pinterest authentication

I need experienced php programmer specialized in making web bots to do correct cfsr ajax token exchange for [login to view URL] bot the problem is that later, pinterest have required javascript to be enabled for the browser and added some ajax cfsr token exchange that prevent my bot to continue doing repins. like .etc only experienced developers are required for this, if you have never done a web robot or don't know the meaning of cfsr token, don't waste your time bidding if you understand what I say and have solved a similar problem before, send me. an example of script doing like what I do can be found here [login to view URL] Thanks