Two Things Fintech Backends Get Wrong

<p>When people think about fintech engineering, they often focus on the backend.</p> <p>Payments.<br /> Bank integrations.<br /> Ledgers.<br /> Settlement systems.</p> <p>And

<p>Two things quietly decide whether a small application survives being used: whether its reads<br /> are indexed, and whether its writes can be repeated safely. They are usually

<p>Blockchain payment systems promise transparency, speed, and lower transaction costs — but they also raise the stakes on security. A bug in a traditional backend might cause

<h1> Next.js 14 Server Actions: The Patterns Junior Devs Always Get Wrong </h1> <p>Next.js 14 introduced Server Actions, a powerful feature that allows developers to execute

<p>I was asked to look at a fintech backend where something small but persistent kept happening. Every month when the finance team tried to close the books, the internal ledger

<p>I've worked on enough Node.js backends at this point to start seeing the same problems come up over and over. Some of them are beginner mistakes. Some of them show up in

<p>Most fintech breaches you read about involve a hacker, a vulnerability, and a headline. Most fintech <em>losses</em> I've actually seen up close involve none of those things.