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I am Mahim Zaman, a lead mobile app developer with over 8 years of experience designing, developing, and delivering high-performance mobile applications for iOS and Android platforms. Skilled in both cross-platform frameworks like React Native and Flutter, as well as native technologies such as Swift and Kotlin, I have a deep understanding of scalable architecture patterns like MVVM and BLoC. I am recognized for creating intuitive, user-centric interfaces that meet modern design standards while ensuring optimal performance and accessibility. I have demonstrated success in leading Agile development teams, mentoring junior developers, and translating complex business requirements into elegant and maintainable mobile solutions. Committed to collaborative development, performance optimization, and driving projects from concept through to successful launch.…I am Mahim Zaman, a lead mobile app developer with over 8 years of experience designing, developing, and delivering high-performance mobile applications for iOS and Android platforms. Skilled in both cross-platform frameworks like React Native and Flutter, as well as native technologies such as Swift and Kotlin, I have a deep understanding of scalable architecture patterns like MVVM and BLoC. I am recognized for creating intuitive, user-centric interfaces that meet modern design standards while ensuring optimal performance and accessibility. I have demonstrated success in leading Agile development teams, mentoring junior developers, and translating complex business requirements into elegant and maintainable mobile solutions. Committed to collaborative development, performance optimization, and driving projects from concept through to successful launch.

Mahim Zaman

App Developer, Developer, Full Stack Developer, +1

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I am Mahim Zaman, a lead mobile app developer with over 8 years of experience designing, developing, and delivering high-performance mobile applications for iOS and Android platforms. Skilled in both cross-platform frameworks like React Native and Flutter, as well as native technologies such as Swift and Kotlin, I have a deep understanding of scalable architecture patterns like MVVM and BLoC. I am recognized for creating intuitive, user-centric interfaces that meet modern design standards while ensuring optimal performance and accessibility. I have demonstrated success in leading Agile development teams, mentoring junior developers, and translating complex business requirements into elegant and maintainable mobile solutions. Committed to collaborative development, performance optimization, and driving projects from concept through to successful launch.…I am Mahim Zaman, a lead mobile app developer with over 8 years of experience designing, developing, and delivering high-performance mobile applications for iOS and Android platforms. Skilled in both cross-platform frameworks like React Native and Flutter, as well as native technologies such as Swift and Kotlin, I have a deep understanding of scalable architecture patterns like MVVM and BLoC. I am recognized for creating intuitive, user-centric interfaces that meet modern design standards while ensuring optimal performance and accessibility. I have demonstrated success in leading Agile development teams, mentoring junior developers, and translating complex business requirements into elegant and maintainable mobile solutions. Committed to collaborative development, performance optimization, and driving projects from concept through to successful launch.

Available to hire

I am Mahim Zaman, a lead mobile app developer with over 8 years of experience designing, developing, and delivering high-performance mobile applications for iOS and Android platforms. Skilled in both cross-platform frameworks like React Native and Flutter, as well as native technologies such as Swift and Kotlin, I have a deep understanding of scalable architecture patterns like MVVM and BLoC.

I am recognized for creating intuitive, user-centric interfaces that meet modern design standards while ensuring optimal performance and accessibility. I have demonstrated success in leading Agile development teams, mentoring junior developers, and translating complex business requirements into elegant and maintainable mobile solutions. Committed to collaborative development, performance optimization, and driving projects from concept through to successful launch.

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Work Experience

Lead Mobile Developer at Bureau Inc.

July 1, 2022 - Present

Led end-to-end development of flagship iOS and Android applications, achieving a 30% increase in daily active users through innovative features and enhanced user experience. Designed and implemented cross-platform architectures using Flutter and React Native, enabling 80% code reusability and reducing time-to-market by 50%. Mentored a team of 6 developers by conducting regular code reviews, pair programming sessions, and brown-bag workshops on state management and platform conventions. Implemented MVVM with Combine and Coroutines to ensure modular, testable code with 90% unit coverage across new feature modules. Championed CI/CD adoption via GitHub Actions and Fastlane, reducing release cycle time from bi-weekly to daily deployments. Collaborated with product design and analytics teams to A/B test UI flows, increasing user retention by 15%. Launched accessibility improvements compliant with WCAG, boosting app usability for an additional 10% of users.

Senior Mobile Developer at Databrick

June 30, 2022 - August 19, 2025

Led development of an EV-charger discovery app using Kotlin and Swift, integrating Google Maps SDK and real-time location services to improve charger accuracy by 25%. Enhanced app performance through memory profiling and asynchronous data loading, reducing screen render latency by 20%. Collaborated with backend teams to design RESTful APIs using Retrofit/Moshi and Alamofire, enabling robust offline caching and consistent state synchronization. Developed and maintained comprehensive unit and UI tests using JUnit, Espresso, and XCUITest, ensuring app stability. Implemented push notifications and deep linking strategies, driving an 18% increase in user re-engagement. Partnered with QA to establish automated end-to-end testing pipelines, leading to a 35% reduction in regression bugs.

Mobile Developer at Twilio Inc.

May 31, 2020 - August 19, 2025

Developed cross-platform React Native modules for internal talent management tools, standardizing UI components and enhancing development velocity. Integrated Firebase services for real-time analytics, crash reporting, and authentication, significantly improving app reliability and operational visibility. Proposed and advocated for adoption of Jetpack components (LiveData, ViewModel), laying the foundation for a modernized and scalable Android architecture. Actively participated in all Agile ceremonies, contributing to sprint planning, stand-ups, and retrospectives for team alignment and continuous delivery of business value.

Junior Mobile Developer at Zocks

April 30, 2019 - August 19, 2025

Contributed to iOS and Android app development using Cordova and early versions of React Native, building experience with hybrid mobile architectures. Utilized Android Studio and Xcode for platform-specific debugging, testing, and performance monitoring.