Implementing Zero-Trust Networking on AWS
VPNs are not zero trust. Stop calling them that.
I can’t count how many times I’ve sat in architecture reviews where someone points at a …
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In-depth guides, insights, and best practices for modern software engineering
Python Type Hints and Static Analysis in Production Codebases
If you’re writing Python without type hints in 2026, you’re making life harder for everyone — including future you. I held out for a …
Read Article →AWS Cost Optimization: 15 Techniques That Actually Work
I got a call from a startup founder last year. “Our AWS bill just hit $47,000 and we have twelve engineers.” They’d been running for …
Read Article →Kubernetes RBAC Deep Dive: Securing Multi-Tenant Clusters
I’m going to say something that’ll upset people: if your developers have cluster-admin access in production, you’re running on …
Read Article →Terraform Modules: Design Patterns for Reusable Infrastructure
I once inherited a project with a single main.tf that was over 3,000 lines long. No modules. No abstractions. Just one enormous file that deployed an …
GitOps with ArgoCD: From Zero to Production
ArgoCD won the GitOps war. I’ll say it. Flux is fine—it works, it’s CNCF graduated, it has its fans—but ArgoCD’s UI alone makes it …
Read Article →Rust for Cloud Engineers: Why Systems Programming Matters
I started learning Rust as someone who’d spent years writing Python scripts and Go services for cloud infrastructure. My first reaction was …
Read Article →AWS ECS vs EKS: Choosing the Right Container Orchestrator in 2026
ECS is underrated. Most teams picking EKS don’t need it. I’ve been saying this for years, and I’ll keep saying it until the industry …
Read Article →Building Production-Ready Docker Images: A Multi-Stage Build Guide
I’ve shipped Docker images to production for years now, and the single biggest improvement I’ve made wasn’t some fancy orchestration …
Read Article →Python Async Programming: asyncio, Tasks, and Real-World Patterns
I avoided asyncio for years. Callbacks, event loops, futures — it all felt like unnecessary complexity when threads worked fine. Then we had an API …
Read Article →Kubernetes Network Policies: A Practical Security Guide
I’m going to be blunt here. If you’re running Kubernetes without network policies, every pod in your cluster can talk to every other pod. …
Read Article →AWS Lambda Cold Starts: Causes, Measurement, and Mitigation Strategies
I’ve lost count of how many times someone’s told me “Lambda has cold start problems” like it’s some fatal flaw. It …
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