👋 Hello there! I am

José Cassiano

A resourceful Fullstack Engineer passionate about creating innovative and efficient web applications using cutting-edge tools and technologies.

Where I've worked 💼

Software Developer (Front-End) @ FreshConstruct - TreeAid

Mar 2024 - Present

  • Engineered complete WordPress platform replatform supporting 1.7M+ users across African drylands, enabling $2.5M+ in annual donations through optimized fundraising flows.
  • Architected and deployed custom WordPress theme with Elementor integration, reducing page load times by implementing lazy loading and CDN optimization.
  • Built accessible donation interface achieving WCAG 2.1 AA compliance, increasing mobile conversion rates through responsive design implementation.
  • Streamlined content migration pipeline for 500+ pages using REST API automation, reducing manual effort by 70%.
  • Conducted comprehensive QA testing across 15+ browser/device combinations, identifying and resolving 40+ critical bugs pre-launch.

Some Projects I’ve Worked On 👨‍💻

01.
TreeAid

TreeAid Image

WordPress platform working with people in the drylands of Africa to tackle poverty and combat climate change by growing trees. Contributed to website replatforming with custom theme development and accessibility improvements.

WordPress
JavaScript
PHP
HTML5 / CSS3
MySQL
Elementor
Responsive Design
Accessibility
WooCommerce
REST API
Visit Website

02.
That's The Ticket - Australia

That's The Ticket - Australia Image

Television audience coordination software used by over 115K users across Australia. Contributed to UI development with React and Next.js, implemented reusable components using Storybook, and supported testing with Cypress.

React
Next.js
TypeScript
JavaScript
Material UI (MUI)
Storybook
Cypress
ASP.NET Core
Azure
HTML5 / CSS3
MSSQL
Visit Website

03.
Financial Planner

Financial Planner Image

Planner is a personal finance management application that helps you keep your financial life organized without needing a finance degree. Built with modern web technologies, it provides real-time insights into your income, expenses, investments, and overall financial health through an intuitive dashboard interface.

React
Next.js
TypeScript
Tailwind CSS
Recharts
JavaScript
Node.js
API RESTful
MongoDB
Auth0
i18n
HTML5 / CSS3
Visit Website

Skills & Technologies

Frameworks & Libraries

ReactNext.jsVueAngularTailwindZustandRedux

Programming Languages

JavaScriptTypeScriptPythonPHPHTML5 / CSS3

Tools & Technologies

Node.jsDockerGitSCSSCypressFigmaGitHub Actions

Additional Technologies

Material UI (MUI)StorybookASP.NET CoreEFMSSQLMailgunTwilioAzure DevOpsRESTSPAWordPressMySQLElementorWooCommerceREST API

Certifications & Education

Professional Certifications

Node.js Certification

Udemy • 2024

Next.js Certification

Udemy • 2024

React Certification

Udemy • 2023

Python Certification

Udemy • 2023

CSS3 & HTML5

Udemy • 2023

Academic Background

B.Sc. Electrical Engineering

UniNassau - Brazil

2018 – 2022

Technical, Especialization in Photovoltaic Systems

SENAI - Brazil

2015 – 2017

Technical, Electrical Technician

SENAI - Brazil

2013 – 2015

Technical, HVAC Technician

SENAI - Brazil

2010 – 2012

Let's Connect! 😄

Thank you for stopping by. I am always open for a chat. Feel free to contact me via email or other social platforms.