write a FB app using FB API

i want to develop a tool that would hellp me manage few FB groups i admin.
----- FIRST PLEASE SPECIFY YOUR EXPERIENCE WITH FB APPS AND API ----
if you've developed a FB app and understand the regulatory behind it ----

the specifications for the app is in the following link
https://docs.google.com/document/d/1Qz8X-p6Z6oa-5P_yE1NGjRWJzL4wDZW7ypAIwN4wdKs/edit?usp=sharing

please share with me relevant experience