kojim

4 ms·

1. 1.▲
   by kojim 4y ago

   Do you mean for card payments, like the card network and authorization flow? I found this article really good from the systems design side although you might have to be a subscriber: https://newsletter.pragmaticengineer.com/
2. 2.▲
   by kojim 4y ago

   That's a cool idea. Any other deep-dive guides on fintech/payments that would be helpful for readers here? We're always looking for new topics to write about.
3. 3.▲
   by kojim 4y ago

   I agree that from a developer's perspective and certainly in the frontend it doesn't make sense to show a positive user balance as negative. But to a finance team, cash on your company's books (debits) needs to have the oppos
4. 4.▲
   by kojim 4y ago

   Oh completely. The "agreeing on what's left or right" in every context is the tough part, and already a solved problem with debits and credits.
5. 5.▲
   by kojim 4y ago

   Debits and credits is the only way to give your team a common, consistent "language" for dealing with money, and being able to speak this language as a dev gives you superpowers. Accounting was invented before negative numbers. Be