I did. I got an email about two weeks after I applied that they have filled the position, but I'm welcome to reapply. They don't keep applications on file, so I would have to reapply for each new posting. Which I completely forgot about. I'll have to keep an eye on them, so thanks for asking!
I also tried Air Choice One. I actually interviewed with them last week Tuesday. They said I'd hear something by the end of last week. Haven't heard anything yet.