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Zain Shakeel
@o5studio
SR FLutter Developer, Mobile Applications Developer, Android, IOS
Pakistan
English, Urdu, French
About me
As the founder and team leader of O5Studio Pvt. Ltd., I am a professional and highly experienced Flutter developer. I specialize in creating beautiful, high-performance cross-platform mobile applications that bring your ideas to life.
I collaborate closely with clients to fully understand their vision and goals, ensuring your project is delivered on time, with top-notch quality and an exceptional user experience. Whether you need new features, app improvements, or bug fixes, I am here to provide solutions that meet your needs.
Skills
Zain Shakeel
Offline •
See my services
Cross-Platform Development
I will implement subscription and payment system in flutter app
Cross-Platform Development
I will convert figma to flutter pixel perfect responsive UI
Portfolio
Work experience
Flutter Developer
O5Studio • Full-time
May 2025 - Present • 1 yr
• Developed and published 25+ Flutter apps with modular, scalable architecture. • Integrated Firebase Authentication, Firestore, Storage, FCM, Crashlytics, and Remote Config. • Built pixel-perfect UIs, responsive layouts, and adaptive theme handling. • Optimized app performance using profiling tools, caching, lazy loading, and best practices. • Implemented GetX/BLoC for complex state management across medium–large apps. • Performed code reviews, mentored junior developers, and ensured clean, maintainable code.
Senior Android Developer
Youmi Technology • Full-time
Jul 2024 - May 2025 • 10 mos
• Migrated legacy Android codebase to Jetpack Compose and modern architecture. • Built UI screens and features using Jetpack Compose, Kotlin, Coroutines, and Jetpack libraries. • Delivered features using Kotlin, Android Jetpack, Coroutines, ViewModel. • Improved app performance, stability, and accessibility across devices. • Collaborated with cross-functional teams on testing, design, and product improvements.
Flutter Developer
O5Studio • Full-time
Feb 2023 - Jun 2024 • 1 yr 4 mos
• Built full-stack Flutter apps using Firebase, REST APIs, and local databases. • Improved app performance, animations, and user experience. • Managed app deployments, versioning, and Play Store optimization (ASO). • Coordinated with design and QA teams for smooth end-to-end delivery.
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fmuhsin0
United States
05studio is one of the best, the developer made sure that I got the best work and he is very professional, honest, and detail-oriented. he made me understand everything and promised that he would work for free for any change in the future. I highly recommend it to anyone wanting to develop an app or any work.
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