Ask who your manager will be. Look them up on LinkedIn. Look at all the people on the technical side of the company and their LinkedIns. If their last few jobs for the last several years aren't technical, that's the answer.
In general, pretty much any company that isn't a technology company will fail this test. Working for companies which are young and specifically software companies is your best bet.
In general, pretty much any company that isn't a technology company will fail this test. Working for companies which are young and specifically software companies is your best bet.