Developing and maintaining cross-platform mobile applications for Android and iOS using Flutter and Dart. Implementing clean architecture with provider-based state management to enhance performance and maintainability. Integrated Firebase for real-time data synchronization, authentication, and push notifications, improving app responsiveness. Optimized app efficiency by reducing widget rebuilds, implementing lazy loading, and minimizing API call overhead, resulting in smoother UI interactions. Conducting automated and manual testing using Flutter’s testing framework and Firebase Crashlytics to ensure app stability and reduce crash rates.

Designed and implemented secure RESTful APIs using Node.js with JWT authentication and role-based access control. Assisted in database optimization by indexing MongoDB collections, improving query performance. Automated API testing with Postman, identifying and resolving integration issues across CRUD operations. Participated in collaborative development, engaging in code reviews and debugging to enhance system stability and API/database integration.