Hi,
Thank you for looking at my candidature.
I am 5+ years of experienced Ruby on Rails developer and was associated with a web development company. I have extensive knowledge of Ruby, Ruby on Rails, TDD, RSpec, Unit Test, Cucumber and Capybara. I got your requirements clearly and I am quite confident to complete this job for you.
I can start project immediately.
I look forward to your response and a long term working relationship.
Thanks,
Surendra