Coding for a Save the date card for a email marketing campaign

We are looking for a freelancer to code a post card that we are using for an email campaign for constant contact or mail chimp. Freelancer will be responsible for coding and uploading to one of the servers on constant contact or mail chimp. If you do not have experience with those two programs please do not bid. Communication is a must!!! Freelancer must be responsive and provide quick turnaround. Freelancer will not be able to use this project for their personal portfolio.