Abstract: The diversification of teaching methods and resources in the era of big data has promoted the formation and development of smart classrooms. The smart classroom based on internet platforms requires teachers to deeply integrate information technology with classroom teaching, utilize various resources to build a smart learning environment and create learning scenarios that are conducive to students'generation of wisdom. Through objective and reasonable data analysis, to realize scientific and efficient teaching. Smart classrooms not only provide teachers with teaching convenience but also bring a lot of challenges. This article combines the traditional definition of teacher competence to explore the structural components of new teacher competence in smart classrooms, providing effective ways to enhance teacher professional competence in the era of big data.

Key words: Teacher competence, Smart classroom, Teaching mode, Teaching methods, Information competence, Evaluation mode