Imagem de perfil de yao778
Bandeira de China Dandong, China
Membro desde 8 de junho de 2017
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I am 7 years experienced full stack developer who is an expert in Web development. Also have 4 years' experience in Cryptocurrency - Exchange market, SmartContract, Token creation and Wallet management. Web development Skills: - Programming Languages: Ruby, Python, PHP, JavaScript, Ajax, jQuery, HTML5, CSS3 - Frameworks: Node, Rails, Laravel, Vue, React, AngularJS, CodeIgniter, Wordpress - Storages and miscellaneous: MySQL, PostgreSQL, AWS, Heroku Vagrant, API integration, Paypal API, Stripe API, Google Analytics. - For mobile apps: React-native, IONIC Blockchain Skills: - ERC20/223/721(NFT) Token Creation - ICO & Dashboard - CryptoKitties & Gambling & Lottery Games I have developed 30+websites from scratch and integrated 200+ AI and Visualization, Data Analytics to the web projects.
$55 USD/hr
11 comentários
  • 100%Trabalhos concluídos
  • 100%No Orçamento
  • 100%Pontualmente
  • 17%Taxa de Recontratação


Comentários recentes

  • imagem de Dennis M. Modify/Fix PyroCMS Website $985.00 USD

    “Xu is a fast, friendly and efficient. I'm hiring him again.”

  • imagem de Felix S. Messaging Shopify App: Add features and pages €34.00 EUR

    “It was great working with Xu! He delivered on time, and with very good quality!”

  • imagem de Fernando D. Vue.JS Remote Help $100.00 USD

    “Excellent freelancer, hard worker, efficient. Simply the best! Want to work with him again!”

  • imagem de Kham P. Project for Xu H. -- 2 $250.00 USD

    “Everytime he delivered and solved my problem. Great freelancer indeed. Thanks again.”

  • imagem de Kham P. Looking for ICO, ERC20 Smart contract $555.56 USD

    “Xu H. is the best freelancer, i've never seen. He is good at cryptocurrency (ICO, ERC20), and have great communication skill. He understood my complicated project detail in super fast speed. I will hire him again, and commend him. Thanks again, brillian freelancer.”

  • imagem de Kham P. Project for Xu H. $70.00 USD

    “Brilliant Freelancer, i've ever met. I hope good relationship with him, and will co-operate in further project. Thanks Sonxai”



May 2012

we have a lots of professional expert in several parts.


Bachelor of Electrical and Computer Engineering

2004 - 2008 (4 years)


Oracle Association (2012)


earned from Oracle on 2012.7


  • Preferred Freelancer Program SLA
  • US English Level 1
  • PHP Level 1


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