Developed PayLater, a BNPL mobile app with 100K+ downloads and 2,000+ reviews on Google Play. Built with React Native for iOS and Android, the app lets users split purchases into 4 zero-interest installments with no hidden fees. Delivered a fast approval flow, merchant partner integrations for online and in-store shopping, a payment tracking dashboard, spending management tools, and push notifications for upcoming payments. Optimized onboarding to drive user activation serving MENA region customers through a Qatar-based fintech platform.