AAAdedamola Ajibolainadedamolaajibola.hashnode.dev·Jul 9 · 5 min readEngineering Build Notes #1: Why Bigger EC2 Instances Reduced Our AWS CostsA cost optimization exercise that challenged my assumptions about infrastructure sizing in Amazon EKS. Engineering Build Notes is a series where I document engineering decisions, platform improvement00
AAAdedamola Ajibolainadedamolaajibola.hashnode.dev·Jun 27 · 5 min readEngineering Debug Diaries #1: The ImagePullBackOff That Wasn't KubernetesHow a missing GitHub Actions output caused an ImagePullBackOff and the engineering lessons it taught me about building reliable CI/CD pipelines Engineering Debug Diaries is a series where I document00
AAAdedamola Ajibolainadedamolaajibola.hashnode.dev·Dec 26, 2025 · 4 min readThe EKS 1.32 1.33 Upgrade That Broke Everything (And How I Fixed It)Introduction Upgrading Kubernetes should be boring. This one wasn’t. I recently upgraded a production Amazon EKS cluster from 1.32 to 1.33, expecting a routine change. Instead, it triggered a cascading failure: Nodes went NotReady Add-ons stalled i...00
AAAdedamola Ajibolainadedamolaajibola.hashnode.dev·Dec 4, 2025 · 3 min readHow to Fix Karpenter Migration Issues During Upgrade (v0.25.0 v1.5.0)This blog post covers the real issues I ran into while upgrading Karpenter from v0.25.0 → v1.5.0 in production, why they happened, and the exact fixes. If you're planning this upgrade, this guide will save you hours of debugging. Background Upgrading...00
AAAdedamola Ajibolainadedamolaajibola.hashnode.dev·Sep 11, 2025 · 4 min readW.TEC’S EARLY INNOVATORS CAMP: Where Creativity Meets TechnologyWhen I first signed up to volunteer at W.TEC’s Early Innovators Camp, I thought it would simply be a chance to give back. What I didn’t realize was how much it would give back to me in return. This camp isn’t just about summer activities. It’s about ...00
