'production' doesn't equal 'multi-user concurrent access'. There are production uses where sqlite is a valid choice even if it may not be the best choice for multi-user production use cases.
I do something similar for my kids, but offline using GNUCash. It's from a book called "The Bank of Dad."
I track their funds, and provide a generous monthly interest rate. The idea was both to teach them how to manage money, and demonstrate compounding interest.
This looks really interesting, and if you could add different interest calculations that would be a nice addition.
I left Amazon back when the 3-day RTO was announced. Their recruiters periodically ping and ask if I'd be interested in returning. So leaving on good terms will give you options to return if you want.
I haven't seen a recent who's hiring post, but searching for the most recent one can help you find jobs that are hybrid or remote friendly.
Also the startup I went to after I left is fully remote and hiring, my email is in my profile.
The gist of the story is the author wrote an article debunking the recipe myth that you only need 5 minutes. In their tests it was 25 - 45. Google snippet would report "about 5 minutes" and link to the article as a reference.
I think the information summaries at the top of searches have been wrong for a while.