If the HR person was fired non-amicably, its possible that your application got lost. There's no harm in emailing someone else. It's unlikely, because if you al

If the HR person was fired non-amicably, its possible that your application got lost. There's no harm in emailing someone else. It's unlikely, because if you already met with engineers then they'd probably remind the new HR person about you, but it can't hurt to try.