I'm seeking a skilled app developer to create an expense reporting app for car-related costs. The app should be available on both iOS and Android platforms. Key Features: - User-friendly interface for easy logging of expenses - Categorization of expenses (fuel, maintenance, etc.) - Visual reports and summaries of spending - Data backup and sync across devices - daily, monthly and yearly expenses reports Ideal skills and experience: - Proven experience in mobile app development for both iOS and Android - Strong UI/UX design capabilities - Experience with data visualization and reporting tools - Familiarity with cloud services for data backup and sync Please provide detailed project proposals in your application.