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Mobile application engineer with 3+ years production experience delivering cross-platform iOS and Android applications across enterprise, Web3, and B2B domains. Proficient in Dart, REST API integration, Firebase services (Auth, Firestore, FCM), and state management with Provider/Riverpod/GetX, with native Android foundations using Kotlin and Jetpack Compose. Currently pursuing an M.Sc. in CSE while actively building in production.…Mobile application engineer with 3+ years production experience delivering cross-platform iOS and Android applications across enterprise, Web3, and B2B domains. Proficient in Dart, REST API integration, Firebase services (Auth, Firestore, FCM), and state management with Provider/Riverpod/GetX, with native Android foundations using Kotlin and Jetpack Compose. Currently pursuing an M.Sc. in CSE while actively building in production.

Rashad Ul Islam

Web Developer, Software Engineer, Blockchain Developer, +2

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Mobile application engineer with 3+ years production experience delivering cross-platform iOS and Android applications across enterprise, Web3, and B2B domains. Proficient in Dart, REST API integration, Firebase services (Auth, Firestore, FCM), and state management with Provider/Riverpod/GetX, with native Android foundations using Kotlin and Jetpack Compose. Currently pursuing an M.Sc. in CSE while actively building in production.…Mobile application engineer with 3+ years production experience delivering cross-platform iOS and Android applications across enterprise, Web3, and B2B domains. Proficient in Dart, REST API integration, Firebase services (Auth, Firestore, FCM), and state management with Provider/Riverpod/GetX, with native Android foundations using Kotlin and Jetpack Compose. Currently pursuing an M.Sc. in CSE while actively building in production.

Available to hire

Mobile application engineer with 3+ years production experience delivering cross-platform iOS and Android applications across enterprise, Web3, and B2B domains. Proficient in Dart, REST API integration, Firebase services (Auth, Firestore, FCM), and state management with Provider/Riverpod/GetX, with native Android foundations using Kotlin and Jetpack Compose. Currently pursuing an M.Sc. in CSE while actively building in production.

Skills

Experience Level

Expert

Expert

Expert

Expert

Expert

Expert

Intermediate

Beginner

Language

English

Intermediate

Bengali

Advanced

Work Experience

Flutter Developer (Web3 & Mobile) at Blockchainverse Solutions LLC

December 1, 2025 - Present

Built Web3 and mobile applications integrating wallet connectivity (e.g., WalletConnect) and blockchain-related flows, including reown wallet integration. Developed cross-platform interfaces using Flutter and improved UI responsiveness and architecture. Implemented security measures to protect user data, manage wallet interactions, and support on-chain transaction flows at the application layer. Deployed and maintained production builds with attention to scalability and responsiveness. Coordinated with backend counterparts on endpoint design and integration contracts and maintained CI/CD automation for releases.

Mobile Application Developer (Flutter/Dart, Jetpack Compose/Kotlin) at KaziFarms — Sysnova

May 1, 2024 - March 1, 2025

Worked on mobile application development involving REST API integration and state management. Implemented Firebase Auth/Firestore features such as authentication, cloud data handling, and FCM push notifications. Added crash analytics and improved API performance through caching and exception handling. Managed CI/CD pipelines for automated build and deployment, and acted as client coordinator for requirements gathering and stakeholder alignment. Contributed to deployment for Google Play Store and Apple App Store, ensuring performance and responsiveness under real-user load.

Flutter Developer at Kotha Apps & Technology Ltd.

June 1, 2023 - April 30, 2024

Developed and maintained cross-platform Flutter applications for iOS and Android, integrating RESTful APIs, third-party libraries, and cloud services for an agriculture-sector enterprise platform. Wrote clean, maintainable, scalable Dart code with focus on performance and responsiveness across device profiles. Implemented robust REST API integration, response caching, and strong error handling across multi-module architectures. Built provider-based state management, improved UI rendering performance, managed memory footprint, and enhanced application responsiveness for multi-feature products. Collaborated with UI/UX designers, backend developers, and project managers to deliver releases on schedule with quality.