# 👋 Hi, I'm Gustavo Marinho

I'm a **Systems Analysis and Development (ADS)** student at **UNINTER**,  
with hands-on experience in **frontend development**, **backend REST APIs**, and **academic cybersecurity labs**.

I enjoy building **well-structured, tested, and documented applications**, always focusing on clean code, learning, and best practices.

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## 💻 Areas of interest
- Frontend development (HTML, CSS, JavaScript)
- Backend development (Java & Spring Boot)
- REST API design and validation
- Responsive and accessible web interfaces
- Cybersecurity (defensive security and ethical studies)
- Programming fundamentals (Java and Python)

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## 🧪 Featured projects

### 🧩 Task Manager API — REST Backend (Portfolio Project)
A **portfolio-ready REST API** for task management, built with professional backend practices.

**Key features:**
- CRUD operations with pagination
- DTO validation and global error handling
- OpenAPI / Swagger documentation
- Dockerized PostgreSQL with Flyway migrations
- Automated tests and CI with GitHub Actions

🛠 Java • Spring Boot • PostgreSQL • Docker • Flyway • JUnit • GitHub Actions  
🔗 https://github.com/GustavoMPrado/task-manager-api

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### 🌐 Menstruação Sem Tabu — Institutional Website
Frontend project developed for a social education initiative.

🛠 HTML • CSS • JavaScript • GitHub Pages  
🔗 https://gustavomprado.github.io/menstruacao-sem-tabu-website/

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### 🔐 Ransomware — Academic Cybersecurity Study
Academic lab project analyzing ransomware behavior in isolated environments,  
focused on **defensive understanding and ethical use only**.

🛠 Python • Cryptography • Cybersecurity

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### 🎣 Phishing — Academic Cybersecurity Study
Laboratory study of phishing techniques for **detection, prevention, and awareness**.

🛠 Kali Linux • Social Engineering • Security Awareness

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## 📫 Contact
- 📧 Email: [email protected]  
- 💻 GitHub: https://github.com/GustavoMPrado  

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## 🧭 Currently learning
- Advanced Spring Boot patterns
- REST API testing and CI/CD pipelines
- Preparing for full-stack development (React integration)