Remote Administration Tool -- 2

I want a professional programmer considerable experience in C#/C/C++

The Remote Administration Tool project it is ready, i need to add some of the features to fix it.


Remote desktop need Fix the multi desktop not work stable and some time blocked the mouse.
Password recovery need Fix
File management need fix
in file manager need to the installed zip is not working.
reverse proxy need fix
Offline/oneline keylogger need fix and to add in a winform.
Thumbnails need fix
Auto task need fix

and i need to check all the features in the remote admin and to make all undetectable 100%

I would like your offer only if you have experience for Remote Administration Tool.

i will give the source code and i needed back with the fixed update and some test before i release the money.