Some people think you've born with certain talents and there are other things you'll just never get the hang of. Conversely, having an agile mindset means believing that you're able to grow and develop your skills and intelligence. The interesting thing: Whichever mindset you hold, you'll probably be right.

Ageism in the tech industry does exist. But while some conceptions tend to be true for many established employees, such as their being less willing to relocate or travel, the stereotype that they are stuck in their ways doesn't have to be. You absolutely can—and should—stay current and continue adding value.

When relationships in a company are adversarial—even within departments and teams—it can stress you out and wear you down. No one wants to work in a dysfunctional organization, but how can you spot one? Before you accept a job at a new company, try to learn about its culture—its norms, values, and practices.