Seems to be trustworthy, you can trade and lend both stocks and crypto. Looking forward to diving deeper into their options platform.
Here is the referral link for FTX that will get you 5% off your fees
https://ftx.com/#a=thecryptofool
Affiliate links
Here are some trading sites I use, sign up and play around with them before you deposit money. Message me any questions and I'll be happy to help
Discord server
Twitter accounts
Gaming https://twitter.com/5boringgamesLP
Maths https://twitter.com/2ndMaths
Trading https://twitter.com/cryptotwi
Disclaimer
Please do not invest on the advice of a stranger on the internet, only use this advice here as a starting point for your own research, and then if you choose to invest please only invest an amount that you can afford to lose.