Oséas Moreto

Fullstack Developer | PHP | Vue.js 3 | TypeScript | REST APIs | MySQL

São Paulo - Brasil | dev@oseasmoreto.com

Contact

Email: dev@oseasmoreto.com
Website: oseasmoreto.com
LinkedIn: linkedin.com/in/oseas-moreto

Technical Skills

Frontend: React.js, Vue.js 3, TypeScript, JavaScript (ES6+)
Backend: PHP (Laravel, Lumen), Node.js (Express, Fastify, NestJS), Python (FastAPI, Flask)
APIs: REST APIs, API Development, Twilio
Databases: MySQL
DevOps/Tools: Docker, Git
Arquitetura: Clean Architecture, DDD (Domain Driven Design)

Languages

English (Technical)
Portuguese (Native)

Professional Summary

Senior Full Stack Engineer with 12+ years building scalable web applications in PHP, TypeScript, React.js, Vue.js, MySQL, and REST APIs. Known for system architecture, database optimization, and leading internal product development teams.

Work Experience

Senior Fullstack Developer - Platform Builders

2025 - Present

Built scalable systems using PHP, TypeScript, and React.js
optimized MySQL performance
developed Python backend services and APIs for a WhatsApp bot via Twilio
Building REST APIs and integrating services
and improved system maintainability

Senior Fullstack Developer | Product Coordinator - Uappi

2019 - 2025

Led an internal product development team
built web platforms with PHP, Vue.js, React.js, and MySQL
Designed and maintained REST APIs
designed and maintained REST APIs; and improved delivery processes and team productivity

Backend Developer (Freelancer)

2018 - 2019

Developed backend services in PHP for high-demand web systems.

Web Developer - Deep Ocean

2014 - 2019

Developed websites and web systems across frontend and backend technologies.

Projects

LTVendas - ERP system built with PHP and MySQL
FISPortal - Management system with scalable architecture
Nike Planning - Purchase planning system
CeoFood - Delivery application

Technical Articles

Hospedagem de E-commerce: A Base Invisível para Performance e Escalabilidade
Wrote about scalable infrastructure, cloud hosting, performance optimization and high-availability systems for e-commerce.
https://www.ecommercebrasil.com.br/artigos/hospedagem-de-e-commerce-a-base-invisivel-para-a-performance-e-escalabilidade-das-lojas-virtuais
Segurança de Dados do Usuário: Como Evitar Vazamentos
Covered data protection, cybersecurity practices, secure APIs and strategies to prevent data breaches.
https://www.ecommercebrasil.com.br/artigos/seguranca-de-dados-do-usuario-como-evitar-vazamentos

Education

Technology in Systems Development - UniSalesiano (2013 - 2016)
Laravel, Vue.js, Angular Courses - Udemy