Portfolio

Titen: A Survey App That Assumes the Signal Will Drop

An offline-first field survey platform built solo in four weeks. Flutter client, Go API, a per-mutation outbox and idempotent endpoints, so a retried send can never create a second record.

Giri Magna Jaya: A Bilingual Company Site That Ships No JavaScript Bundle

A bilingual company profile built with Astro and Tailwind v4: 97 on mobile PageSpeed and 100 for SEO, no framework runtime, a heaviest page of 15 KB, and a visual identity drawn entirely from the client’s own logo.

Steward: Admin Panels in Pure Go

An open-source framework that builds admin panels in Go. Typed Grid, Form, and Detail builders on GORM, RBAC included, compiled to a single binary with no Node anywhere.

CSMS Wilmar: Three Years of Contractor Safety Compliance

A Contractor Safety Management System for an industrial operator: HSE pre-qualification scoring, certification, equipment licensing, and incident tracking across 38 modules in four languages.

Sinergi Group: Construction Project Management with WhatsApp Delivery

An internal system for running construction projects — bills of quantity, work orders, permits, foremen, progress — with a WhatsApp notification pipeline built on a Rust bridge that survives a downed queue and a revoked session.

Sinergi Group: A Bilingual Company Site, Server-Rendered on Purpose

The public website for a construction group, rendered server-side in Blade inside a Laravel app whose internal side runs Inertia and React. One translation source, two rendering stacks, no Node on the server.

Migrating 50+ Legacy Apps from cPanel to Docker

A comprehensive case study on modernizing infrastructure: moving 50+ PHP applications from shared hosting to a scalable, containerized VPS environment using FrankenPHP, Caddy, and GitLab CI/CD.

dbtool-cli: Automating Database Ops with Go

A cross-platform CLI built with Go and Cobra to automate PostgreSQL and MariaDB provisioning, with verified backups and retention rules that stop disks filling up.

Modern iOS CI/CD with Flutter & Xcode Cloud

How I automated Flutter iOS builds using Xcode Cloud integrated with a self-hosted GitLab, eliminating on-premise hardware and solving certificate management headaches.

USIN Academy: A Bilingual React Site, Prerendered for SEO

Building the USIN Academy marketing site with Vite, React, and TypeScript — and solving the SEO problem of a single-page app by prerendering every route to static HTML at build time.

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