Byte-size guides on DevOps, Cloud, and AI

Ever Wondered How Netflix Never Seems to Go Down? Think about this for a second. Netflix has over 260 million subscribers worldwide. People are watching shows in Tokyo, London, Lagos, and New York — all at the same time. And yet, when was the last time Netflix crashed on you? Now think about your favourite food delivery app. You open it, order food, track your driver in real time, and get a notification the moment your burger arrives. All of that happens in seconds. ...

The Day I Realised Linux Was Everywhere When I first started working in Cloud and Infrastructure, I assumed most servers ran Windows — because that’s what I grew up using on my laptop. Then I got access to my first cloud environment and was greeted with a black screen, a blinking cursor, and absolutely no Start menu in sight. That was my introduction to Linux. I typed dir (the Windows command for listing files) and got an error. I tried clicking around and realised there was nothing to click. Just me, a terminal, and a lot to learn. ...

The Day I Nearly Broke Production Early in my Cloud career, I was making what I thought was a small change to a configuration file. I’d been working on it locally, testing it, feeling confident. Then I committed and pushed — straight to the main branch. Within seconds, a CI/CD pipeline picked up the change and started deploying it to production. My phone buzzed with an alert. My colleague looked over and said, very calmly, “Did you just push to main?” ...

The Moment Someone Finally Explained Containers to Me When IBM acquired Red Hat, my world changed overnight. Suddenly everyone around me was talking about containers. Kubernetes. Pods. Orchestration. I was nodding along in meetings while internally having absolutely no idea what any of it meant. My background was in supply chain and logistics. I understood how physical goods moved around the world — warehouses, pallets, shipping routes. But containers in software? That meant nothing to me. ...