Codeigniter website changes...

I need an extremely experienced and fast php/Codeigniter programer to make some changes to an exsicting site.. not much changes, mostly alterations to the code and addition of a cron job (database field update every time interval)... and some admin/backend views , no need for styling as thats done/will be done... just need code changes/alterations done as fast as posible.. I will give whatever details you need upon request...