ProgressSoft Senior Software Developer interview questions

the process was applying through workable.com then after two weeks they sent me an assignment it was we have class Transaction and class Violation and Interface Process those files were delivered in the email and we need to make an implementation for the interface the task has functionality reading from XML file and some string stuff then after three weeks I had call from HR to choose a time to do an phone interview after the phone interview I had a technical interview in there office's