I'm seeking an experienced Android developer to create a multi-user To-Do application. The app should sync tasks across different devices and store them in a database on my online server. The access credentials to the database should be introduced in the app at the begining. Key Requirements: User Roles: - Admin: Create/manage tasks, manage users, view all tasks, reassign tasks. - Regular User: Create/manage own tasks, view own tasks, mark tasks as started and completed. Ideal Skills and Experience: - Proficiency in Android development. - Experience with database integration and multi-user applications. - Strong understanding of user authentication and role-based access control. - Ability to design intuitive and user-friendly interfaces. Please provide examples of similar work done.