● Used self-designed front-end language developed by our company to develop web application interfaces for an insurance company's internal system. ● Correspond to the users' demand from the front-end application, I used Java to connect the server to the Oracle DBMS and retrieved the data from it, and computed them on the requirement, finally sent the results to the front-end. ● Wrote documentation of what new functions we added for the users. ● Used Miro to do event storming with parties from a bank, VMware, and other IT companies. ● Used Spring Boot to develop potential services for the project. ● Wrote JUnit tests to test our programs. ● Used Postman API to test our programs. ● Wrote a few classes for different functions. (a) Parse the MT103 messages of a SWIFT code. (b) Detect full-width or half-width characters of a sequence, and provide methods to slice or pad it with given parameters. (c) Convert the amount of money in decimal to English. (d) Parse a sequence into a date, and provide some date calculation methods.