7 job interview mistakes that will derail your chances at companies like Facebook, Apple, and Google

• Interviews can be pretty stressful occasions.

• Recruiters at top companies like Google, JP Morgan, and Apple are on the lookout for certain deal-breaking errors candidates make.

• Some pitfalls include being too vague, a lack of wittiness, and forgetting to follow up.

Interviews often feel like high-stakes, stressful situations.

And that goes double if you're interviewing at some of the biggest companies out there today.

You can boost your chances by remaining calm and doing your homework beforehand. You can also read up on some firsthand advice that people who used to work at Google, Goldman Sachs, Apple, and JP Morgan shared with Business Insider.

Here are some major mistakes that will ruin your chances of landing a job at some of the most talked-about companies out there: