Mohsen Masoudi

📱Expert Android App Development | Firebase, CI/CD

Technology / Internet

Quebec Harbour, Ontario

Services offered

With over 8 years of experience in Android development, I've built and improved apps used by 1 million+ users globally, including high-impact projects like Getaround and HyreCar. My passion lies in crafting clean, maintainable code and delivering seamless, high-performance apps that users love. I've earned $20,000+ on Upwork with a 100% Job Success score and the Top Rated Plus badge, reflecting my commitment to quality and client satisfaction.

Whether you're starting from scratch or enhancing an existing app, I ensure smooth development with a focus on performance, scalability, and user experience.

Here’s how you can organize and manage the services you offer on platforms like Upwork to attract more clients:

Services You Can Offer

Custom Android App Development

Build tailored Android apps from scratch using Kotlin and Java.
Follow Clean Architecture and MVVM design patterns for scalable, maintainable code.
Implement advanced UI/UX with Jetpack Compose, Material Design, and Motion Layout.

App Optimization & Performance Tuning

Refactor existing code for better performance and maintainability.
Optimize apps for speed, battery life, and smooth user experience.
Improve app ratings through bug fixes and feature enhancements (e.g., your success with HyreCar).

Firebase Integration & Cloud Services

Integrate Firebase features: FCM (push notifications), Analytics, Crashlytics, and Remote Config.
Real-time database handling and cloud messaging.

Payment Gateway Integration

Securely integrate Stripe, in-app purchases, and other payment gateways.
Set up subscription models, one-time payments, and financial reporting.

CI/CD Pipeline Setup for Android Projects

Automate build, test, and deployment processes using GitLab CI/CD, Docker, and Fastlane.
Streamline app release management to the Google Play Store.

Third-Party Library & API Integration

Integrate and customize third-party SDKs like Mitek (background checks), Sendbird (messaging), and Instabug (bug reporting).
Handle REST APIs, GraphQL, and real-time communication with Socket.IO.

App Publishing & Play Store Management

Manage the entire app publishing process on the Google Play Console.
Optimize app listings for better visibility and downloads.

Maintenance & Support Services

Provide ongoing maintenance, bug fixing, and feature updates.
Ensure apps are compatible with the latest Android versions and devices.

UI/UX Enhancements

Improve existing apps’ UI using Custom Views, Accessibility Implementation, and Material Design principles.
Focus on engaging, responsive, and intuitive interfaces.

Localization & Multi-language Support

Implement multi-language support for apps targeting global audiences.
Ensure seamless user experience across different languages and regions.

Firebase integration

Ci/cd pipeline setup

App optimization

Payment gateway integration

App publishing

Maintenance services

Android developer

Ui/ux enhancements

App development

Approximate rate: USD$ 50 per hour

Experience

Here’s a list of your professional experience and key achievements based on your resume:

Professional Experience:

Senior Android Developer | Getaround (USA) | 2023 - Present

Developed and maintained an app with over 1 million users.
Focused on performance optimization, bug fixing, and integrating advanced features.

Senior Android Developer | Upwork | 2022 - Present

Successfully completed multiple projects with a 100% Job Success score.
Earned $20,000+ and received the Top Rated Plus badge.

Senior Android Developer | Living Maples (Canada) | 2020 - 2022

Built healthcare-focused apps like Medicine Reminder and Alzheimer’s Early Detection App.
Enhanced app performance, implemented Firebase features, and contributed to user experience improvements.

Android Developer | Utechia (Turkey) | 2018 - 2020

Developed diverse apps including FreightPrint, My Fitness Pal, and Weat Local Marketplace.
Focused on UI/UX, performance optimization, and publishing apps on the Google Play Store.

Key Achievements:

Boosted HyreCar's app rating from 2.3 to 3.7 through bug fixes and code refactoring.
Integrated technologies like Stripe (payments), Mitek (background checks), Sendbird (messaging), and Instabug (bug reporting).
Set up CI/CD pipelines on GitLab, automating build and release processes.
Managed apps with large user bases, ensuring scalability and high performance.
Implemented Firebase Remote Config for dynamic app updates.
Contributed to apps across various domains: car sharing, healthcare, e-commerce, media streaming, and fitness.

Technical Skills:

Languages: Kotlin, Java
Architectures: Clean Architecture, MVVM
Tools & Technologies: Jetpack Compose, Firebase Services (FCM, Analytics, Crashlytics), REST API, GraphQL, Socket.IO, Retrofit, Coroutines, RxJava, CI/CD (GitLab), Docker, Fastlane
Advanced Features: Dependency Injection (Dagger/Hilt), Push Notifications, Social Media Integration, In-App Purchases, Multi-language Support, Performance Optimization