Optimize iOS App Loading Speed

The current build of my iOS app opens noticeably slower than it should, and that single issue is hurting the overall user experience. I need an experienced iOS engineer to zero-in on the root causes, streamline the launch sequence, and deliver measurable gains in raw loading time... (Budget: $250 - $750 USD, Jobs: App Development, Flutter, iOS Development, iPad, iPhone, Mobile App Development, Performance Tuning, Xcode)