I am seeking a competent developer to build a comprehensive social network application that supports text, audio and video chat functionality across Android, iOS and web platforms. Key Features: - User Profile Customization - Friends List Creation and Management - Text, Audio, and Video Chat Capabilities - Group Chat Feature The successful freelancer would ideally have experience in creating interactive and user-friendly chat applications, with a solid understanding of both Android and iOS development, as well as web-based solutions. Knowledge of contemporary social networking trends and ability to propose innovative features will be a strong advantage.