TikTok Developer interview questions

it took 3 round, first one wiz HR, second and third one wiz tech recruiters. not only asked you to code, but also asked a lot of OS questions. Among these two recruiters, one was good, the other one was bad. He said he just got this company like for 3 months and looked like he didn't care anything. During the interview, he constantly checked his email, his phone, and even leave the meeting while I was writing code for he said he had to reconnect his internet.