This is also what I am thinking of freelance crypto jobs and of course trading would always be the best choice but it does require some skills to maximize the profit from those two.
If you have funds then why don't you try some P2E games that are indemand right now or being hyped right now?
Try searching what game would get your attention but also try to do some research first before investing.
nft game is hype and attracting a lot of interest...
I'm also studying this, but it requires a lot of capital, for example, Axie Infinity, which requires a large amount of capital to buy characters but will definitely make a profit within 1 and a half months.