# João Gabriel Prestupa Pacheco

Senior Full Stack Software Developer with more than 8 years of experience and over 20 delivered projects.

I build web and mobile solutions that streamline processes and make people's lives easier. My work spans from database to browser, combining product thinking, software engineering and applied artificial intelligence.

## What I do

### Product and interface

I design accessible, high-performance experiences that turn complex needs into simple flows for web and mobile.

Core technologies: React, Next.js, Vue, Nuxt, TypeScript and React Native.

### Back-end and integrations

I build secure APIs and services that connect platforms, orchestrate processes and keep operations running.

Core technologies: Python, FastAPI, Node.js, Django, Rust and GraphQL.

### Architecture and data

I define sustainable architectures, persistence, messaging, delivery automation and monitoring for systems that need to grow with confidence.

Core technologies: PostgreSQL, MongoDB, Redis, RabbitMQ, Docker and CI/CD.

### Artificial intelligence

I apply agents, semantic search and supervised automation where AI creates concrete, measurable gains.

Tools and approaches: Codex, Claude, Copilot, custom agents, skills and MCP servers.

## Selected projects

### VTEX Store

High-traffic e-commerce built with VTEX IO, React and GraphQL.

### Minha Vero

Customer portal and mobile application built with Nuxt.js and React Native.

### Integration System

CRM and ERP integrations built with Python, FastAPI and Redis.

### ERP System

Process management solution for the Brazilian Army, built with Python and Flask.

### Chatbot NLP

Intelligent self-service experience built with Python and Rasa.

### Sonepar

Administrative and logistics microservices built with FastAPI, RabbitMQ and Next.js.

### ChamoAqui

On-demand connection between companies and nearby professionals, built with React Native, Expo and Firebase.

### ArchPrompts

Marketplace for system architecture prompts, built with Next.js, Stripe and PostgreSQL.

Website: https://arch-prompts.com/

## Contact

- Email: pacheco.code@gmail.com
- LinkedIn: https://www.linkedin.com/in/pacheco-dev-br/
- GitHub: https://github.com/joaogabriel15
- Portfolio in Portuguese: https://pacheco.dev.br/
- Portfolio in English: https://pacheco.dev.br/en/

## Canonical sources

- Agent summary: https://pacheco.dev.br/llms.txt
- Sitemap: https://pacheco.dev.br/sitemap-index.xml
- Crawler policy: https://pacheco.dev.br/robots.txt