Polished Cross-Platform App UI/UX

My mobile app is functionally complete, but it still needs the visual and experiential polish that will make it launch-ready on both Android and iOS. I’m looking for an experienced UI/UX designer who can... (Budget: ₹12500 - ₹37500 INR, Jobs: Figma, Graphic Design, Interaction Design, iPhone, Mobile App Development, Prototyping, Sketch, UI / User Interface, User Interface / IA, UX / User Experience)