Seamless Senior Software Engineer interview questions

It was long, a lot of interviews just with the same topic, "just talk". You have to interview even with the CEO founder of the company. Maybe it was a process of 6 interviews, or something like that. Almost all interviews were the same, until you get to the CEO interview, where if he doesn't like you, just don't approve you, no matter your experience, your knowledge, your background, in my case, since I have other personal things to attend, he said that he was unsure that I would give my 100% if I was doing personal things at night. It does not look like a normal kind of job. Sadly I only saw that red flag until the last part of the process