Explore the development process of the open-source VoxxedDays app using Flutter in this 29-minute conference talk. Gain insights into networking, local storage, and UI implementation, as well as the challenges and solutions encountered during the build. Learn about key design decisions, including state management approaches and data deserialization from the VoxxedDays API. Discover which aspects of Flutter made development straightforward and which required innovative problem-solving. Led by Matt Sullivan, Flutter's developer relations lead at Google, this talk covers essential topics such as ListView, FutureBuilder, troubleshooting techniques, and adding subtitles and images to enhance the app's functionality.