Sami Ullah

Lead Mobile Developer (AI & Core Tech)

Sep 2024 - May 2025 • 8 mos

Led the cross-platform development of a modern SaaS micro-app engine using Flutter. Successfully integrated cutting-edge Artificial Intelligence features, including custom AI chatbots and OpenAI REST API endpoints for automated content generation. Built interactive data visualization dashboards with complex charts, fluid animations, and real-time synchronization with a MySQL backend.

E-Commerce Delivery App (NDA / White-Label)

Nov 2023 - Aug 2024 • 9 mos

Developed a production-ready, on-demand E-commerce and courier delivery mobile application using Flutter. Integrated real-time location tracking and route optimization using Firebase WebSockets and Google Maps API. Engineered a robust background service to track delivery agents even when the app is minimized, resulting in a 25% improvement in logistics operational efficiency.

FinTech Wallet (NDA / White-Label)

Mar 2023 - Nov 2023 • 8 mos

Architected and built a secure, cross-platform digital wallet application using Flutter and BLoC pattern. Focused heavily on high-security standards, integrating biometric authentication (FaceID/Fingerprint), secure local storage, third-party payment gateways (Stripe/PayPal), and real-time transaction tracking via REST APIs. Optimized rendering performance to achieve a smooth 60fps fluid UI.