Combining the growth characteristics and psychological characteristics of high-level compound tax talents, on the basis of summarizing the status quo of the construction of tax informatization system, based on the basic theory of ecosystem, and based on "Internet+", the connotation structure, The current situation and existing problems are analyzed and researched. First, the multi-dimensional platform architecture of tax talent training in the financial information system is briefly introduced and analyzed from the three aspects of Ruby language, MVC architecture process and agile development, and then the automated test case management call Detailed requirements analysis and design of the system.