As much as the interview process is an opportunity for a company to learn about candidates and make a judgement about fit, it is also an opportunity for candidates to make judgements about companies. It is a two-way street! This goes for all industries, not just tech!
You can read as many Glassdoor reviews as you want about a company. But until you meet some of the current employees, you won’t have that good of a perspective on the culture.
Working at a company that doesn’t fit with your personality will not end well. So to reiterate - you are judging the company as much as they are judging you.
Well besides analyzing the personalities of the people you meet with, you should also take note of the questions they ask you in the interview process.
Many companies out there still ask ridiculous questions that are irrelevant to the role you’re applying for.
Why do they do this?