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JGB-Colab/README.md

João Gabriel Borges

AI Engineer · Data Engineer
Building data pipelines, AI agents, and ML-driven systems that generate measurable business impact.
Currently at Méliuz, working with AI automation and data engineering in production.


📊 Impact

Metric Result Context
💰 +R$ 2,000,000 GMV in 6 months Recommendation system built with Word2Vec + similarity models
93% faster time-to-insight 14 days → 24h Automated data pipelines with Python + BigQuery
🤖 80% reduction in manual work Data automation via APIs and Cloud Functions

🛠️ Tech Stack

🤖 AI & Agents

LangChain LangGraph OpenAI Ollama Vertex AI RAG Prompt Engineering

🐍 Backend & APIs

Python FastAPI Node.js TypeScript JavaScript Docker REST API Pydantic

⚛️ Frontend

React Next.js Streamlit

🗄️ Databases

PostgreSQL BigQuery Redis SQLite ChromaDB SQL SQLAlchemy

☁️ Cloud & Data Engineering

GCP Cloud Functions Airflow Pandas Scikit-Learn Metabase Looker


🚀 Featured Projects

Interface that translates NLP queries into SQL and combines them with semantic search using embeddings for fast and intuitive inventory exploration.

LangChain RAG ChromaDB SQLite Node.js Streamlit


End-to-end MLOps pipeline for training, selecting, and serving ML models, with automated evaluation and API deployment.

Scikit-Learn XGBoost Airflow Flask


Backend integrating REST, gRPC, and pub/sub messaging for scalable data exchange between multiple services.

Python Flask gRPC RabbitMQ


🏆 Achievements

  • 🥉 3rd Place — UFC Hackathon (intelligent chatbot MVP)
  • 🛡️ PwC Hackathon — Generative AI phishing detector
  • ☁️ Google Cloud Fundamentalsver credencial
  • 🎓 How Transformer LLMs Work — DeepLearning.AI
  • 📊 SQL for Data Analysis & Python Master — certified

📌 Currently

  • 🔧 Working on AI automation and data engineering at Méliuz
  • 🧠 Building systems that connect data engineering + analytics + AI agents
  • 🌱 Deepening expertise in LangGraph, RAG architectures, and production LLM systems
  • 💼 Open to opportunities in AI Engineering, Data Engineering, and Analytics

"In God we trust; all others must bring data." — W. Edwards Deming

Pinned Loading

  1. Agent-Stock-AI Agent-Stock-AI Public

    AI Stock II: Automação End-to-End de Agente de Estoque

    Python

  2. Climate-AgriTech-MLOps Climate-AgriTech-MLOps Public

    Esse projeto visa construir um pipeline de MLops

    Python 1

  3. CitySenseHub CitySenseHub Public

    Esse projeto tem objetivo de construir uma aplicação com API Rest com Flask, com chamadas remotas via gPRC e aplicar padrões PubSub com RabbitMQ

    Python

  4. Imersao_Dados_IA_Generativa Imersao_Dados_IA_Generativa Public

    Esse projeto visa condensar os conceitos vistos durante a imersão de IA generativa oferecida pela Google + Alura

    Jupyter Notebook

  5. Repository_Books_Project Repository_Books_Project Public

    This project search showing the essentials skills that data science needed in the day for process ETL.

    Jupyter Notebook