06. BLOG

ENGINEERING NOTES

Deep-dives on DevSecOps, cloud architecture, Kubernetes, and IaC — distilled from 9+ years in production environments.

Building Enterprise Hub-and-Spoke on Azure with Terraform

A deep-dive into designing and automating Azure Hub-and-Spoke network topology using Terraform — the exact architecture pattern I use at Revantage Asia for enterprise multi-workload deployments.

Nov 15, 202512 min

#DevSecOps#Azure DevOps#Trivy

DevSecOps Shift-Left in Azure DevOps: A Production Blueprint

How I implement shift-left security in Azure DevOps pipelines — integrating Trivy, Snyk, Checkov, and OPA policy gates to catch vulnerabilities before they reach production.

Oct 8, 202510 min

#Databricks#Unity Catalog#Data Engineering

Hive Metastore to Unity Catalog: The Complete Migration Guide

A complete technical guide for migrating from Hive Metastore to Databricks Unity Catalog — covering ACL preservation, table migration scripts, Delta Lake upgrade, and CI/CD automation for zero-downtime cutover.

Sep 20, 202515 min

#Kubernetes#Prometheus#Grafana

Production Kubernetes Observability: Prometheus, Grafana, and SLO Engineering

How I built a production-grade Kubernetes observability stack with Prometheus Operator, custom SLO alerting, Grafana dashboards, and zero alert fatigue — the exact setup running at Revantage Asia.

Aug 12, 202513 min

#Terraform#AWS#Azure

Multi-Cloud Landing Zones: Terraform Patterns for AWS and Azure

How I structure enterprise Terraform landing zones that work across both Azure and AWS — shared patterns, reusable modules, and governance guardrails that scale from startup to 1000+ account enterprise.

Jul 5, 202511 min