binary newsgroup poster / download tool -- 6

Hello, i´m looking for a programmer who can add a download function to my existing program (binary newsgroup poster). like the program "sabnzbd".

Furthermore, a few adjustments should be made and the usability improved.
stability and security should come first.
please keep in mind that changes may still be made during testing

My Requirements are:
-Combine the settings of the programs mentioned (ngPost,Nyuu,NewsUP,SabNZBd)
-download functions like the program "sabNZBd"
-for Windows (With a proper installation routine and as an .exe file!!)
-python (nntplib,tkinter,os?)
-modern GUI and a nice logo :)
-source code,commenting on the source code properly !
-expandable !
-API usage
-Periodic check if files still complete -option for hidden autostart
-The program is supposed to download a certain sort of links like url use with an browser or pdf with an pdf viewer.

these functions are already available but should be improved,is already integrated just needs to be improved:
-rar/7zip support
-multipar support (https://github.com/Yutaka-Sawada/MultiPar)
-automate posts by scanning folder(s)
-auto delete files/folders once posted
-full obfuscation of the Article Header
-support several servers
-Header check
-Schedule posting