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Hi, I'm Md Mostafizur Rahman, a Flutter-focused software engineer with over four years of experience designing and building mobile apps and web applications. I specialize in Flutter, UI design, API integration, and front-end to back-end development, and I enjoy collaborating with cross-functional teams to deliver high-quality software. When I'm not coding, I love exploring new frameworks, improving UI/UX, and contributing to open-source projects.…Hi, I'm Md Mostafizur Rahman, a Flutter-focused software engineer with over four years of experience designing and building mobile apps and web applications. I specialize in Flutter, UI design, API integration, and front-end to back-end development, and I enjoy collaborating with cross-functional teams to deliver high-quality software. When I'm not coding, I love exploring new frameworks, improving UI/UX, and contributing to open-source projects.

Md Mostafizur Rahman

App Developer, Front-End Developer, Back-End Developer, +4

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Hi, I'm Md Mostafizur Rahman, a Flutter-focused software engineer with over four years of experience designing and building mobile apps and web applications. I specialize in Flutter, UI design, API integration, and front-end to back-end development, and I enjoy collaborating with cross-functional teams to deliver high-quality software. When I'm not coding, I love exploring new frameworks, improving UI/UX, and contributing to open-source projects.…Hi, I'm Md Mostafizur Rahman, a Flutter-focused software engineer with over four years of experience designing and building mobile apps and web applications. I specialize in Flutter, UI design, API integration, and front-end to back-end development, and I enjoy collaborating with cross-functional teams to deliver high-quality software. When I'm not coding, I love exploring new frameworks, improving UI/UX, and contributing to open-source projects.

Available to hire

Hi, I’m Md Mostafizur Rahman, a Flutter-focused software engineer with over four years of experience designing and building mobile apps and web applications. I specialize in Flutter, UI design, API integration, and front-end to back-end development, and I enjoy collaborating with cross-functional teams to deliver high-quality software. When I’m not coding, I love exploring new frameworks, improving UI/UX, and contributing to open-source projects.

Skills

Experience Level

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Intermediate

Intermediate

Intermediate

Beginner

Language

English

Advanced

Work Experience

Software Engineer & Product Manager at Advanced Apps Bangladesh Ltd/

January 31, 2020 - September 30, 2021

Designed and built Flutter-based mobile apps for a B2B marketplace; implemented MV C design pattern, UI components, routing, API integration, and Firebase services (Auth, Push Notifications, Remote Config). Worked with GetX/Provider for state management and Socket.IO for real-time features.

Software Engineer at Merchant Bay Ltd

November 1, 2021 - December 1, 2023

Led mobile and web development across Flutter and Laravel (PHP) back-end; designed UI components, implemented routing, APIs, and push notifications; collaborated with cross-functional teams to deliver product features.

Associate Software Engineer at EBS (through Business Automation Ltd) – EBS Web / iCommunity / eHajj / QueuePro

November 30, 2023 - October 31, 2025

Contributed to in-house and government projects (iCommunity, eHajj, QueuePro) using Flutter for mobile apps and web tech for back-end; implemented API integrations, UI design, and real-time messaging with Socket.IO; involved in channel partner integrations and overall system maintenance.

Software Engineer & Product Manager

February 1, 2020 - October 1, 2021

Designed and built mobile applications using Flutter; implemented UI design and routing; API integration; Firebase authentication and push notifications; remote configuration; Socket.IO; and state management. Contributed to multiple outsourcing projects and client-facing features.

Mobile Application Developer at Vemate

September 1, 2021 - July 1, 2023

Developed mobile apps using Flutter for Android and iOS, with a focus on UI, API integration, Firebase authentication, push notifications, remote configuration, and real-time data handling.

Associate Software Engineer at Merchant Bay Ltd

December 1, 2023 - November 1, 2025

Worked on Merchant Bay, a B2B marketplace, and various outsourcing projects. Implemented MVC design pattern, UI design, API integration, push notifications, and version control across mobile and web platforms.