DevOps & Cloud

Lessons from replacing fragmented bastion hosts with a single Terraform module, AWS Session Manager, and golden AMIs Continue reading on Medium »

Modern cloud architectures often require keeping application workloads private while still making them accessible to end users over the… Continue reading on Med

How to reduce MTTR and achieve Operational Excellence using Slack, EventBridge, Lambda, and Systems Manager. Continue reading on Medium »

GitHub Copilot billing is moving toward usage-based AI Credits. The bigger shift is that engineering capacity is starting to depend on… Continue reading on Syst

In DevOps, we often use Linux every day without truly understanding how the operating system works underneath. Continue reading on Medium »

Let’s set the scene. You’ve just spent the last three days architecting the perfect CI/CD pipeline. Your Dockerfiles are pristine, your… Continue reading on Med

Docker is a platform for packaging, distributing, and running applications in lightweight, portable(you can run same application anywhere… Continue reading on M

What we actually changed in the workflow, what broke, and why verification became the real bottleneck. Continue reading on Medium »

The setup nobody accounted for Continue reading on Medium »

Or, why my Helm install hung for five minutes and what I learned about iptables, CNIs, and running two Kubernetes distros on the same host. Continue reading on

In this guide, we’ll walk through the process of hosting an application using AWS ECS Continue reading on Medium »

How DevContainers Create Reproducible Environments That Just Work Continue reading on Webmaster Nexus »

A step-by-step guide on stripping down the Linux kernel and enabling Paravirtualization (VirtIO) for maximum performance. Continue reading on Medium »

Hayatımda kaç kere duymuşumdur bunu. Bilgisayar kasıyor, uygulama açılmıyor, bir şeyler ters gidiyor — hemen bir ses geliyor: “Bi’ kapatıp… Continue reading on

Docker’s relationship with Linux firewalls has always been slightly awkward. For years, the project relied heavily on iptables, even as… Continue reading on Med

When you order food on apps like Swiggy or Zomato, everything looks simple. Continue reading on Medium »

Have you ever wondered what actually happens behind the scenes when you type an IP address into your browser and hit Enter? Continue reading on Medium »

One of the most common Kubernetes misunderstandings is this: Continue reading on Medium »

Why modern engineering teams are winning less by choosing trendy stacks — and more by seeing, debugging, and improving real production… Continue reading on Medi

In modern cloud environments, the “all-in-one” server is a relic of the past. Continue reading on Medium »

I assumed adduser was a core Linux utility for a long time. Turns out on many distros it is just a Perl script wrapping useradd and making… Continue reading on

Docker fixes a real problem. Your app works on your laptop, then breaks on another machine. Docker removes that mismatch by packaging your… Continue reading on

What does my home lab consist of, and why? Continue reading on Medium »

When Enterprise Ecosystems Evolve Faster Than Governance Continue reading on Medium »

Navigating the complexity ceiling of cloud-native systems through AI-driven autonomy, self-healing architecture, and intelligent workflows. Continue reading on

It’s not that your lab needs more failures. It’s that the failures it gives you are too honest. Continue reading on Medium »

A few weeks ago I started a personal lab project to learn Azure Policy properly. The premise was a Wild West subscription, no tagging… Continue reading on Mediu

Introduction: As part of my cloud engineering journey, I recently completed a project to host a static “School Grade Tracker” application… Continue reading on M

A cluster you can’t observe is a cluster you can’t trust. Here’s how to build the observability stack that tells you what’s happening… Continue reading on Mediu

Cloudflare released Dynamic Workflows, an MIT-licensed library that extends its durable execution engine so workflow code can differ per tenant, agent, or reque

Linux Text Viewing and Editing Continue reading on System Weakness »

Simple automation doesn’t need to be complicated. Continue reading on Medium »

Every time I SSH’d into one of my Raspberry Pis, something was different. Missing aliases. Different shell configs. A tool I use every day… Continue reading on

How I used Gemini to cut scanner noise by 70% and actually get developers to read security reports Continue reading on Medium »

If you are using Apache Tomcat to host a Java application connected to an AWS RDS database, there is a credential caching behavior worth… Continue reading on Me

“I just merged my changes… and now everything is broken.” Continue reading on Medium »

The “standard” advice for running Python in Docker and k8s is quietly wrecking your production performance - here’s what’s actually… Continue reading on Medium

The “standard” advice for running Python in Docker and k8s is quietly wrecking your production performance - here’s what’s actually… Continue reading on Medium

This post is a technical overview of the current FollowNet architecture: iOS client, backend services, VPN access control, subscription… Continue reading on Med

When scaling resource-intensive applications or high-traffic databases, shared hosting simply won’t cut it. You need the uncompromised… Continue reading on Medi

Most engineering teams celebrate deploy day. Champagne, Slack emojis, maybe a team lunch. And they should shipping is hard. But deploy day… Continue reading on

A story about FTP chaos, a PHP CMS, Podman registries, and finally getting deployments right. Continue reading on Medium »

Platform Craft — From legacy to cloud native — patterns from the field, not the textbook. Continue reading on Medium »

Setting up a Kubernetes cluster manually can be complex, especially when dealing with networking, dependencies, and SSH configurations. In… Continue reading on

Kubernetes dünyasına adım attığınızda, her şey başlangıçta “birkaç YAML dosyası” gibi basit görünebilir. Ancak projeler büyüdükçe bu… Continue reading on LCW Di

For a long time, HTTPS and SSL certificates felt complicated to me. Continue reading on Medium »

Learn Jenkins from zero to hero — installation, jobs, plugins, nodes, security, integrations (Git, Docker, AWS, SonarQube, Selenium)… Continue reading on Beyond

I built a CLI in Go that reads one YAML file, generates its own config files, enforces policy with OPA, and blocks deploys when the host… Continue reading on Me