It's also possible to incrementally change the architecture. It doesn't have to be a Big Bang. Edit: refactoring is usually considered to be done on existing c

It's also possible to incrementally change the architecture. It doesn't have to be a Big Bang. Edit: refactoring is usually considered to be done on existing code base. I really mean thowing a whole component away and re-doing it from scratch. The components need to be small enough though, that you can deliver them to production within 2-5 months.