Tharindu Perera
Tharindu Perera is a software engineer and tech lead. He writes Refactix to share patterns from production work across AWS and AI engineering.
Connect on LinkedInArticles by Tharindu
23 articles, written between 2025-07-22 and 2026-05-26.
AWS · 2025-09-16
ECS Fargate vs EKS: How I Decide Between Them in 2025
The cost math, migration notes, and decision framework I use when picking ECS Fargate or EKS for a workload on AWS.
AI · 2025-08-19
AI Memory for Business Automation: Persistent Assistants That Learn
How to build AI assistants with persistent memory that learn your business patterns over time, so your team stops re-explaining the same context every session.
AI · 2025-08-15
Building Agentic AI Systems with LangChain
How to build autonomous AI agents with LangChain: agent architecture, tool integration, memory, and what holds up when you actually deploy them.
AWS · 2025-08-12
AWS Cost Anomaly Detection: Catching Bill Spikes Before They Hit
Catch unexpected AWS spend before it hits the bill with AWS Cost Anomaly Detection. How to set up monitors, alerts, and tagging that make the reports actually useful.
AWS · 2025-07-22
Zero Downtime Deployments: A Pipeline That Actually Holds Up
Blue-green deployments, rolling updates, and automated rollback. A working deployment pipeline that lets you ship to production without a maintenance window.