I'm seeking an experienced mobile app developer to create a comprehensive fitness application for both iOS and Android platforms. Key Features: - Focus on workout tracking, nutrition planning, and community engagement - User authentication via email and password Ideal Skills: - Proficiency in Swift (iOS) and Kotlin/Java (Android) - Experience with secure email/password authentication - Background in developing fitness or health-related applications is a plus - Strong UI/UX design skills to create an engaging user experience Please provide examples of similar work done and estimated timelines.