If you really want software design, code with high quality and competitive cost, just contact me!
I have more than 5 years of experiences with Ruby on Rails projects, big and small ones. I can say with confidence that I am very competent with Ruby on Rails (Rails 2x/Rails 3.0.x/Rails 3.1/Rails 3.2), Backbone.js, Bootstrap, Compass, CoffeeScript, jQuery/Prototype, HAML, SASS, Facebook / Twitter / Paypal API, HTML5, CSS, JavaScript,... and so on.
I also have more than 7 years of experiences with software development in various areas.
Focus now:
* Ruby on Rails, various gems
* Testing Tool / Error Prevent Tool: Junit, FindBugs, Selenium, Watir, QuicktestPro, Load Runner
* Technology: AJAX, ExtJS, AWS, Crystal Report,...
* Application Server: Apache + passenger, nginx
* Database: PostgreSQL, MySQL, AllegroCache, RRD, MS SQL Server
* Operating Systems: Linux, Window
* Revision Control System: SVN, Github
* Cloud Platform: Heroku, Amazon EC2