Rosetta Stone Software Developer interview questions

I went through 4 phone interviews, and 2 on site interviews. Two of the phone interviews were technical and one included a live programming exercise. The first one site interview was very technical and also included a live programming exercise, and the 2nd interview was a 3 hour Topgrading behavioral interview. I had to pay a pretty high parking fee for both on site interviews for which I was not reimbursed. I heard nothing but positive things from throughout the interview process. A week or two after the last interview I hadn't heard from them and when I reached out they asked for a portfolio, something which isn't really normal in my field. After all of this, they didn't even have the courtesy to call me or email me in person that I was denied. They just sent me a form email. I was floored...