Aamago Super App — Web Platform and Android App

I am looking for an experienced developer or development team to build Aamago, a multi-service web platform and Android application. The platform should bring the following services together in one easy-to-use application: - User accounts, subscriptions, multi-level referrals, payments and an administration dashboard. - Flight, bus and train ticketing, hotel bookings and visa services. - Doctor appointments, blood donation, health cards, ambulance booking and tracking. - An eCommerce marketplace with product categories, seller and buyer dashboards, order management, delivery tracking, reviews, coupons and dropshipping. - A digital-services marketplace with provider profiles, buyer and seller workspaces, reviews and dispute management. - Rewards, investment packages, mobile recharge and data offers, prayer-time notifications, a notice board, search and external-provider IPTV integration. The work includes UI design, web and Android development, required integrations, testing and production deployment. The application should have a responsive interface and a consistent experience across its services. Please include relevant examples of similar work, your proposed technical approach and your estimated delivery time in your proposal.