Rapid App Development and Update

iam looking for a developer who can finish project in 7days dead line, we have already create but we need to update the admin pannel, user app ,vendor app, delivery boy app , budget 15OOO INR TIME LINE... (Budget: ₹1500 - ₹12500 INR, Jobs: Android, API Development, App Development, Backend Development, Frontend Development, iPhone, Mobile App Development, PHP)