Hey
I work in the payment processing industry as a software developer.
Your problem isn't tech, there is a huge regulatory and compliance hurdle. By the time you figure all that out and convince people to use your network, you will be charging the same fees
I think there is more performance to be taken from PostgreSQL. Not sure how pgx works internally since I have not used it.
There are async functions provided by PostgreSQL client library (libpq). I've used it to process around 2000 queries on a single connection per second on a logged table.
The article is wrong. Its not popular because of greed.
We used to have offline everything and everything just worked. Now we are forced to sync with the cloud weather we like it or not. A subscription model shows a continuous cash flow and businesses like that.
Apple tailors their software to run optimally on their hardware. Other OSs have to work on a variety of platforms. Therefore limiting the amount of hardware specific optimizations.
How do you find jobs?