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Uttarayan002/README.md

Hi, I’m Uttarayan Haldar

Computer Science graduate, continuously mastering Data Science & AI through self-learning - building impactful, industry-grade projects and applying skills to solve real business problems, while advancing toward a high-impact analytics career.

  • Currently focused on NLP and Reinforcement Learning to tackle complex decision challenges.
  • Transforming messy data into business-ready insights, enabling better product decisions and marketing optimization.
  • Experienced in building KPI Dashboards, ML models, and scalable data pipelines.
  • Driving product & growth decisions through clear, measurable data stories.

"In data science, your worth isn’t in the models you build. It’s in the decisions your data makes possible."

Tech Stack

Python SQL Amazon Athena Badge Amazon S3 Badge PostgreSQL MySQL Pandas NumPy Seaborn Matplotlib Plotly Tableau Power BI scikit-learn TensorFlow Keras XGBoost LightGBM NLTK Gymnasium Stable-Baselines3 Git GitHub FastAPI Badge Docker PyCharm VS Code Jupyter Google Colab

Let's connect!

LinkedIn Gmail

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  1. Energy-Forecast-Optimization-with-XGBoost-for-Operational-Efficiency Energy-Forecast-Optimization-with-XGBoost-for-Operational-Efficiency Public

    Developed a robust machine learning model (XGBoost), to demonstrate how data science can directly support energy optimization, sustainability goals, and cost-effective production planning.

    Jupyter Notebook 4

  2. Liveness-Detection-Model-to-Prevent-Spoofing-in-Biometric-Systems Liveness-Detection-Model-to-Prevent-Spoofing-in-Biometric-Systems Public

    Detects fake faces (images, videos, masks) in real time using a YOLOv8-based liveness model — built for integration into secure biometric authentication systems.

    Python

  3. nlp-learning-journey nlp-learning-journey Public

    My hands-on NLP learning journey, combining theory, code, and real-world practice using, NLTK, spacy and scikit-learn.

    Python

  4. real-world-data-cleaning-practice real-world-data-cleaning-practice Public

    Repository for my daily data cleaning practice with Pandas and Polars

    Jupyter Notebook