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RB

Hi, I'm Reysan

Reysan Barillo

Reysan Barillo

 

Fullstack Web Developer and Data Analyst based in the Philippines. I build responsive web systems, automate workflows, and translate raw data into clear visual stories. I don't just learn technologies. I use them to eliminate real problems and save people time. If you need someone who can do both. I'm your guy.

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Scroll down to learn more about my skills & experiences

Bootstrap Bootstrap
Git Git
GitHub GitHub
HTML5 HTML5
JavaScript JavaScript
Laravel Laravel
MySQL MySQL
Next.js Next.js
Node.js Node.js
Nuxt.js Nuxt.js
Python Python
React React
TypeScript TypeScript
Bootstrap Bootstrap
Git Git
GitHub GitHub
HTML5 HTML5
JavaScript JavaScript
Laravel Laravel
MySQL MySQL
Next.js Next.js
Node.js Node.js
Nuxt.js Nuxt.js
Python Python
React React
TypeScript TypeScript

Experience

Web Developer

Build and develop custom websites and web-based systems for clients and students.

Key Responsibilities

  • • Develop responsive websites and web applications.
  • • Create capstone/thesis systems with database integration.
  • • Deploy, maintain, and optimize websites.

Graphic Designer (Part-time)

Designed promotional visuals and product graphics for an online shop.

Key Responsibilities

  • • Create product images and banners.
  • • Enhance product visuals.
  • • Collaborate with the store owner.

Data Analyst

Developed data-driven solutions and automation tools.

Key Responsibilities

  • • Build interactive dashboards using Power BI.
  • • Automate certificate generation.
  • • Develop automated hackathon scoring system.

Skills

Technologies I excel in

{

Backend Development

Node.js
Node.js
MySQL
MySQL
Python
Python
PHP
PHP
Laravel
Laravel
PostgreSQL
PostgreSQL
SQL Server
SQL Server
{

Frontend Development

JavaScript
JavaScript
HTML5
HTML5
CSS3
CSS3
Sass
Sass
Tailwind
Tailwind
Bootstrap
Bootstrap
React
React
{

Data Analysis

Power BI
Power BI
Excel
Excel
Google Sheets
Google Sheets
Google Apps Script
Google Apps Script
{

Others

GitHub
GitHub
Git
Git
Docker
Docker
Figma
Figma
Claude
Claude

Projects

Things I've built

Management System with Appointment Scheduling for Transaction
web

Management System with Appointment Scheduling for Transaction

Fullstack Developer

A digital platform that streamlines college document requests and appointment scheduling, allowing students to easily file requests, book pick-up slots, and track transactions online.

Laravel Laravel
CSS3 CSS3
MySQL MySQL
Bootstrap Bootstrap
JavaScript JavaScript
Code
Partido Temo Goa
web

Partido Temo Goa

Solo Developer

A web-based management platform that digitizes traffic violation logging for Goa's traffic enforcers. It features real-time recording of offenses, automatic penalty/fine calculation, and instant tracking of payment statuses.

MySQL MySQL
PHP PHP
Tailwind Tailwind
Code
Super Angkol (Saving Anti Edition)
game

Super Angkol (Saving Anti Edition)

Solo Developer

An engaging 2D platform runner featuring smooth movement mechanics, dynamic obstacle dodging, and enemy evasion.

JavaScript JavaScript
HTML5 HTML5
CSS3 CSS3
Code Demo
Automated Certificate Generation
automation

Automated Certificate Generation

Solo Developer

Built a Google Apps Script automation during my internship that generates and emails employee certificates after Excel exam completion, with automated expiry reminders. Currently used by the company to streamline certification management.

Google AppScript Google AppScript
Google Sheet Google Sheet
Code
Hackathon Judging Automation
automation

Hackathon Judging Automation

Solo Developer

Developed an automation workflow used during a company hackathon event as part of my internship. The solution automated score collection from multiple judges, prevented duplicate evaluations, consolidated results in real time, and automatically determined the winning team.

Google AppScript Google AppScript
Google Sheet Google Sheet
Code

Blog

My digital journal

Freelancing

My Experience as a Freelance Web Developer

Starting as a freelance web developer was both exciting and challenging. Learn about the challenges I faced...

Read More →
Automation

Automating Hackathon Scoring

How I built an automated scoring system using Google Sheets and Google Apps Script to streamline hackathon judge evaluation...

Read More →
Automation

Automating Certificate Generation

Building an automated system for Excel exam certification with dynamic PDF generation and email distribution...

Read More →
Data Analytics

How I Built My First Power BI Dashboard

A beginner's guide to building my first Power BI dashboard from data cleaning to visualization...

Read More →

Contact

Reach out directly, tap to open your mail app or dialer.

Email

reysanbarillo@gmail.com

Mobile

09703093290