You can try freelancing as with this you don't need to engage with anyone directly and photo ID is also not essential.
Here are some of the tips that may benefit you.
You can start freelancing with the skills that you have and can easily get some work to do.
You can start working on freelancing platforms like Fiverr, Upwork, Freelancer, PeoplePerHour, etc ...
With all the restrictions the OP puts on the question, I'm going to say it's nearly impossible to make this work. It could work for someone who is already wealthy and trying to get more wealthy, as in an eccentric wealthy recluse, but what is asked compared to the OP's current position isn't going to happen. The world isn't set up for that kind of thing, and ...
If you develop mobile or desktop apps... you can sell them online via the Google Play Store, iOS App Store, Mac App Store, etc.
For example, the following monetization options are available for Android apps on Google Play:
In-app purchases: Use Google Play Billing to sell items and additional features, or to remove ads. ...
Does your client care about their data and the ability to recover it and do they care about making sure that it's secured in transit and at rest? Do you care about doing what's in your clients best interests? If the answer to both questions is yes then find them a solution that doesn't involve transmitting their data to your home server and storing it there.