I am Expert of Ruby and Rails skills with JQuery, Ajax.Below is the summary of my skills:Working on the latest version of Rails (3.0.x, 2.3.8) and Ruby (1.9.x, 1.8.7)- Agile methodology for development process- Use of project management tools like unfuddle, pivotal tracker, Basecamp etc- Implemented OAuth authentication for REST APIs- Implement Ajax using prototype.js, scriptaculous.js and control.js.- Develop database design and tune application for better performanceWork with Amazon, s3 EC2 APIs- Expereience with server configuration using passenger, nginx, thin mongrel, mongrel cluster- Implement capistrano tasks and expereience with god, monit etc- Knowledge of Versioning tools svn, git- Development of the application using BDD (Behavior driven development) as per Cucumber, RSpec and Factory Girl- Lots of expereience in building Rest APIS especially Facebook, Twitter, LinkedIn, Foursqure..