Imagen de perfil de DavidLiu80
@DavidLiu80
Bandera de China Shenyang, China
Miembro desde 8 de junio de 2013
15 Recomendaciones

DavidLiu80

En línea Desconectado
Seasoned web & mobile developer, also software engineer, business analyst and project manager. Accurate and well-organized, always looking for the efficient and elegant solutions. Technology background: - front-end frameworks: [url removed, login to view], Angular 4, Angular2, AngularJS, React.js, jQuery, ExtJS - programing languages: node.js, Ruby, Python, Perl, Java, Swift 3, Objective-c, c# - web frameworks: Django, RoR, Express, Laravel, Kendo UI, CakePHP - CMS solutions: WordPress, Umbraco, TYPO3 - ecommerce: Shopify, WooCommerce, Drupal Commerce, Volusion - mobile application development: native iOS app - online payment: Paypal, Stripe, Braintree, WePay, Goole Wallet - project and source management: Attlasian Jira, Git, SVN, Asana, Bitbucket - databases: Oracle, MongoDB, MySQL, PostgreSQL I will provide full service, from the design to the maintenance. I am online 18+ hours a day, so there will be no trouble getting a hold of me.
$66 USD / hora
137 comentarios
8.3
  • 85%Trabajos finalizados
  • 91%Dentro del Presupuesto
  • 87%A tiempo
  • 17%Tasa de recontratación

Portafolio

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    “Sun is literally the best IT person I have ever worked with. I HIGHLY recommend him for the following reasons: 1. Scope of Knowledge: Sun understands all major application environments and typically knows the solution within minutes of investigating. 2. Speed of Response: If the situation is critical Sun responds and addresses the issue in minutes 3. Preventative approach: Sun reviews and recommends solutions to improve and stop future issues.”

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Educación

Master

2002 - 2006 (4 years)

Publicaciones

Mobile life in World

This book is about current mobile App and Game's development and use. Published Date: 2012.4

Certificaciones

  • HTML5 Basics 1
    100%
  • JavaScript Level 1
    98%
  • US English Level 2
    95%
  • Android 1
    93%
  • PHP Level 1
    93%
  • Preferred Freelancer Program SLA
    92%

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