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Hi, I'm Ruel Laranjo πŸ‘‹

Junior Data Scientist | Python β€’ R β€’ Statistical Modeling

Computer Systems Engineering graduate with hands-on experience in data analysis and Machine Learning. Skilled in Python and R, with projects focused on extracting insights and supporting data-driven decision-making.


πŸ” Core Skills

  • Exploratory Data Analysis (EDA)
  • Data Cleaning & Preprocessing
  • Regression Modeling (Simple & Multiple)
  • Statistical Inference
  • Data Visualization
  • Machine Learning
  • Python Programming
  • R Programming
  • SQL (Data Analysis)
  • Git & GitHub Workflow

πŸ“Š Featured Projects

πŸ”Ή House Price Prediction (Machine Learning)

  • Built an end-to-end machine learning model using Linear Regression and Random Forest
  • Performed data cleaning, feature engineering, and model evaluation (RMSE, RΒ²)
  • Identified key factors influencing house prices

πŸ”Ή Automobile Sales Dashboard (Plotly & Dash)

  • Developed an interactive dashboard to analyze automobile sales data
  • Performed EDA and visualized trends using Plotly and Dash

πŸ”Ή Stock & Revenue Analysis (Tesla vs GameStop)

  • Collected data using APIs and web scraping
  • Analyzed and visualized stock prices and revenue trends

πŸ”Ή Australia Weather Data Analysis

  • Performed data cleaning and exploratory data analysis on weather dataset
  • Identified patterns in rainfall, temperature, and weather conditions
  • Created visualizations to support insights and trend analysis

πŸ”Ή Statistical Inference Analysis (R)

  • Conducted hypothesis testing and statistical analysis on real datasets
  • Visualized distributions and interpreted results

πŸ… Certifications & Badges

  • IBM Data Science Professional Certificate (Coursera)

    • Includes: Python, SQL, Data Analysis, Data Visualization, and Machine Learning
  • Machine Learning with Python (Coursera)

  • Data Visualization with Python (Coursera)

  • Data Analysis with Python (Coursera)

  • Databases and SQL for Data Science (Coursera)


πŸš€ Currently Learning

  • Advanced Machine Learning
  • Advanced Statistical Modeling
  • Business Data Science Applications

πŸ“Œ Open to Opportunities

Actively seeking Junior Data Scientist opportunities.

Pinned Loading

  1. IBM-Data-Science-Tools-Project IBM-Data-Science-Tools-Project Public

    Final project from IBM Tools for Data Science course. Includes hands-on implementation in Jupyter Notebook using Python for data analysis and exploratory tasks.

    Jupyter Notebook

  2. regression-models-r regression-models-r Public

    Regression analysis project in R from Johns Hopkins Data Science Specialization via Coursera.

    HTML