M.M.Hasibuzzamn T.

🚀 Need a Flutter developer who can build fast, scalable MVPs, develop complex features, or rescue an existing codebase without slowing you down? You’re in the right place. I specialize in transforming ideas into production-ready apps with beautiful UI, smooth animations, and high performance — whether it’s a new build or ongoing development for an existing product. Clients love working with me for my speed, communication, problem-solving skills, and ability to deliver results with minimal oversight. With 5+ years of experience and over 20 production apps shipped, I work best with Startups, Agencies, and Businesses looking for a reliable long-term Flutter partner — as well as one-off feature implementations. How I Help Clients • MVP development from idea to store-ready release • Complex feature development and scalable architecture • Revamping legacy apps into modern Flutter builds • Pixel-perfect UI implementation with beautiful animations • High performance optimization, testing, debugging & refactoring • API integrations, payments, in-app purchases, maps & AI features • App maintenance, feature upgrades & long-term collaboration Highlighted Projects & Results • ScanHalal (1,000,000+ downloads, USA) Revamped entire native Java app into Flutter with UI redesign and modern architecture. Continued development on multiple projects with the same client. • DizLog (100,000+ downloads, Singapore) Joined a 5-developer Flutter team to build & maintain major features for a POS, Accounting & Inventory system used in 5000+ businesses across 20+ countries. • BookMyFood (Sweden) Marketplace connecting home-chefs to customers. Built with modern UI, ordering, payments, multi-role system, and a strong focus on design & experience. • RoketBus (Multi-App Suite) Bus ticketing & management system with PaxA910 devices, KIOSK apps, Admin panel & Traveller app. AI-powered ticket booking via STT+LLM. Heavy use of method channels & hardware integrations. What Clients Say About Me "Super fast delivery with excellent communication. Creatively solved challenges we struggled with for months." "Great attention to detail. UI and animations came out better than we imagined." "Trustworthy, professional and easy to work with. We kept extending the contract long-term." Skills & Technologies Flutter, Dart, Firebase, MySQL, SQLite, REST APIs, Google Maps, Stripe Payments, In-App Purchase, Social Logins, BLoC, Provider, MobX, AI/LLM/STT/TTS, Analytics, Crashlytics, Push Notifications, AdMob, Figma / XD / Sketch UI implementation, BDD/TDD testing, Performance optimization, Code refactor & debugging. Let’s Build Something Great If you have an app idea, an ongoing project that needs development, or a feature you want built — message me. I reply quickly, ask the right questions, and will guide you through the process, timeline, and cost clearly. Send an invite or drop a message — let’s talk about your app.