imagen de e4eric Update Twilio text messaging program $50.00 USD

    “Very hard working person. She will get the job done. If you need a project completed, she is the one.”

  • imagen de cristianpppp write some cryptos $20.00 USD

    “Great job Jing, recommended”

  • imagen de ibivenda Mobile development $40.00 USD

    “Its a pleasure to work with Jing. He is professional and very hardworking. I will recommend him to anyone who needs a good job done. Excellent...bravo!”

  • imagen de e4eric Modify a android java program to print receipt $30.00 USD

    “A very hard working coder. More important, has a very good working attitude. Very knowledgeable on the subject and confident. Smart, intelligent, and you will not find a better programmer, Will rehire anytime we have projects to do.”



May 2010 - Jul 2014 (4 years)




2005 - 2010 (5 years)


C++ (2010)

CPA – C++ Certified Associate Programmer Certification

♦ The universal concepts of computer programming; ♦ The syntax and semantics of the C++ language as well as basic data types offered by the language; ♦ The principles of the object-oriented model and its implementation in the C++ language; ♦ The means useful in resolving typical implementation problems with the help of standard C++ language libraries.


Object Oriented Programming

About OOP programming.


  • Preferred Freelancer Program SLA
  • US English Level 1


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