Web data extraction cron job Plus + Website jobs

Please apply if you have very good command in making customized crawler(s) applications & maintenence of crawler(s) working as cron on pw protected websites. Other job requirements are: PHP knowledge Designing And Programming knowledge. This project is made for adding one feature of saving and showing live auction bids from our existing website; but you may have to re-write my existing files to add this feature. Please, make a place-holder bid, and negotiate after understanding the complexity of full project details through PMB *Maximum budget $550 Time limit 2-4Weeks maximum ! Thankyou.