PHP MYsql expert needed - add feature to my php software

Hello, I need a good programmer, I have a php script which can check IP black-listening on spam-haus,etc website but I want to add this feature. - User system: + User can add/remove/update IP Address + Automatically check black-listening on every x days or x week(this function will be set by user) and If IP is blacklisted then show "Warning: X ammount of IPs are blacklisted, click here to show" in user control panel + User can't add IP address until user don't have a enough credit balance in his/her account + User Can check multiple IPs black listening - Credit System: + Charge "x" credit to user for adding x number of IPs(eg: for 1 IP $1/m, for 10 IP Address $10/m but credit amount can be modified by Administrator) - Admin Function + Admin can enable/disable user + Admin area to brows users, edit/modify or enable/disable users + NOTE: I already have a PHP script to check IP Blacklisting but this script use a [login to view URL] to check IP and currently does not required a Mysql but I want to hire a programmer to add this all features and I need a expert because of If you are not a real programmer then you can't do this