Need a Experianced Web programer

Hello I am looking for a programer to fix a website that i will be making for a client of mine, this site will be a job posting site where clients can view and post new jobs as well as have other contracters see the jobs that are active and be able to bid them. this site must also be able to link to the ip address of the particular user and sort the content accordingly. this site is simple in design but more complicated via programing. to be considered for this job please send me some of your work you have done before. as well if you have the selected skills listed above. i have the full details for this enitre job on 2 pdfs with the details for the site programing and what i need it to do please let me know asap as im on a timeframe. Thank You