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Jbnado/README.md

Hi 👋, I'm João Bernardo, but please call me JB 😎!

Full Stack Developer | Fullstack at Verzel | Tech Enthusiast | Game Developer

I'm studying Technology Systems Analysis at FATEC Ribeirão Preto, a public college in Brazil, while building scalable applications that solve real-world problems.

I specialize in Full Stack Development with expertise in cloud infrastructure, microservices architecture, and performance optimization. I'm passionate about clean code, SOLID principles, and creating inclusive educational experiences through technology.


🚀 Professional Experience Highlights

Verzel (Fullstack Developer) | Remote, April 2025 – Present

  • Developing high-availability REST APIs in Python, Java (Spring Boot), and NestJS for payments, customer support, and CRM systems using Oracle and MSSQL
  • Implementing RPA automation with Python and Playwright to streamline repetitive processes
  • Building responsive, component-based interfaces with React and Vite

Take (Full Stack Developer) | On-site, May 2023 – April 2025

  • Architected and maintained microservices for B2B e-commerce platform using React, Spring Boot, AWS, and RabbitMQ
  • Optimized critical queries and database indices, achieving 60% performance improvement on checkout pages
  • Managed AWS infrastructure (EC2, S3, Lambda, CloudWatch) with 99.8% uptime and Auto Scaling
  • Implemented CI/CD pipelines with Docker and BitBucket Pipelines for zero-downtime deployments
  • Mentored 2 junior developers with code reviews, technical architecture, and conflict resolution
  • Developed comprehensive testing strategy with 80% coverage using Cypress (E2E) and Jest (unit tests)

🎮 Featured Project: Ribeirão Noir

The Theft of the Saint Sebastian Statue | Solo Developer, Jan – Aug 2025

An investigative educational game that demonstrates the intersection of game development and social impact:

  • Full game development end-to-end using Godot Engine 4.x and GDScript with RPG mechanics, probabilistic dice-rolling system, and branching non-linear narrative
  • OOP & SOLID architecture with design patterns (Singleton, Observer, Composition over Inheritance) ensuring scalability and maintainability
  • Robust save/load system with JSON serialization and granular player progress tracking
  • Measurable impact: Officially launched at the 24ª International Book Fair of Ribeirão Preto (Aug 2025), deployed in 5 municipal schools, reaching 500+ students in the first semester with teacher support materials

GitHub Repo | Learn More


💡 Core Technologies & Expertise

Languages & Frameworks

Frontend & UI

Backend & Cloud

Database & DevOps

Mobile & Other


📊 GitHub Stats

Activity & Contributions 📈

GitHub Streak


🎯 What I'm Currently Working On

  • 🔧 RPA Automation – Streamlining enterprise processes with Python and Playwright
  • 🏗️ System Design & Scalability – Building microservices architectures for high-traffic applications
  • 📚 Educational Impact – Leveraging technology to create inclusive learning experiences
  • 🧠 SOLID Principles & Clean Architecture – Writing maintainable, production-ready code

💬 Let's Connect!


Built with passion

Full Stack Developer | Microservices Enthusiast | Game Developer | Educator

Pinned Loading

  1. EstruturaDeDados-Fatec EstruturaDeDados-Fatec Public

    Este repositório foi criado para acompanhar as aulas de estruturas de dados na FATEC (Faculdade de Tecnologia de Ribeirão Preto), o intuito dele é ter comentários para que qualquer um que venha a l…

    C++ 2

  2. split_app_divisao_de_contas split_app_divisao_de_contas Public

    Dart

  3. myReact myReact Public

    Just to understand how react works.

    TypeScript

  4. facebook_post_nodejs facebook_post_nodejs Public

    TypeScript