Muhammad Fahim
Full-Stack Flutter Developer | Android & iOS Apps | Firebase
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⚠️ Problem I Faced in a Real App
In a multi-role app, users were getting logged out randomly after some time, even though their session was still valid.
This created frustration and reduced app usage.
✅ Solution I Implemented
I fixed this by:
• Handling token refresh properly in...
⚠️ Problem I Solved in a Production App
In a live app, users were submitting the same request multiple times due to slow network responses.
This resulted in duplicate orders and inconsistent data.
✅ Solution I Implemented
I solved this by:
• Disabling actions after the first tap in...
⚠️ Problem I Faced in a Real App
Users were complaining that data was not updating instantly after performing actions like booking, updating profile, or placing orders.
They had to restart the app to see changes — bad user experience.
✅ Solution I Implemented
I fixed this by:
•...
⚠️ Problem I Faced in a Production App
In an LMS app, all users were loading the same heavy course data, even when they only needed basic information.
This caused slow loading, extra data usage, and poor user experience.
✅ How I Fixed It
I optimized the system by:
• Loading only...
NightEats Food Delivery App
This Flutter and Dart-powered food delivery app features three roles: Admin, Client, and Delivery Boy. Admins manage menus, handle orders, and assign deliveries. Clients browse menus, place orders, and track them in real-time. Delivery Boys update...
