Mine: Sorry for the mundane question, but what is your system architecture like and why? Some people work on 1-tier, some on 3-tier, some on CQRS, some use a co

Mine: Sorry for the mundane question, but what is your system architecture like and why? Some people work on 1-tier, some on 3-tier, some on CQRS, some use a combination of things. It helps others to know what approaches people are using to solve problems.