Twitter will sell you

https://www.dailymail.co.uk/news/article-6362321/Another-journalist-Saudi-Arabia-killed-torture-custody.html

spies in Twitter's regional HQ in Dubai unmasked him and he was arrested in March, according to reports.

Yes. Regular twitter employees aren't vetted and have access to all info on its users. I'm sure, even janitor can get access to your geographical location.

I don't need to be a twitter employee to know you never leave your house