The final stage of HNG is a writing task: pick two pieces of work from the internship, one solo and one team, and write about whichever ones stuck. Mine are Stage 4, an optimization pass on an API I'd already built, and Stage 6, the queue infrastructure behind a team product called Flowbrand. N...
Source: [Dev.to](https://dev.to/sage-ali/from-cache-keys-to-concurrency-176l)