Senior Flutter Developer & Team Lead
Building production mobile apps and scalable backends — 40+ apps shipped across Android and iOS.
Senior Flutter Developer and Team Lead with 4+ years of mobile and 1+ year backend experience in Node.js and NestJS. I lead cross-functional teams at Nextive Solution, where I have delivered 40+ production apps across Android and iOS.
My focus is on offline-first systems, custom UI/UX, and architectures that stay fast and maintainable after launch.
- 📱 Shipping production Flutter apps on Android and iOS
- 👥 Leading Flutter and backend teams — code review, architecture, delivery
- 🏗️ Designing offline-first architectures with advanced caching (Hive)
- ⚡ Optimising load times and memory — 40–60% performance gains on major features
- 🔌 Integrating complex APIs — payment gateways, background services, push notifications
- 🚀 Shipping to Play Store and App Store with CI/CD pipelines
| Category | Technologies |
|---|---|
| Mobile | Flutter, Dart, Android, iOS |
| State Management | GetX, Bloc, Riverpod, Provider |
| Architecture | Clean Architecture, Offline-First, MVVM, Repository Pattern, DI |
| Backend | Node.js, NestJS, Express.js, REST, GraphQL |
| Database | MongoDB, PostgreSQL, SQLite, Firebase |
| Auth & Cloud | Firebase Auth, Cloud Functions, JWT, FCM |
| Optimization | Hive caching, lazy loading, image compression, memory management |
| DevOps | CI/CD pipelines, Play Store & App Store releases |
| Frontend | React, TypeScript, Vite, Vue, Tailwind CSS |
| Company | Role | Period | Location |
|---|---|---|---|
| Nextive Solution | Team Lead — Flutter & Backend | 2023 – Present | Kawran Bazar, Dhaka |
| Excel IT | Mid-Level Flutter Developer | 2021 – 2022 | Moghbazar, Dhaka |
| Large IT | Junior Flutter Developer | 2020 – 2021 | Mohammadpur, Dhaka |
Highlights
- Led a team of Flutter and backend developers, owning the development lifecycle end-to-end.
- Designed scalable mobile architectures combining Flutter with Node.js/NestJS.
- Ran code review sessions and enforced clean coding practices across the team.
- Built high-performing apps on offline-first architecture with advanced caching layers.
- Managed Play Store and App Store submission processes.
- Implemented CI/CD deployment pipelines for smoother releases.
- Optimised app load times, improving performance by 40–60% across major features.
B.Sc in Computer Science & Engineering Model Institution of Science and Technology (MIST) — 2021
Live on the Google Play Store and the Apple App Store.
| App | Platform | Link |
|---|---|---|
| BCS Doctor | Play Store | View |
| Physics Study BD | Play Store | View |
| Science Platform | App Store | View |
| Karigori Pathsala | App Store | View |
| Shikkha Squared | App Store | View |
| eTestPaper | App Store | View |
| Master Class | App Store | View |
| Nayeem's English Care | App Store | View |
| Board Books | App Store | View |
| Admission Assistant | App Store | View |
| Bongo Baba | Softonic | View |
| Project | Description |
|---|---|
| BCS Doctor | Comprehensive exam preparation tool with massive offline caching — offline mode, auto-sync and a layered caching architecture. |
| Physics Study BD | Premium education platform with Lottie animations, real-time exam modules and custom rendering. |
| SMS to Mail | Enterprise utility app forwarding device SMS to SMTP email from a battery-optimised background worker. |
| Bongo Baba | Full-scale e-commerce application with multiple payment gateway integrations, order tracking and a dynamic catalog. |
|
Self-hosted uptime monitor in pure Node.js — custom HTTP router, JSON file CRUD, health-check worker and Twilio SMS alerts.
|
Flutter web portfolio using GetX bindings, controllers and responsive ScreenUtil layouts.
|
|
Full e-commerce flow with REST API, webview checkout, bKash payments and internationalisation.
|
Avijog — Government Service App Citizen grievance portal for Bangladesh — OTP auth, NID verification, Bangla localisation and Clean Architecture.
|
| Repository | Stack | Highlights |
|---|---|---|
| Bloc_With_Clean_Architecture | Dart · Bloc | Feature-first Clean Architecture e-commerce app with BLoC/Cubit and get_it DI |
| Rverpod-With-Clean-Architecture | Dart · Riverpod | Clean Architecture with go_router routing and dartz error handling |
| Chat-App | Dart · Firebase | WhatsApp-style messaging with Firestore, Storage and voice notes |
| Futter-Background-App | Kotlin | Native Android background service for long-running work |
| Dart-Math-Equation-Support | Dart | MCQ practice app rendering mathematical equations with flutter_math_fork |
| Muslim-App | Dart | Online and offline Quran app with SQLite caching |
| Sms-To-Email | Dart | SMS inbox forwarded to email via a background worker |
| MusicPlayerBacground | Dart | Music player with background audio playback |
| Avijog | Dart · Riverpod | Government service app for citizen grievances — OTP auth, NID verification and full Bangla localisation |
| Repository | Stack | Highlights |
|---|---|---|
| SQLFlite-Databasese | Dart · SQLite | Practical sqflite patterns — schema creation, migrations and CRUD |
| Add_To_Cart-With-Local-Database- | Dart · SQLite | Persistent shopping cart backed by a local database |
| Tec_Pulse_Corpurate | Dart · Maps | Employee review system with Google Maps, geocoding and polylines |
| Flutter-Short-Tricks | Dart | Curated Flutter snippets — animations, cached images, date logic, drawers |
| pagination-in-3-way | Dart | Pagination via flutter_pagewise, GetX + Dio, and pull_to_refresh |
| Google-Location | Dart · Maps | Location tracking with Google Maps and polyline route drawing |
Open to Flutter and backend roles, consulting, and collaboration on mobile products. Reach out by email or LinkedIn — I usually reply within a day.
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Built with ❤️ using Flutter, Dart & React