15Mar 2023

Design a Short URL Service? Not Easy as you ThinkMy colleague discusses his work plan. He needs a feature to create a short link for sending SMS. So I give some questions to know what he needs. ``` Me: How long maximum character can be? A: We can p

08Mar 2023

Aww! It's My Mistake on Auto Deploy This BlogWhen I change to Astro and using SSG strategy, I've mistaken on auto-build. My bad is not test automation website build. My friend tells me "Why do you not post a new blog last week?". I was confused

01Mar 2023

The Dark Side of Serverless: The Hidden Costs of AWS LambdaServerless Architecture is a great product, you can scale & cost efficiency in one time. But we have some new issues. What is? Yah your serverless hide some cost from you :) ## What does Serverless R

22Feb 2023

Sshh... This AWS Hack, Cut your 89% Cost on NAT Gateway!If you're using AWS Lambda and got issue on NAT Gateway costs, you're not alone. In this blog post, I'm going to share my experience replacing NAT Gateway with NAT Instance EC2 instead. First, let's

15Feb 2023

Choosing the Right Platform for Your Blog System: Vercel vs AWS Lambda vs DigitalOceanIf you're building a blog system, you might be wondering which cloud hosting service to choose. In this blog post, I'm going to share my experience using Vercel and compare it to other popular cloud

08Feb 2023

First Post with Astro After a year without blogging, let me continue to write weekly some infrastructure & architecture idea. My new blog technology using Astro. It's more powerful & also cheaper / almost zero$ btw :') L