To connect to website APi documentation for the database

Bring the site via the APi, sorry, TK here will be somewhat blurry, if that is correct. Is there an app to it is to develop a web-based, you must synchronize the application and the web site has APi documentation. The details will tell the real candidate, who wants to delve into, but in General, the basic gist of it. Do not just ban me and throw dislike tell me where to move to which category, or what specialist to seek. Or bet, can discuss it.