By studying the role and architecture of big data analysis, it is clear that it has a huge supporting role in analyzing customer behavior trajectory, discovering customer consumption habits and preferences, improving online consumption experience and promoting business decision-making. The big data analysis combined with scenario analysis can avoid the misreading of data analysis; strengthen the prediction ability of big data analysis, so as to create a truly satisfying customer experience. Based on the analysis and structure optimization of big data network consumption demand, the whole process network consumption experience theoretical model includes the experience demand model and experience behavior model. In order to deal with a large number of various types of data effectively, enterprises need to master the technology and ability of big data analysis. For online consumption platform enterprises, the most important consideration in the process of delivering customer experience is the customer group and customer needs and motivation, as well as customer perception of product and service experience process.