American Express Machine Learning Engineer interview questions

the interviewer was pathetic didnt had a clue of what he was doing on amex when i asked which technology are you working on in amex could not describe it at all, when asked which models are you using said chatgpt and when asked how are you hiding PII while uploading sensitive data on cloud said guardrails(true when you are generating output but the question was while uploading the data i still gave reference of what kind of masking technique you used while uploading sensitive data didnt had clearity of what he was doing ) the other intervewer didnt had a clue why he was even there could not even understand the discussion that was going on