Your interviewers rarely have real world consulting experience, meeting with clients and solving real problems tied to real money. What they mean by that "1 hou

Your interviewers rarely have real world consulting experience, meeting with clients and solving real problems tied to real money. What they mean by that "1 hour delivery" is a system design question that must be answered along the standard system design template, which is completely detached from reality. You should lookup up those system design interviews on youtube, ala "design a tinyurl service".