Profile image of keiespro
Flag of China Yanji, China
Member since June, 2011
0 Recommendations


Online Offline
I am an ambitious and hard working developer with high technical skills.I am not afraid of any kind of mobile app development. My key mobile app skills and abilities - IOS, Android (Java, Object-C, Swift, C/C++): iPhone&Android SDK, Xcode, Android Studio, Eclipes, Cocoa, Cocoa Touch Frameworks. - Hybrid App Dev with React Native/Ionic/Phonegap/Cordova - Cloud backend: Parse, Amazon, FireBase, Twilio, MongoDB - Chat & Messaging Engine: XMPP, OpenFire, OpenTok WebRTC, Ejabberd - Facebook, Twitter, Linkedin, Instagram, Youtube, Pinterest, Vimeo - Google Map, Foursquare, Geolocation, GPS, Open Street Maps - P2P Payments: Bitcoin, Guldencoin, hivewallet, breadwallet - Online Payment Gateway: PayPal, , Stripe, Venmo, Braintree integration My Web skills - Building web application based single page application javascript frameworks, such as AngularJS, ReactJS, BackboneJS - Building mobile responsive pages with HTML/CSS and Twitter Bootstrap from mockup or PSD
$47 USD/hr
138 reviews
  • 88%Jobs Completed
  • 100%On Budget
  • 100%On Time
  • 25%Repeat Hire Rate


Recent Reviews

  • image of solutionmanager1 Build v2 of existing app $111.00 USD

    “It was a great experience in upwork. Top quality, responsivenss and trustworthy.”

  • image of joshmarketing Permanent Projects with Keiespro $1750.00 USD

    “I really miss this guy, one of the best I have ever worked with. Hope you are doing well wherever you are.”

  • image of Salatiel A. Pumping Cooper-Jacob $350.00 USD

    “He fulfilled what he promised and on time. I strongly recommend this professional.”

  • image of Salatiel A. Citacoes - Facebook $250.00 USD

    “Great developer, delivered on time and with quality.”

  • image of Salatiel A. Tree licensing $75.00 USD

    “Excellent programmer. Always on time with quality and strength!”

  • image of joshmarketing Image gallery on $150.00 USD

    “Great work! Thanks!”


Website consultant

Jan 2006 - Dec 2011 (5 years)

I worked for this company for 6 years and got a lot of experience.


Bachelor of Enginerring

2001 - 2005 (4 years)


BEC Higher (2007)

National university.

I've achieved BEC Higher in 2007.


  • PHP Level 1
  • C++ Level 1
  • US English Level 2
  • UK English 1
  • C 2
  • HTML Level 1
  • Java Level 1


  • Facebook Connected
  • Preferred Freelancer
  • Payment Verified
  • Phone Verified
  • Identity Verified
  • Email Verified

My Top Skills

Browse Similar Freelancers