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

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Cloud

July 202610 min read

Biznet Gio vs IDCloudHost: Indonesia Cloud VPS Compared

A hands-on comparison of Biznet Gio and IDCloudHost on Jakarta data centers, rupiah pricing, performance, and support, plus when a local cloud beats DigitalOcean or Vultr for Indonesian workloads.

Coretax DJP for Developers: e-Faktur, e-Bupot & NPWP Integration

ERP

July 202610 min read

Coretax DJP for Developers: e-Faktur, e-Bupot & NPWP Integration

What Coretax DJP changed for e-Faktur and e-Bupot, and the three things every ERP developer must handle: 16-digit NPWP, auto-generated tax invoice numbers, and the new XML import.

Integrating Midtrans Snap Payments into a Next.js App

Backend

July 202610 min read

Integrating Midtrans Snap Payments into a Next.js App

A hands-on guide to wiring Midtrans Snap into Next.js: server-side token creation, the Snap popup, and a webhook that verifies the SHA512 signature key.

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.