Hi, I'm Mosfeq Hossain

And I'm an Android Developer

Android Developer specialising in Kotlin and Jetpack Compose, focused on building clean, performant and scalable mobile applications.

View CV

About Me

Who I am

Android Developer with over 4 years of hands-on experience in Kotlin and modern Android frameworks. Skilled in solving complex problems and delivering high-quality, scalable mobile solutions. Proficient in managing the complete Android application lifecycle from concept to deployment, with expertise in clean architecture (MVVM/MVI), performance and memory optimisation. Known for a collaborative approach, with the ability to thrive in both independent and team-based environments. Fluent in English and Advanced in Italian.

Experience

Freelance Android Developer

Oct 2024 – Present • Contract / Fiverr • Remote

Delivered modern Android apps using Kotlin and Jetpack Compose with MVVM/MVI architecture. Improved performance and memory efficiency through coroutine optimisation and caching, maintaining a 95%+ crash-free rate. Integrated REST APIs and Firebase to deliver scalable, maintainable solutions.

Education

BSc Computer Science

London South Bank University • First Class (Sep 2020 – Jun 2023)

A-Levels

Beal High School • Computer Science, Spanish, Business Studies

My Skills

Android

Kotlin • Jetpack Compose • Material • Coroutines • Lifecycle Management

Architecture

MVVM • MVI • Clean Architecture • Modularisation • Memory management • Performance optimisation

Data

Room • DataStore • Firebase (Auth/Firestore) • REST APIs • GraphQL

Testing

JUnit • Espresso • UI testing basics • Debugging • Android Studio Profiler

Tooling

Git/GitHub • Gradle • Android Studio • CI/CD basics

UI/UX

Responsive layouts • Animations • Accessibility basics

My Projects

DrivingFirst

Driving lesson booking platform designed for learners and instructors, supporting scheduling, lesson management and secure payments. Built with a clear dual-role flow, real-time data handling and a focus on reliability and performance. More information on Github.

Kotlin XML Firebase Auth Firebase Realtime Database Paypal

NewsFlow

Modern news reading application allowing users to search, save and consume articles through text or audio summaries. Emphasises background processing, state management and user preferences to deliver a smooth, personalised reading experience. More information on Github.

Jetpack Compose MVVM News API WorkManager TTS + Services

QuickServe

Lightweight service-based application focused on clean UI design, intuitive navigation and scalable screen structure. Built to explore modern Compose patterns, state handling and reusable components with a strong emphasis on maintainability. More information on GitHub.

Jetpack Compose Material 3 Navigation MVVM State

Sports Link

Sports event platform enabling users to create, discover and join activities using dynamic filters such as sport type, date, time and experience level. Designed with unidirectional data flow, animations and real-time updates for a responsive user experience. More information on Github.

Jetpack Compose MVI Firebase Auth Firestore Hilt Animations