Articles
Technical Articles
Practical notes on AWS, Linux, DevOps, Infrastructure as Code, containers, automation, and real-world troubleshooting.
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Building an AWS-Native Serverless Delivery Model with Amplify, Lambda, Auth0, and CodePipeline
A portfolio case study about designing an AWS-native serverless delivery model for a Next.js application using Amplify Hosting for the frontend, API Gateway and Lambda for the backend, RDS PostgreSQL for the database layer, Auth0 with a Lambda Authorizer for authentication, and AWS Code services with CloudFormation and SDK-based automation for CI/CD.
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When chmod 777 âFixesâ the Problem: AI, Linux Permissions, and the Human Troubleshooting Gap
When chmod 777 makes a Linux permission error disappear, it can feel like a fix. But sometimes it only hides the real issue by granting excessive access. This article explains why the quick solution works, what risk it introduces, and how to troubleshoot permissions using ownership, groups, and least privilege instead.
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Dynamic DNS with Amazon Route 53 for Self-Hosted Services
A practical approach to keeping Amazon Route 53 DNS records updated when self-hosted services run behind a dynamic public IP address.
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Fixing a WordPress wp-admin Redirect Loop Behind Docker and Nginx
A real troubleshooting case involving WordPress, Docker, Nginx, PHP-FPM, TLS, and filesystem path differences between containers.