Vishwas provides a detailed account of his experience with a fitness tracking app, highlighting the challenges he faced and the technologies he used. He mentions specific issues such as interoperability between Java and Kotlin, legacy code migration, performance optimization, code quality, and real-time data synchronization with wearable devices. However, his response could benefit from more structured and concise points, similar to the benchmark response, which clearly outlines the challenges and solutions. Additionally, Vishwas could emphasize the outcomes of overcoming these challenges to demonstrate the impact of his contributions.