The AWS Bill Surprise: How I Built Ratefence CLI to Stop Forgotten Resources
One simple terminal command to scan your AWS account, spot orphaned resources, and see estimated monthly costs without credentials ever leaving your machine.
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The right way to choose between REST, GraphQL, and gRPC on AWS
RAG in Practice: Building a Citation-Grounded Search System with pgvector and Amazon Bedrock
I kept hearing LangChain everywhere. Here's what I found — and what I built.
The Hub-and-Spoke Pattern for Multi-Environment Kubernetes: How to Scale from 3 to 30 Environments in Minutes
How I Designed and Deployed a Production Platform for a Veterinary Clinic — And Why System Design Saved the Project
A few months ago, a veterinary clinic came to me with an app they needed deployed to AWS. What started as "just get it running in the cloud" turned into a proper platform engineering engagement — mult
Part 1: Reading the Requirements Before Touching a Single Service
This is Part 1 of a 5-part series where I walk through how I designed and built a production AWS platform from scratch — multi-region, zero-downtime, 30,000 concurrent users, everything automated. The
Part 2: Drawing the Architecture Before Writing Code
This is Part 2 of a 5-part series on building a production AWS platform. In Part 1, I walked through how to read requirements carefully before making any decisions. Here, I'll go through how I turned
Part 3: Why I Split This Into 6 Repos — and How They Talk to Each Other
This is Part 3 of a 5-part series on building a production AWS platform. In Part 2, I walked through the core architecture decisions. Here, I'll explain the 6-repository structure — the thinking behin
Part 4: Zero-Downtime Deployments and What Actually Gets Tested
This is Part 4 of a 5-part series on building a production AWS platform. In Part 3, I covered the 6-repository structure and how repos communicate through SSM without tight coupling. Here, I'll go thr
Part 5: What I'd Do Differently — Honest Lessons from Building This Platform
This is Part 5 of a 5-part series on building a production AWS platform. In Part 4, I covered deployment mechanics and resilience testing. This final part is about what I'd change — the gaps I'm aware