John Salivan is a Senior Flutter App Developer with 8 years of experience in cross-platform mobile development, specializing in delivering high-fidelity, performant applications for a top U.S. development company. With deep expertise in Dart, the Flutter framework, and modern mobile architectural patterns (Provider, BLoC/Cubit, Riverpod), John excels at creating unified, natively compiled experiences for both iOS and Android from a single codebase.

Throughout his career, John has focused on efficiency and scale. He successfully led a transition to Flutter for a major client application, which reduced the codebase maintenance effort by 45% and accelerated feature parity across platforms. He is highly proficient in integrating platform-specific APIs, managing state effectively, and optimizing rendering performance to ensure smooth, 60fps user interfaces. As a technical leader, John guides project architecture, conducts rigorous code reviews, and partners closely with design and QA teams to consistently deliver robust, market-ready mobile products.