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Jvsierra/README.md

👋 Olá! Eu sou o João Victor Sierra

🇧🇷 Português

Sou Cientista de Dados Sênior com experiência no desenvolvimento de soluções de Machine Learning de ponta a ponta, especialmente em previsão de demanda, otimização de processos e suporte à tomada de decisão baseada em dados.

Atuo desde a descoberta de solução até a implantação de modelos em produção, sempre buscando unir excelência técnica com impacto para o negócio.

🚀 Áreas de atuação

  • 📈 Forecasting (Previsão de Demanda)
  • 🤖 Machine Learning
  • 📊 Ciência de Dados
  • ⚙️ Engenharia de Dados
  • ☁️ Databricks & Azure
  • 🔥 PySpark
  • 📦 Supply Chain Analytics
  • 📉 Price & Demand Analytics

🛠️ Tecnologias

Linguagens

  • Python
  • SQL

Machine Learning

  • Scikit-Learn
  • LightGBM
  • XGBoost
  • CatBoost
  • StatsForecast
  • Prophet
  • Statsmodels

Data Engineering

  • PySpark
  • Databricks
  • Delta Lake

Cloud & MLOps

  • Azure
  • MLflow
  • Git
  • Docker

📌 Projetos em destaque

Você encontrará aqui projetos relacionados a:

📫 Contato


👋 Hi, I'm João Victor Sierra

🇺🇸 English

I'm a Senior Data Scientist with experience building end-to-end Machine Learning solutions, mainly focused on pricing, demand forecasting, process optimization and data-driven decision making.

My work covers the entire data lifecycle, from solution discovery to model deployment and production monitoring.

🚀 Areas of Expertise

  • 📈 Demand Forecasting
  • 🤖 Machine Learning
  • 📊 Data Science
  • ⚙️ Data Engineering
  • ☁️ Databricks & Azure
  • 🔥 PySpark
  • 📦 Supply Chain Analytics
  • 📉 Pricing & Demand Analytics

🛠️ Tech Stack

Languages

  • Python
  • SQL

Machine Learning

  • Scikit-Learn
  • LightGBM
  • XGBoost
  • CatBoost
  • StatsForecast
  • Prophet
  • Statsmodels

Data Engineering

  • PySpark
  • Databricks
  • Delta Lake

Cloud & MLOps

  • Azure
  • MLflow
  • Git
  • Docker

📌 Featured Projects

📫 Contact

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