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WilliamSMendes/README.md

Hi there! 👋 I'm William 👨‍💻🤖

Mid-Level Data Scientist & AI Engineer | Campinas-SP (Brazil)

About Me

Coming from a biomedical background, I have worked in Data Science since 2021, building AI-driven solutions in Computer Vision, Time Series Forecasting, Generative AI, and LLMs. I am passionate about innovation and automation, specializing in optimizing business processes across healthcare, retail, energy, finance, and customer support. Currently, I am focused on building scalable, multi-agent AI systems and robust predictive models, continuously pushing my expertise to drive high-impact data strategies globally.

Contact

📫 How to reach me: william.qgdi@gmail.com

Tech Stack

Professional Experience

  • 💼 Data Scientist at Acerto (2024 - Present)

    • Architected and managed a multi-agent negotiation chatbot using LangChain and GPT, directly contributing to company revenue.
    • Developed and optimized debt ranking and conversion lift models to enhance business intelligence strategies.
  • 📊 Data Scientist at AB InBev (2023 - 2024)

    • Developed a large-scale forecasting model for the European market leveraging PySpark and Databricks.
  • 📈 Data Scientist at Kumulus Cloud & Data (2021 - 2023)

Education

  • 🤖 Postgraduate in Machine Learning Engineering
    📆 Expected Jul 2026
    📍 FIAP

  • ⚙️ Bachelor's Degree in Industrial Automation Technology
    📆 2021 - 2023
    📍 IFSP - Instituto Federal de Educação, Ciência e Tecnologia de São Paulo - Piracicaba, Brazil

Certifications

  • ✔️ Microsoft Certified: Azure AI Engineer - 07/2023
  • ✔️ Microsoft Certified: Azure Fundamentals - 03/2022
  • ✔️ Microsoft Certified: Azure Data Fundamentals - 02/2022
  • ✔️ Microsoft Certified: Azure AI Fundamentals - 11/2021

Pinned Loading

  1. JabuS2/datathon-7mlet-grupo-68JabuS2/datathon-7mlet-grupo-68Public

    Jupyter Notebook 1 1

  2. violence-weapon_detectionviolence-weapon_detectionPublic

    Two neural networks to detect weapons and violence in videos

    Jupyter Notebook 5

  3. computer-vision_audio-controlcomputer-vision_audio-controlPublic

    Controlling the system audio with a video capture of fingers through webcam.

    Python 1 1

  4. NLP_binary-classifier-tweetsNLP_binary-classifier-tweetsPublic

    A binary classifier for tweet disasters with roBERTa for Facebook.

    Jupyter Notebook