In the rapid development of technology, the Blackjack Coach game has become a favorite among players around the world. Its wonderful game experience and diverse strategy choices have attracted countless players to join. In order to gain a deeper understanding of the game and improve my ability in the field of Java development, I had an in-depth exchange and cooperation with a senior Blackjack coach game developer. Through the experience and resources he shared, I systematically learned the Java development techniques of Coach Blackjack's games and successfully implemented multiple versions of the game's source code. First of all, let me introduce the background and gameplay of the Blackjack Coach game. Blackjack Coach Game is a character battle game controlled by two players, and the player needs to win by making decisions and controlling the actions of the character. The game supports a variety of different strategies, including strategy calculations, deck analysis, luck factors, and more. This variety of strategy options makes the game even more challenging and interesting. Java development for Blackjack Trainer games requires a certain amount of skill and experience. First, developers need to be familiar with the basic syntax and libraries of the Java programming language. Secondly, the implementation of the Blackjack Coach game requires certain graphical interface development skills in order to design the game interface more beautifully and intuitively. Finally, the implementation of the game also needs to take into account the characteristics of network interaction and multiplayer battles to ensure the stability and smoothness of the game in the network environment. In the course of communicating with the developer, I learned that he quickly learned the basics of Java by reading the relevant Java development documentation and taking online tutorials. He also learned some professional Java development frameworks, such as Spring, Hibernate, etc., to improve the reusability and maintainability of the program. In terms of graphical interface development, he learned some commonly used Java graphics libraries, such as JavaFX, Swing, etc., to improve the aesthetics and interactivity of game interfaces. In addition to the learning and practice of the technique, he also shared some source code resources about the Blackjack Coach game. These resources include the complete Java code implementation, including game logic, game interface, data interaction, and more. By learning and using these source codes, I can gain a deeper understanding of how the game is implemented and the details of its implementation. In the Java development experience sharing of Blackjack Coach Game, I have summarized some important tips and tricks. First of all, it is necessary to have patience and perseverance, and keep learning, practicing and reflecting in order to truly master a technology. Secondly, we should be good at using resources and networks to find suitable learning materials and communication platforms. Finally, we should be good at summarizing and sharing, and share our experiences and methods with more people to help them improve their abilities. Through this exchange and experience sharing with Blackjack as a game developer, I deeply felt the charm and fun of Java development. It's not just a technology, it's an art, and it can lead to endless thinking and innovation. Through this study, I not only improved my Java development skills, but also further deepened my understanding and love for Coach Blackjack's game. I believe that as long as we keep a learning attitude and an open mind, we will be able to create more great games and apps.