E-commerce App Development for iOS and Android

I need an experienced app developer to create a comprehensive e-commerce application available on both iOS and Android platforms. The app should facilitate seamless transactions, user-friendly navigation, and secure payment options. Key Requirements: - User accounts and profiles - Product listings with search and filter options - Shopping cart and checkout process - Secure payment gateway integration - Order tracking and notifications - User reviews and ratings - Customer support chat feature - Admin panel for inventory and order management The app should be visually appealing, intuitive, and optimized for performance. I am looking for candidates with proven experience in developing e-commerce apps, a strong portfolio, and the ability to deliver within a month.