Hello Sir / Madam,
I have 4+ years of experience in rails, I started working in rails from rails version 2.3.8 and currently am working in rails 3.2.18, 4.0.. I can work in latest rails version too..
I am working in e-commerce site from 2+ years, I have knowledge of mysql, css, jquery, bootstrap, ajax etc.. I have deployed sites with capistrano.
I have used delayed_job and sidekiq for background jobs..
Added email tracking in project to track opened emails and paypal express checkout for payment.
Used sphinx and solr search engines for search purpose..