Writings — technical essays
Thoughts on building, scaling, and learning.
Essays on full-stack development, cloud architecture, AI, and the practice of shipping software.
How Kung Fu Quiz & HomeschoolAsia Are Revolutionizing EdTech in Asia
A full-stack developer's inside look at building Kung Fu Quiz and HomeschoolAsia — two EdTech platforms transforming learning across Asia with interactive video quizzes, IGCSE/A-Level resources, and gamified engagement.
Fullstack JavaScript applications typically use a client-server architecture: a React-based frontend communicates with a Node.js backend, which in turn persists data in a database. In this stack, Next.js (a React framework) handles the user interface and server-side rendering, while Node.js (the JavaScript runtime) runs an Express.js server for API endpoints, and MySQL serves as the relational database.
December 12, 2025
24 min read
Follow SkylineAI's journey to cut AWS costs by 57% without sacrificing performance. Learn how to leverage Spot Instances, Fargate Spot, S3 lifecycle policies, and right-sizing strategies to optimize your cloud infrastructure.
December 15, 2024
22 min read
Stepping into AWS for the first time? Learn from common mistakes and avoid costly bills or security breaches. From root account usage to S3 bucket misconfigurations, here's what to watch out for.
November 22, 2024
24 min read
Learn how to build a production-ready serverless quiz application using AWS Lambda, DynamoDB, and API Gateway. Discover cost-efficient, auto-scaling architecture without managing servers.
October 18, 2024
19 min read