With the rapid development of information technology, online education has become an important platform for teaching and learning. However, although online education provides a convenient way to learn, the existing online data structure courses often lack sufficient interactive and personalized learning support, which makes it difficult for students to obtain necessary practical experience and timely feedback. This article aims to develop a data structure course website based on modern Web technology, so as to provide a richer and more interactive learning experience. This article first introduces the development status of online education and the importance of data structure course, and then analyzes the shortcomings of the existing online data structure course. Then, the design idea, implementation method and application effect of the newly developed data structure learning platform are expounded in detail. The results show that the interactive interface of the system is friendly and the function is perfect, which can meet their learning needs. The development of this platform improves the instructional effect and learning experience of data structure course, and then promotes the development of students’ logical thinking and programming skills.