The 'one phone interview, one on-site interview, make a decision' format is how every good company I've worked for has hired, ranging over multiple industries a

The 'one phone interview, one on-site interview, make a decision' format is how every good company I've worked for has hired, ranging over multiple industries and multiple decades. You can tell a lot about a company from your very first interactions with them. I'd steer clear of anything more elaborate than what she described, they are probably guessing about how to hire, and that mean's they're probably guessing about how to run a business. That kind of risk can be entertaining and instructive, but might not be great for your career.