Mustinsar Saeed

Sr Android Developer

CloudES • Full-time

Dec 2024 - Present • 1 yr 7 mos

Senior Android Developer with 5+ years of experience, currently contributing at Cloude Gate since January 1, 2025. Specializing in modern Android development using Jetpack Compose, with a strong focus on building scalable, maintainable, and high-performance mobile applications. Proficient in Kotlin, MVVM architecture, and clean architecture principles, with strong expertise in designing responsive and intuitive UI/UX using declarative UI patterns. Experienced in integrating RESTful APIs, managing app state, and implementing seamless navigation using modern Jetpack libraries. Demonstrated ability to optimize app performance, reduce technical debt, and enhance code quality through best practices, code reviews, and comprehensive testing (unit and UI). Adept at working in agile environments, collaborating with cross-functional teams, and consistently delivering high-quality features within deadlines. Strong problem-solving mindset with a passion for continuous learning and staying updated with the latest Android technologies and trends. Committed to building impactful, user-centric mobile applications. Key Skills: Android Expert, Kotlin Programmer, Android Developer, Android Studio Expert, Android App Expert, Android SDK Expert, Kotlin Expert, Flutter Expert, Mobile Apps Bug fix expert, rest api expert, kotlin expert, hybrid app expert, manual testing expert, google admob expert, ai development expert Kotlin, Java Jetpack Compose, Android Jetpack Libraries RESTful APIs Integration Navigation Component

Native Android Developer

Logic Triangle Consulting • Full-time

Apr 2021 - Dec 2024 • 3 yrs 8 mos

Senior Android Developer | Kotlin, Flutter & AI Mobile Apps Results-driven Android App Developer with 3.5+ years of professional experience in mobile app development, specializing in Kotlin, Java, XML, and modern Android technologies. I have successfully contributed to the app development, maintenance, and optimization of production-ready Android applications across multiple industries, delivering scalable, secure, and high-performance solutions. My expertise includes building mobile apps from concept to deployment, implementing MVVM and Clean Architecture to create maintainable, testable, and scalable codebases. I have extensive experience using Kotlin Coroutines, Flow, Retrofit, Hilt, Room Database, DataStore, and Firebase to build responsive applications with excellent user experience and reliable performance. As an Android Studio Expert and Android SDK Expert, I focus on improving application stability by resolving crashes, ANRs, memory leaks, performance bottlenecks, and compatibility issues. I regularly perform Flutter bug fix tasks, optimize native Android projects, and enhance existing applications through code refactoring, debugging, and performance tuning. Beyond native Android, I have experience with Flutter for cross-platform mobile app solutions and have worked on AI-powered features including AI chatbot integration, intelligent automation, and AI mobile app development. As an AI App Developer, I integrate modern AI services into Android and Flutter applications while maintaining performance, security, and scalability. I also utilize modern AI development tools such as Claude Code and OpenClaw to improve development productivity, code quality, and debugging workflows where appropriate. I have implemented secure RESTful API integrations using Retrofit, developed offline-first applications with Room and SQLite, translated Figma designs into pixel-perfect Android interface