Can you develop websites? Exchanges, gambling sites, whatever the market is lacking (ie hasn't been created by a 16 year old who read a codecademy tutorial). Obviously look into local regulations first.
As for non-crypto related ways to earn money, you could always get a job as a programmer, but I assume you've already looked into that.
This: developing websites pays well, and the majority of people in such markets tend to be the youngsters looking to make a quick buck. Looking at other types of code is also a potential gold mine. There are non-crypto related jobs, although they tend to be gigs, that pay in BTC