Athulya Esther | Data Analyst Portfolio

About Me

I am a Data Analyst focused on transforming complex datasets into actionable business insights. Skilled in Python, Pandas, NumPy, Machine Learning, Data Cleaning, Visualization, and predictive modeling. I specialize in end-to-end analysis pipelines — from raw CSV data to strategic decision-making.

Technical Skills

Programming & Data Processing

Python

95%

Pandas & NumPy

92%

SQL

85%

Machine Learning & Analytics

Scikit-learn

88%

Time Series (Prophet, ARIMA, LSTM)

82%

Data Visualization (Matplotlib, Seaborn, Plotly)

90%

Tools & Deployment

Streamlit

94%

Git & GitHub

90%

Jupyter / VS Code

96%

Data Analytics Projects

End-to-End Real-World Data Analysis

Complete business analytics workflow from raw CSV → EDA → visualization → insights.

Python Pandas Matplotlib

Household Power Consumption Prediction

Time-series forecasting using ARIMA, Prophet & LSTM models with visualization dashboard.

Python Prophet • LSTM Streamlit Plotly

Mental Health Treatment Prediction

Classification model predicting treatment needs using feature engineering & ML algorithms.

Python scikit-learn XGBoost

Student Stress Risk Prediction

Predictive ML system analyzing behavioral and academic data for risk identification.

Python Pandas Random Forest

Time Series Forecasting

Trend forecasting using ARIMA & Prophet with performance evaluation.

Python ARIMA Prophet

Hotel Booking Data Cleaner

Data preprocessing pipeline handling missing values, duplicates & inconsistencies.

Python Pandas NumPy

Faithverse Bible App

Modern Bible study app with daily verses, search, bookmarking, and responsive design.

Python Streamlit SQLite

Data Analyst