One to one interview is conducted online and offline also. Firstly HR takes the interview then TL here should have detailed knowledge of codes and company Lastly Ceo takes the final round

One round of interviews to waste your time. She joined the call 10 mins late given 1 question to code and left the call in 2-3 mins and never joined again. Next day he will message you they are not moving forward with my candidature. Start respecting people's time. Don't waste your time interviewing here.