Revolutionized beauty shopping with an AR/VR-powered virtual try-on for makeup shades, supported by optimized UI/UX design and location-based personalization. Implemented Core Data for efficient management of large-scale user and product data, AV Foundation for multimedia integration, and Core Image for real-time image processing. Delivered faster load times, smoother interactions, and platform stability under heavy loads, resulting in higher conversion rates, streamlined operations, and optimized performance across devices.