I’m a data scientist based in Erfurt with experience in machine learning, NLP, SQL, and building end‑to‑end data applications.
This portfolio showcases my strongest projects, including my deployed Streamlit app for battery cycle‑life prediction.
Live App: https://lithium-ion-battery-cycle-life-prediction.streamlit.app/
Repo: https://github.com/jenimaz91/DSML-Final-Project-Lithium-Ion-Battery-Cycle-Life-prediction-Streamlit_app
Predicting the total cycle life of lithium‑ion batteries using early‑life degradation signals and machine learning.
Repo: https://github.com/jenimaz91/NLP-Text-Classification-Project
Binary classification using NLP preprocessing, TF‑IDF, and ML models.
Repo: https://github.com/jenimaz91/CNN-Image-Classification-Transfer-Learning
Image classification using CNNs and transfer learning (VGG16 / ResNet).
Repo: https://github.com/jenimaz91/ML-Project-House-Price-Prediction
Predicting house prices using regression models and feature engineering.
Repo: https://github.com/jenimaz91/EDA-SQL-project
Exploratory data analysis and SQL queries on a real dataset.
Python
- Pandas
- NumPy
- Scikit‑learn
- Matplotlib / Seaborn
- Jupyter Notebook
🤖 Machine Learning
- Regression models
- Classification models
- Feature engineering
- Model evaluation
🔤 NLP
- Text preprocessing
- Tokenization
- TF‑IDF
- Vectorization
🖼️ Deep Learning
- TensorFlow
- Keras
- CNNs
- Transfer learning
🗄️ Data & Databases
- SQL
- Tableau
- DB Browser
- EDA
🌐 Deployment & Tools Streamlit Git GitHub Virtual environments
- Email: jenimaz91@gmail.com
- LinkedIn: https://linkedin.com/in/jenifar-mazumder-638044ab
This repository serves as a central hub for all my data science and machine learning projects.
Each project includes a detailed README with methodology, results, and code.