Posts

This year I’ve been reflecting a lot on what it means to be a good friend. Is it a specific behavior or trait? How they show up? The things they say? What constitutes a “strong” friendship? Time spent together (e.g. growing up together)? The experiences that brought you closer? Or consistently showing up no matter where you are in your life? I don’t think there’s one answer. People have different upbringings and they define what it means to be a friend based on their lived experiences....

Overview My recent on-call shift was quite the rollercoaster, but yielded valuable insights as usual. One particularly interesting incident was resolved by modifying our Quality of Service configuration for the impacted application pods to Burstable. What does that mean? Well that’s what I’m hoping to address in this writeup as well as better grok it myself. Quick Infra Overview Our backend is divided into various K8s deployments, each with its own allocated resources:...

The Question While working on our checkout service, I noticed that we used JWTs to authorize client side requests. Authorization as opposed to Authentication because these requests are made between services and the client is already authenticated (logged into the platform). A co-worker asked a question about how JWT works and that got me spiraling down the rabbit hole. I knew JWTs were used to tell the backend server that the request being made was made by a trusted party (ie....

A deep dive into a Go application memory leak

A middle dive into a problem that wasn’t what it seemed

Understanding the importance of graceful shutdown in a distributed system