Blog

Thoughts & Stories

Sharing my experiences, learnings, and adventures in tech and beyond.

Browse by Topic

DevOps & Cloud Infrastructure (138)AI & LLMs (102)Web Development (81)ERP Systems (72)Backend & APIs (60)Software Development (52)Security (28)Career Reflections (27)Cloud (15)Product & SaaS (12)AI / Machine Learning (5)University (1)Hackathons (1)

Building e-KYC for Indonesian Fintech: NIK/Dukcapil Verification Done Right

Security

July 202610 min read

Building e-KYC for Indonesian Fintech: NIK/Dukcapil Verification Done Right

How to verify NIK/KTP identity against Dukcapil through authorized providers, add face-match and liveness, and handle sensitive data under UU PDP.

Dynamic QRIS Payment Integration in Node.js: The Complete Guide

Backend

July 202610 min read

Dynamic QRIS Payment Integration in Node.js: The Complete Guide

Static vs dynamic QRIS, generating a dynamic QR through a licensed PSP, the MPM flow, webhook handling, NMID onboarding, and 2025 MDR fees — a hands-on Node.js guide.

Cheap VPS in Indonesia: A Practical Jakarta-Region Guide

Cloud

July 202610 min read

Cheap VPS in Indonesia: A Practical Jakarta-Region Guide

How to choose a cheap Indonesian VPS: Jakarta latency, IDR billing, the local provider landscape, real workload sizing, and first-hour hardening.

Integrating Shopee and Tokopedia Seller APIs

Backend

July 202610 min read

Integrating Shopee and Tokopedia Seller APIs

How I build seller-side middleware that keeps one inventory source of truth across Shopee Open Platform and Tokopedia (TikTok Shop) APIs.

Integrating the Official WhatsApp Business Cloud API in Indonesia

Backend

July 202610 min read

Integrating the Official WhatsApp Business Cloud API in Indonesia

How I wire up message templates, webhooks, the 24-hour window, and per-message pricing with the official WhatsApp Cloud API for Indonesian apps.

Xendit vs Midtrans: Which Payment Gateway to Pick in Indonesia

Backend

July 202610 min read

Xendit vs Midtrans: Which Payment Gateway to Pick in Indonesia

A hands-on backend comparison of Xendit and Midtrans for Indonesian payments — payment methods, fees, DX, and disbursement.

Showing 223–228 of 594 posts

Explore More

Projects

See the projects I've built

Experience

My professional career

Certifications

Professional certifications