Wizz air still seem to be flying, so I would imagine the company is OK at the moment but who knows?
If you want to fly and have an offer I would suggest you take it. However if you have to pay for the type rating then think very carefully about the implications.
Command upgrade? Come on, you are not even in yet.
Bukowsky - Welcome to the EU. I/We have watched with impunity while different nationalities were employed before me/others - tough luck.