> Real business folks have real world problems to solve. They don’t care whether you can reverse a binary tree.
I suppose it's all about the role you're applying for. There are "real business" where engineers are hired to solve technical challenges. Being able to solve simple algorithmic problems is a legitimate prerequisite for this type of role.
It’s not the role you are applying for. I’ve seen plenty of times where interviews were DS&A and the work was yet another line of business CRUD app. The job I turned down definitely was.
And let’s not pretend that all developers at BigTech are solving “hard problems”. I do have access to code for one of the major cloud providers.
I suppose it's all about the role you're applying for. There are "real business" where engineers are hired to solve technical challenges. Being able to solve simple algorithmic problems is a legitimate prerequisite for this type of role.