Need Java Coders To Edit My Minecraft pocket version apk..willing to pay

Hi guys i need a java coder that can edit and add stuff to minecraft pocket edition.... i would like you to add Herobrine ...he is a mob that can teleport from time to time.... to spawn mobs in this game we use eggs so i also would like to see herobrine's egg.... its better if you have a background of this game... yes im willing to pay but how much would this cost? I need honest answears..

Herobrine doesn't EXIST !!!

I said honest answears... if somebody can make this i will pay them 100$