Currently Open to Senior Roles

Building Scalable
Production Mobile Apps.

Senior Flutter Developer specializing in high-performance cross-platform engineering. I turn complex business requirements into pixel-perfect, production-ready applications using Clean Architecture and real-time systems.

10+Published Apps
Clean/BLoCArchitecture
Android & iOSDeployment
WebSocketsReal-time

Tech Stack

My primary tools for building modern, native-grade applications.

F
Flutter
K
Kotlin
S
Swift
N
Node.js
T
TypeScript

Professional Timeline

A track record of engineering excellence and technical leadership.

Lead Mobile Application Developer

Taghyeer Technologies
08/2024 – Present

Leading the mobile engineering efforts, focusing on scalable app architecture and high-performance real-time systems.

  • Architecting production-ready Flutter applications using Clean Architecture and BLoC.
  • Mentoring junior developers and establishing best practices for code maintainability.
  • Integrating complex real-time features and secure OAuth2 (PKCE) authentication flows.
  • Optimizing application performance through advanced memory management and widget tree profiling.
  • Spearheading the integration of modular CI/CD pipelines for multi-platform delivery.

Flutter Developer

Smart Software Ltd
06/2023 – 08/2024

Developed and maintained multiple commercial applications for diverse industries including Fintech and HR.

  • Successfully delivered 5+ cross-platform apps to Google Play and App Store.
  • Implemented real-time gold price tracking and market trend visualization.
  • Integrated Sunmi POS printer systems using Method Channels and Kotlin.
  • Refactored legacy state management to BLoC, improving app stability by 40%.

Trainee Flutter Developer

Smart Software Ltd
01/2023 – 04/2024

Focused on building core Flutter skills and contributing to internal tools and smaller client projects.

  • Mastered state management patterns and REST API integration.
  • Contributed to the development of utility apps and UI components.
  • Built responsive interfaces following Material Design and Figma prototypes.

Featured Production Work

Real-world applications shipped to global markets.

OnesApp
Communication
OnesApp

Real-time chat platform with advanced authentication and messaging features.

Key Features

WhatsApp OTP Auth WebSocket Messaging Group Chat
FlutterClean ArchitectureBLoCWebSockets
Karnaphuli Jewellery
Fintech
Karnaphuli Jewellery

Premium real-time gold price tracking and consultation booking platform.

Key Features

Live Price Tracking Interactive Charts Booking System
FlutterREST APICustom Charts
BigDraw
Retail
BigDraw

Dubai-based lottery system with hardware POS integration.

Key Features

Owner/Retailer Flows Real-time Reporting Sunmi POS Printer Integration
FlutterKotlinMethod Channel
Utility
Invoice Buddy

Offline-first invoicing app for small businesses.

Key Features

PDF Generation Multi-business Encrypted Local Storage
FlutterHivePDF Lib
Fintech
Mango Finance

Complete personal finance tracker with offline security.

Key Features

Expense Tracking Budgeting Debt Management
FlutterSQLiteClean Arch

Technical
Mastery

Beyond writing code, I focus on building systems that are testable, maintainable, and performant. My expertise spans the entire mobile lifecycle from architecture to app store deployment.

10+ Production Apps Shipped
Clean Architecture Expert
Native-Grade UX Focus

Mobile Development

Flutter
Dart
Kotlin
Swift
Java
Material Design
Cupertino Widgets

Architecture & State

Clean Architecture
BLoC
GetX
RxDart
SOLID Principles
OOP

Backend & Real-time

Firebase
REST API
WebSockets
Node.js
JWT
Keycloak
PKCE

Databases

SQLite
Hive
Firestore
MongoDB

Specialized

Google Maps
Method Channel
POS Printer Integration
Unit/Widget Testing
Open Source

Contributing to the
Ecosystem

I believe in giving back to the community by developing tools that solve real engineering challenges.

pkce_generator
Dart / Flutter Package

A secure PKCE-based OAuth 2.0 flow helper for Dart. Generates random code verifiers and challenges with SHA-256 hashing. Essential for modern, secure mobile authentication.

Dart Secure Auth

Education

B.Sc. in Computer Science and Engineering

North South University

CGPA: 3.40 / 4.0
Dhaka, Bangladesh

Location & Availability

Current Base

Basundhara R/A, Dhaka, Bangladesh

Working Hours

GMT +6 (Available for Global Teams)

"I specialize in building bridges between complex backend systems and beautiful, native-grade mobile experiences."

Ready to build
something great?

Whether you're looking for a lead Flutter developer for your team or a mobile product engineer for your next startup, let's connect.