Pinterest | pin bulk app

I found something that i am interested in: [login to view URL] here is the free code: [login to view URL] The app might be using Java script, Angular JS, scss I am interested to work : - on my host, a blog that i didn't used, and domain and hosting is paid + 4 more things: 1. upload to multiple accounts same time if possible(optional); 2. up to 9000 images in one upload / pin to Pinterest 3. Ability to insert same or different description / link, and 4. Not to be public. When accessing the website display an admin / password login. Can you help me with this ? If yes how much $, how fast can be uploaded / pined?