6 articles tagged with "architecture"
Most databases only store the current state — the last write wins and history vanishes. Event Sourcing flips this on its head: store what happened, derive what is. Here's how to apply it without drowning in ceremony.
CQRS separates the commands that mutate state from the queries that read it — giving you independent scaling, specialized models, and saner codebases. Here's when it's worth the complexity and when it's overkill.
Your API endpoint shouldn't be sending emails, resizing images, AND returning a response in 200ms. Meet job queues — the background workers that do the slow stuff so your API can stay fast.
You shipped a \"small\" API change and now 3 mobile apps are on fire. Sound familiar? Let's talk API versioning in Express — how to evolve your backend without nuking your users.
You've been installing pub/sub libraries while Node.js ships one in the box. Let's fix that — EventEmitter is more powerful than you think.
Sending emails, processing images, generating PDFs — your API shouldn't make users wait for slow work. Job queues are the secret weapon that keeps your responses snappy while the heavy lifting happens in the background.