Messenger web and mobile App
“I needed a complex mobile messenger app developed. Li has exceeded all my expectations with his abilities, skill, knowledge and understanding. There was not one problem he could not solve or resolve. I started with a basic design and now it looks and works much better than what i had expected. Communication was outstanding. He did everything I asked him to do and more. I am extremely happy with what he has developed for me. He is trustworthy an absolute pleasure to work with. I will use Li to develop all my future projects.”TimCro 5日前
App final check and publishing
“Very comfortable, easy communication and great availability any time. Looking forwaord to continue to work with Li.”scubasnsi 2週間前
Create iOS and Android mobile app to detect person falling via mobile sensors
“Li Y. has delivered accordingly to agreement, in time and on budget. Looking forward to cooperate in the future.”marek2x １ヶ月前
Design a Customer Care Center software with Routing and Dispatching capability Using twillo
“this is the first installment of the project”nuel69 １ヶ月前
Mobile App needed for UUWorldwide
“Li Y. is very efficient and pleasant to work with. We would like to continue to use him for our future projects and recomment his work so far.”TCEUU １ヶ月前
“Efficiente e preciso”Carsotech １ヶ月前
Expert mobile developer with iOS and android experienceApr 2008
My company is very good. My company is varied company for technology and trade. I'm working up the technology now.
a Master\'s degrees2003 - 2008 (5 years)
Master's degrees (2008)Yanbian University
In 2004, I admitted to the Yanbian University. I studied mathematics in University period and I was awarded a Master's degrees in March 2008. After I graduated from the University in April 2008, I have worked in the field of Mobile till now on. In this process, I had a rich experience in field of Mobile. I will perform wonderfully for the any task by working harder in the future.
On the mobile communication
This paper is about mobile communication mostly.
iPhone Development 195%
PHP Level 192%
US English Level 192%
Preferred Freelancer Program SLA89%
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