Jingjing duan from , United States is interested in professional software engineer. Jingjing duan is working as a Freelancer and can be found in many freelancing marketplace.  Jingjing duan provides freelancing service IT & Programming, Websites, IT & Software and Other. Jingjing duan very Skilled with Ruby, Java, Linux, clojure, Object-oriented programming and agile.

Jingjing duan so far completed 0 projects and has about 0 reviews from clients who has used earlier freelancing projects. Jingjing duan hourly rate is (not mentioned) and gets paid in $.

Please follow this link to hire directly.