Company research before an interview is easy to either skip entirely or do badly — memorizing facts off the About page that never come up. The goal isn't trivia, it's being able to speak specifically about why this company, in a way a candidate who didn't research couldn't.
Don't over-invest in memorizing founding dates, org charts, or financial details unless the role is directly finance-adjacent — these rarely come up, and reciting them unprompted can read as padding rather than insight.
The research only pays off if you can turn it into a real answer to "why do you want to work here" — connecting something true about the company to something true about your own background, not just praising the company in the abstract. "I want to work here because you're a great company" says nothing; "I want to work here because the shift toward embedded finance you mentioned in your last product update is exactly the space I want to build in next" says something specific.
Company research is most useful when it's paired with your actual resume — connecting a real project you've shipped to something the company is actually doing, not a generic parallel. KrackerAI's Company Deep Dive section does this research for you (mission, history, recent projects) and builds a model "why this company" answer that's grounded in your specific resume, not a template.