I've been playing with Materialize since Alpha 0.95.x, and am looking foward to Beta which will hopefully be more stable. I've also found it hard to communicate with the team on their Gitter chat... the threads are quickly lost.
Anyway, here are a few interesting examples that use Materialize and AngularJS..
User cards: http://codeply.com/view/mn2R2NipbS
Filtered select list: http://codeply.com/view/Gy56zgWCjY
I Code Dis