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Flag of China kunming, China
Member since April, 2011
4 Recommendations

Junling Guo 

Working hard, delivery products of high quality!
$25 USD/hr
122 reviews
  • 77%Jobs Completed
  • 100%On Budget
  • 100%On Time
  • 13%Repeat Hire Rate

Recent Reviews


Senior Developer

Aug 2011

Working as a senior developer to architect the Tunnel Monitoring System for China Southern Power Grid. During developing this project, I take the advantage of websocket to improve the performance of the system and reduce the traffic.

Support Engineer

Sep 2009 - Jul 2011 (1 year)

Worked as a support engineer to provide technical support to business team and participated in building

Software Developer

Jul 2007 - Jul 2009 (2 years)

Participating the development of MERP system.


Bachelor\'s Degree of Computer Science

2003 - 2007 (4 years)


Oracle Certified Java Professional, Java SE 6 Programmer (2010)


This certification is for programmers experienced using the Java programming language. Achieving this certification provides clear evidence that a programmer understands the basic syntax and structure of the Java programming language and can create Java technology applications that run on server and desktop systems using J2SE 5.0. To achieve this certification, candidates must successfully complete one exam. It is not necessary to be a Certified Java Associate prior to taking this exam. Formerly Sun Certified Java Programmer (SCJP).


Using google geocoding api within loop

Talks something about how to use geocode api within a loop.