Dear Hiring Manager,
I'm very interested in your job post .I have recently worked in medical data entry projrct,I have consistently delivered projects on time and under budget. I believe my skills would be ideal for your project.
I am available to chat by email or Skype, and would be happy to set up a convenient time to discuss the application you're moving and some ideas about the safest way to get it into the cloud. I will be available 30 hours per week for this position.
You don't have to pay me anything now,first you see my work,if you are satisfy with my work then pay me otherwise not.I am Confident that you will be satisfy with my work.
Regards,
Debraj