Ahmed Siddique

Built and maintained high-performance Android apps using Kotlin, Jetpack Compose, and Clean Architecture, ensuring scalability and reliability. Improved stability via modular design and optimized memory/network usage. Collaborated across Android, iOS, and Flutter teams on BLE and payment features. Used Firebase tools to reduce crashes and boost UX. Mentored juniors, led code reviews, and aligned tech with product goals.

Designed and delivered cross-platform mobile apps from concept to production, turning client ideas into functional MVPs. Collaborated closely with clients across all stages to ensure quality and timely delivery. Built scalable apps with clean architecture and strong UX. Maintained high client satisfaction through clear communication and rapid iterations. Tech: Kotlin, Java, Flutter, REST, Firebase, MVVM, Agile.

Led end-to-end Android development for an on-demand platform with real-time tracking, chat, and secure payments. Introduced MVVM to improve scalability and reduce tech debt. Enhanced UX, performance, and resource efficiency. Collaborated with iOS, backend, and QA for seamless delivery. Streamlined Agile workflows using Jira. Tech: Kotlin, Java, Retrofit, Firebase, Maps API, WebSockets.

Built in-house Android tools boosting productivity by 20% and revenue by 30%. Developed modular architecture and custom UI components for scalability and reduced tech debt. Implemented JUnit/Espresso testing with 90% coverage, improving reliability. Collaborated with design and product teams to deliver high-performance apps. Tech: Java, Android SDK, Retrofit, SQLite, MVVM, Git.