InterSystems Software Engineer interview experience

I remember being told that if I passed, the process would continue through a hierarchy of interviews, often multiple rounds, and that the company would keep moving me forward if I looked like a fit.

What made it hard for me was the emotional rollercoaster of pacing and messaging. I went through several interviews spread across months, and at each step I was repeatedly told that what remained was basically formalities and that I was the only candidate still in contention. The HR interaction I had was especially cold to me, and after the last interview I was told that someone else had been