Hi, how are you?.
I just read your description and very interested in your job.
As a senior developer, I have rich experience in web and software development for over 7 years.
I am familiar with Ruby, Ruby on Rails and I have developed several websites using ROR.
Also, I have handsome experience in RSpec test in ROR.
Due to experience in these fields, I can provide satisfied results as you want.
I am available right now and I can work full time in your timezone.
Can we discuss in details?
Looking forward to hearing from you soon.
Best Regards!