Built a web solution to crawl content from public Facebook pages (e.g. of companies' FB pages)

- Looking for a freelancer to built a web solution to crawl content from public Facebook pages (e.g. of companies' FB pages). The solution is to consist of a field where the user enters the link to the facebook page, and then clicks a button which then extract the content from that Facebook page - Please give us estimated timelins and request budget for this project - Please show us a demo of a similar solution you built - A proof of concept will be required to be awarded the job