Hello, I'm Justin!

JavaScript Engineer & Fullstack Developer

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Web Developer

I create perfect UIs with database integration and responsive custom websites. My focus is on building user-friendly interfaces that work seamlessly across all devices.

Jr. Cybersecurity

I know the fundamentals of cybersecurity and can work as a junior cybersecurity specialist or penetration tester. I have expertise in networking, operating systems, various types of attacks, prevention methods, and how to implement security measures for systems.

System Developer

I develop embedded systems using Java, creating efficient and reliable solutions for hardware integration and IoT applications.

Web Development Tech Stack

HTML

CSS

JavaScript

Bootstrap

Tailwind CSS

React

TypeScript

Node.js

Next.js

MySQL

PHP

GitHub

Git

VS Code

Netlify

Vercel

Leaflet

Tawk.to

Firebase

Supabase

Claude

ChatGPT

Perplexity

Hostinger

Render

System Development Tech Stack

Java

Python

Work Experience

Freelance Web Developer

Jan 2025 - Present

Developed responsive web applications using React.js and modern JavaScript. Collaborated with UX designers to implement pixel-perfect interfaces.

T-Mobile Customer Service (iQor)

Jan 2025 - July 2025

Answering customer inquiries, selling services and devices, resolving customer complaints, and escalating issues to management when necessary.

Cybersecurity Intern

Jun 2024 - Nov 2024

Assisted in vulnerability assessments and penetration testing. Developed security documentation and incident response plans.

IT Support Specialist

Sep 2022 - May 2023

Provided technical support to students, resolved hardware and software issues, and maintained network infrastructure.

Featured Projects

Technology Notion

JavaScript Tailwind HTML CSS

An agency that offers digital services with a modern, responsive design and interactive elements.(Due to lack of budget, the CEO has to cancel our contract during development)

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WAP - Tech & IT solutions

TypeScript Tawk.to JavaScript Formspree HTML CSS

An agency that offers IT services with live chat support and accepting mails

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Sankob Kaffe

Bootstrap MySQL JavaScript

A final project for an IT students that offers coffee with a simple ordering system

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Philippine PayGuard

Node.js Express JS Google API Netlify + Git repo

Philipphine PayGuard checks whether the URLs of banks and e-wallets sent to you via SMS are legitimate or potentially malicious, phishing, or malware-related. It’s a simple website built with Node.js, Express, and the Google Safe Browsing API.

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