Joao Santos

Joao Santos

Full-Stack Developer

A meticulous developer gathering knowledge by building things

About

I'm a full-stack developer with 6 years of experience building applications and understanding how the full development process comes together. I specialize in ReactJS, Laravel, and Node.js, with a focus on applying SOLID principles and Clean Architecture. I'm passionate about automating complex workflows, reducing technical debt, and collaborating in agile environments to deliver scalable, high-impact solutions.

Projects

1-1 of 3
Portfolio dev preview

Portfolio dev

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Personal portfolio rebuilt as a focused Next.js experience, with centralized content, theme support, and archived V1 pages preserved for comparison.

Next.js
React
TypeScript
Tailwind CSS
Find a friend preview

Find a friend

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Pet adoption project focused on helping people discover nearby animals and connect with organizations through a clear search-first flow.

React
TypeScript
Tailwind CSS
Transactions (API) preview

Transactions (API)

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Fastify API for tracking transactions with typed routes, predictable validation, and a backend structure built for automated testing.

Fastify
Node.js
TypeScript

Experience

Web Developer

Lydia Sistemas Inteligentes

Jul 2024 - Present
  • Collaborated to engineer a plug-and-play integration tool using Go, transforming a 30-day manual process into an automated workflow
  • Refactored legacy PHP portals into scalable Laravel REST APIs and developed administrative dashboards using Bootstrap
Go
Laravel
PHP
REST API
Bootstrap

Technical Support Engineer

Scopic Software

Jan 2022 - Mar 2024
  • Identified and resolved root causes of recurring support tickets by deploying permanent fixes using React and PHP
  • Managed the end-to-end ticket lifecycle using Jira and daily Scrum syncs to accelerate hotfix deployment
React
PHP
Jira
Scrum

Lead Web Developer

Segure Segurança do Trabalho

Jan 2019 - Jan 2022
  • Spearheaded full-stack modernization using Laravel and ReactJS
  • Modeled scalable MySQL databases and established CI/CD workflows using GitLab
  • Directed the team using Agile Scrum methodologies to streamline sprint planning
Laravel
ReactJS
MySQL
GitLab
CI/CD
Scrum

Technologies

Laravel
ReactJS
Node.js
MySQL
GIT
Bootstrap
jQuery
REST API
Tailwind
GO
Typescript