BID = FEE ... CodeIgniter + Flutter Enhancement

READ BEFORE YOU BID - Your bid is the fee, if you start negotiating after bidding, then DO NOT BID! My current CodeIgniter site needs two parallel upgrades—backend feature expansion and a brand-new Flutter companion app for both Android and iOS... (Budget: $30 - $250 USD, Jobs: API Development, Backend Development, Codeigniter, Flutter, HTML, Mobile App Development, MySQL, PHP)