Writing on engineering
Thoughts on platform engineering, AI, DevOps, and building products.
Building an Internal Developer Platform That Engineers Actually Use
Lessons from designing and shipping a self-service platform for 200+ engineers at a major bank.
Why Developer Experience is the Most Underrated Investment
How improving DX compounds across teams and why most organizations get it wrong.
Automating VM Templates with Packer, Ansible, and TypeScript
A deep dive into epigon CLI — the architecture, design decisions, and lessons learned building a VM template automation tool.
From Engineer to Founder: Lessons from Building 3 Startups
What I learned building BubuStudio, Islamic Bali, SaveHajj, and Sejalanin while working full-time.
Centralizing Testing: How We Built Toast
The story behind building a unified testing platform that supports 6+ frameworks and an AI-powered support bot.
Platform Engineering at Scale: Banking Edition
Lessons from building and operating internal developer platforms in a heavily regulated, large-scale banking environment.
Building an AI Personal CFO: The Sejalanin Story
How we built an AI-powered financial advisor for Indonesian Gen Z and Millennials — from idea to paying customers.