01
GEMP Online System live
Energy reporting platform for the Philippine Department of Energy. Government agencies log and monitor consumption against a national 10% reduction target.
React · Laravel · TypeScript · Tailwind
Full-stack developerJohn Christian
Narbaja
Web · Mobile · Data — 3+ years
End to end: database schema, API, interface, mobile, deployment — solid across web, mobile and enterprise systems, comfortable in Agile teams with code review and CI/CD.
Full stack5 axes
StackHover for detail
Frontend
React
Vue
Next.js
TypeScript
JavaScript
Tailwind
Backend
Laravel
PHP
.NET C#
Node.js
MySQL
SQL Server
Mobile
Flutter
React Native
Integration & automation
n8n
Sentry
Firebase
Mapbox
Stripe
WebSockets
Postman
Ops & tooling
Docker
AWS
Azure DevOps
Git
Linux
Figma
Selected work07 entries
02
eHatod Delivery Platform
Customer, rider and merchant apps over a Laravel API, with live dispatch and rider tracking on Mapbox, plus integrated ERP and accounting modules. Built solo — architecture through deployment.
Flutter · Vue · Laravel · Reverb · Mapbox
03
RinSoft ERP
Accounting, inventory, payroll and CRM for Philippine SMEs — general ledger, cash flow statements and BIR-aligned reporting, with role-based access and audit trails.
Laravel · Vue · Inertia · MySQL · Docker
04
Alumni Membership System
Built for BISU-Bilar to keep alumni connected — membership management, event updates, and a place to share news and accomplishments.
Laravel · Bootstrap · JavaScript
05
Balilihandumanan
Mobile app teaching the local history and cultural heritage of Balilihan through guided discussions, quizzes, games and map navigation.
React Native · Expo · NativeWind · TypeScript
06
AJAB Car Rental
Car rental platform for a transport service in Consolacion, Cebu — booking flow and service management built for everyday, non-technical operators.
Laravel · Bootstrap · JavaScript
07
Local Weather App
Real-time weather from the OpenWeather API, built to practise clean state handling and a responsive, dynamic interface.
Vue · Tailwind · OpenWeather API