Fullstack Software Engineer with 5+ years of experience delivering production-ready solutions. I specialize in End-to-End Ownership, bridging the gap between complex business requirements and zero-downtime deployments—a technical maturity demonstrated through the high-fidelity systems showcased below.
- 🚀 Business Mindset: Former e-commerce manager, bringing a practical focus on ROI, process automation, and real-world problem-solving.
- ☁️ Cloud Multi-Stack: Extensive experience deploying and managing infrastructure across AWS, Azure, and Google Cloud Platform (GCP).
- 🌍 Global Standards: Expert in Internationalization (i18n) and Multi-currency systems (mastering BRL, USD, and PYG rules).
- 🏗️ Architecture: Heavy focus on Clean Architecture, SOLID, and automated testing (95%+ coverage).
I am currently maintaining the projects below as high-fidelity portfolio showcases to demonstrate production-grade quality, security, and architecture.
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| Database & Cache | DevOps & Cloud | Quality & Testing |
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AI-Powered Financial Management System Fullstack application with AI categorization, multi-currency support, and real-time analytics dashboard. Features include proactive exchange rate caching, resilient API calls, and comprehensive E2E testing. Stack: NestJS 10, MongoDB 8, React 18, Vite 6, LangChain, Gemini, Recharts, Cypress (20 E2E tests). Quality: 88 backend tests (Jest), 20 E2E tests (Cypress), CI/CD with GitHub Actions.
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Enterprise Pet Shop Management Platform Production SaaS with 3 AI agents: scheduling (Function Calling), product intelligence (RAG + ChromaDB), and health analysis (Search Grounding). Migrated from AWS to Azure with zero downtime. Backend: Django 5.2, DRF, Celery, PostgreSQL, Redis, LangChain, Gemini, 94% coverage (pytest). Frontend: Next.js 15, React 19, Zustand, TanStack Query, Framer Motion.
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Clean Architecture Reference Implementation Fullstack system demonstrating Clean Architecture in both backend and frontend. Features strict separation of concerns (Controllers → Services → Repositories) and comprehensive test coverage. Backend: Node.js 20, Express, TypeScript, Prisma, MySQL, 98% coverage (Jest + Supertest). Frontend: React 19, Vite 7, TailwindCSS 4, 94% coverage (Vitest + RTL).
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AI Conversational Platform Intelligent chatbot with LLM integration (Llama 3.3 70B via Groq API) and persistent conversation history. Features multi-user authentication isolation and contextual responses in Markdown. Stack: Django 5.2, LangChain 0.3+, Groq API, PostgreSQL 16, Docker Compose.
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📦 Additional Projects (Click to expand)
- PetCare Web: Next.js 15 SPA with Clean Architecture (domain/application/infrastructure), Zustand, TanStack Query, and Framer Motion animations.
- Cookiecutter Django Enterprise: CLI tool to generate production-ready Django projects with Docker, CI/CD, and security best practices.
- Parking Service API: DRF API with advanced filtering (RQL), Swagger/OpenAPI 3.0, and 96% test coverage.
- Library Management: Complete library system with inventory control and loan management.
- ✅ Professional Experience: 5+ years delivering functional solutions for E-commerce, Veterinary, and Management sectors.
- ✅ Multi-Cloud Mastery: Expertise in architecting and deploying on AWS, Azure, and GCP.
- ✅ Advanced i18n: Deep knowledge of internationalization, regional business rules, and dynamic formatting (BRL/USD/PYG).
- ✅ High-Quality Code: 94-98% coverage using Pytest, Jest, Vitest, and Cypress (E2E).
- ✅ Team-Oriented: Focused on joining a collaborative team to share technical experiences and evolve together.
- ✅ Modern Stack: Python 3.12 (Django/FastAPI), NestJS/Node.js, React 19 (Next.js 15), and TypeScript.
"Building reliable software with clean code, comprehensive tests, and production-ready architecture."