I'm looking for an experienced mobile app developer to create a cross-platform e-commerce application for both iOS and Android. The app needs to be user-friendly, secure, and scalable, with a clean, modern interface. Key Features: - User authentication and profile management - Product browsing and advanced search filters - Shopping cart and secure payment gateway integration - Order tracking and push notifications - User reviews and ratings - Admin panel for inventory and order management Ideal Skills and Experience: - Proven experience in developing e-commerce apps - Strong knowledge of both iOS and Android platforms - Expertise in secure payment integrations - Familiarity with UI/UX design principles - Ability to deliver high-quality work under tight deadlines Please provide a portfolio showcasing similar projects and an estimated timeline for completion.