Hi, my name is

Abu Sufian

Flutter Developer

Flutter Developer with 2.5+ years of experience building production-grade mobile and desktop applications across Android, iOS, and Windows. Specialized in clean architecture, offline-first systems, and AI-assisted development workflows.

Get In Touch View Projects

About Me

Professional Summary

Flutter Developer with 2.5+ years of experience building and maintaining production-grade mobile and desktop applications across Android, iOS, and Windows. Experienced in clean architecture, offline-first systems, state management, REST API integration, Firebase services, automated testing, and AI-assisted development workflows.

Delivered solutions across enterprise QMS, e-commerce, healthcare, and e-learning domains, with multiple successful deployments to Google Play Store and Apple App Store.

Career Objective

"To execute a responsible position in an efficient sector where I can use my interpersonal skills, creativity and all of my learning experiences in order to develop my career as well as to contribute on the welfare of the organization."

Quick Facts

📍 Dhaka, Bangladesh

📞 +8801303193582

🎓 B.Sc. in CSE (CGPA 3.15)

💼 Senior Flutter Developer

Experience

Senior Flutter Developer

SDS Manager

Mar 2026 - Present

Gulshan, Dhaka

▹ Develop and maintain a Quality Management System (QMS) application supporting inventory, compliance, and operational workflows across mobile and desktop platforms.
▹ Deliver inventory management, stock tracking, multi-location workflows, and offline synchronization features.
▹ Implement scalable state management and offline-first architecture to ensure reliability in low-connectivity environments.
▹ Improve code quality through peer reviews, automated testing, performance optimization, clean architecture practices, and AI-assisted engineering workflows for implementation, testing, and code review.
▹ Collaborate with product, QA, and backend teams to deliver reliable enterprise software.

Software Developer

The Royal Scientific Publications (TRSP)

Nov 2024 - Feb 2026

Paltan, Dhaka

▹ Architected and deployed multiple production applications across Android and iOS using Flutter, achieving 99% crash-free user sessions.
▹ Led development of two e-commerce book-selling applications (TRSP & BD Books), achieving 100k+ downloads on Google Play Store.
▹ Engineered e-learning platforms (Big Bang Exam Care & TRSP Exam Lab) featuring quiz modules and real-time Firebase synchronization.
▹ Developed TimeCare, a healthcare management application integrating appointment scheduling and secure REST API services.
▹ Optimized API response times by 40% through efficient caching and data handling strategies.

Software Developer

Alphabyte Technology Ltd.

Jan 2024 - Nov 2024

Uttara, Dhaka

▹ Built and maintained Flutter applications for Android and iOS following Material Design principles and development best practices.
▹ Developed Care4You, a healthcare application with booking workflows, SQLite offline storage, and REST API integration.
▹ Created LastPrice, an e-commerce platform featuring real-time bidding, inventory management, and payment integration.
▹ Engineered AdiBook (Student App & Instructor App) using an offline-first SQLite architecture.
▹ Participated in agile development cycles and code reviews, consistently delivering features on schedule.

Projects

Enterprise

QMS Platform

Enterprise Quality Management System featuring inventory control, stock tracking, multi-location workflows, and offline synchronization.

Flutter Clean Arch Offline-First

Published

BD BOOKS

Available on Play Store - A comprehensive book reading and management application for Bangladeshi readers.

Flutter Dart Firebase

Published

TRSP

Available on Play Store - The Royal Scientific Publication mobile application for academic resources.

Flutter REST API SQLite

Company Personal

TimesCare

Times Multicare Hospital Ltd. App - Hospital management and patient care application.

Flutter GetX API

Company Personal

BigBangExamCare

Comprehensive exam preparation and management system for students.

Flutter Provider Firebase

Company Personal

TRSPExamLab

Online examination and laboratory management platform.

Flutter Riverpod REST API

Desktop

Product Management System

Desktop application for comprehensive product inventory and management.

Flutter SQLite Desktop

Local

LastPrice

B2B buying and selling product from productions source to Retailer seller online payment integration.

Flutter SQLite REST API Payment

Company personal

Subscription Manager

Subscription Manager use for tracking using subscription services, renewal, expired and management about who using.

Flutter SQLite REST API Payment

Published

AdiBook - Driving School App

For Student For Instructor

App allowing students to book driving lessons, view progress, and schedule sessions with online payment integration.

Flutter SQLite REST API

Technical Skills

Languages

Dart Python

Frameworks & Backend

Flutter (Mobile & Desktop) Firebase REST APIs SQLite

Architecture

Clean Architecture Repository Pattern Dependency Injection Offline-First Feature-Based Design

State Management

GetX Riverpod BLoC

Testing

Unit Testing Widget Testing Integration Testing Mocking

Developer Tools

Git GitHub VS Code Android Studio Xcode Postman Figma

AI-Assisted Development

Claude Cursor AI-Assisted Coding Debugging Code Review Documentation

Education

B.Sc. Computer Science Engineering

Daffodil International University (DIU)

CGPA: 3.15 / 4.00

2019 - 2023

Bachelor of Science in Computer Science Engineering with focus on mobile application development, software engineering principles, and modern development practices.

Leadership & Activities

General Secretary

Cyber Security Club, DIU — Organized awareness programs, events, and technical initiatives.

Executive Member

DIU Robotics Club — Contributed to robotics projects, workshops, and technical activities.

Get In Touch

I'm currently looking for new opportunities and my inbox is always open. Whether you have a question or just want to say hi, I'll try my best to get back to you!

Phone

+8801303193582

Email

md.abusufiansobuj@gmail.com

Location

Dhaka, Bangladesh

abusufiancse

Resume

Download PDF