DevOps & Cloud Articles

DevOps & Cloud Oct 6, 2026 • 4 min read

I Was Wrong About Kubernetes Swap, And It Actually Matters Now

I spent the last three years telling anyone who'd listen that swap in Kubernetes was a terrible idea. "Just buy more RAM," I'd say confidently, usually while configuring another overprovisioned node pool. Then I got a project involving AI agent workloads, and suddenly my certaint...

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Python Kubernetes

DevOps & Cloud Sep 26, 2026 • 5 min read

The Day I Realized My CI/CD Pipeline Was Quietly Bleeding Money

I spent three years assuming my deployment infrastructure was someone else's problem. I'd push code to GitHub, a pipeline would spin up somewhere in the cloud, and a few minutes later my app was live. It felt magical. It wasn't until I joined a team where the DevOps costs were ac...

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Startups AWS

DevOps & Cloud Sep 25, 2026 • 4 min read

Stop Learning Kubernetes Before You've Actually Built Anything With Docker

I made this mistake three years ago, and I'm still annoyed at myself about it. I spent two weeks grinding through Kubernetes tutorials, watching videos about pods and deployments, setting up a local kind cluster, and feeling progressively more confused about why everything felt s...

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Startups Career Growth

DevOps & Cloud Aug 4, 2026 • 4 min read

The Question Nobody Asks Until Production Breaks: Who Actually Deploys This Thing?

I had a small panic attack at 2 AM last month. A payment processing service I'd built was running perfectly in staging, tests passed, the Docker image was sitting in our registry looking clean and ready. Then someone asked the question that made my stomach drop: "Okay, how do we...

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DevOps & Cloud Aug 3, 2026 • 4 min read

Quantum Cryptography Broke My Messaging Pipeline (And Yours Might Be Next)

I had an incident last month that I've been turning over in my head ever since. One of our microservices started timing out on message processing, nothing catastrophic, but enough to trigger alerts. After digging through logs, I found the culprit: we'd added an extra validation la...

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AWS Kubernetes

DevOps & Cloud Aug 2, 2026 • 4 min read

When Your Docker Image Bloats from 900MB to... Wait, How Did We Get Here?

I was debugging a deployment issue at 2 AM last week when I realized our production Docker image had somehow ballooned to nearly a gigabyte. A gigabyte. For a Node.js API that should've been maybe 150MB lean. That's when I came across this article about image size optimization, a...

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Python Kubernetes

DevOps & Cloud Aug 1, 2026 • 4 min read

Why I'm Finally Committing to Learning in Public (And Why You Should Too)

Last month, I spent three hours debugging a CloudFormation template that kept failing in a specific way. The error message was cryptic, the AWS docs were buried under twelve tabs of StackOverflow threads, and I was frustrated. When I finally figured it out, a simple missing proper...

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AWS

DevOps & Cloud Jul 31, 2026 • 4 min read

hermes-memory-installer: Memory Sidecar v3.5.1

Memory Sidecar v3.5.1 is an operational hardening release for the public agent‑agnostic memory layer. If you already use the sidecar pattern to give your AI agents robust, persistent memory without co...

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AI Agents CI/CD

DevOps & Cloud Jul 30, 2026 • 4 min read

Building an On-Premise Kubernetes Cluster, Part 2: Installing Containerd and Kubernetes

🇧🇷 Leia a versão em português aqui In Part 1 of this series, we prepared the environment: defined the hardware, configured /etc/hosts, adjusted the firewall, and disabled SWAP on all nodes. Now that...

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Kubernetes

DevOps & Cloud Jul 29, 2026 • 2 min read

Local Kubernetes Dev, Part 3: Tooling overview, who does what

k3d, kind, minikube, Helm, Kustomize, Tilt, Skaffold, DevSpace, Telepresence, k9s... it reads like an incantation, and it's easy to drown in. If you've ever opened the CNCF landscape and felt you had...

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Kubernetes