change cre system to custom platform

We currently have a 100% functional cre system that is heavily modified. I need a experienced programmer to work with me to take what we currently have and rebuild our current system on a 100% custom programmed platform. We do not want to use anything that is already built. Here are some of the features we currently have in our system now. 1. multi-domain 2. single sale products 3. membership product 4. streaming audio via amazon s3 with JW Player 5. free trial 6. customer tracking fro conversions 7. tracking members 8. track files listened to 9. json apis for app controls 10. questionnaires 11. PAP affiliate system we want to do the following in the new system 1. add custom payment system using [login to view URL] CIM system 2. ability for single page checkout 3. simpler navigation of our files 4. ability to let people sign up and get a free trial to limited library 5. ability to have people sign up and join and get 7 days access to full library 6. migrate current people and accounts to new system 7. seo new site there is much more but i cant type it all out. basically i need the current system changed. I need this done in 45 - 60 days max. You must be the programmer i will be working with. I can not send this to a farm house. Prefer someone available via messengers, email and phone. PHONE or SKYPE PHONE A MUST I am happy to talk in pmb and show you the current system Absolutely no funds provided until work is completed or an agreed upon time.