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Uttarayan002/README.md

Hi, I’m Uttarayan Haldar

Data Science Practitioner | Driving Business Impact with Data & ML

  • I solve business problems by transforming raw data into high-impact decisions.
  • Experienced in building KPIs, ML models, and scalable data pipelines.
  • Currently focused on NLP and Reinforcement Learning to tackle complex decision challenges.
  • I bring a mindset of systems thinking, rapid iteration, and cross-functional collaboration.
  • Eager to contribute to a team driving growth, clarity, and measurable outcomes.

"A data scientist is only as valuable as the quality of data they deliver to decision-makers."

Tech Skills

Python SQL AWS PostgreSQL MySQL Pandas NumPy Seaborn Matplotlib Plotly Tableau Power BI scikit-learn TensorFlow Keras XGBoost LightGBM NLTK Gymnasium Stable-Baselines3 Git GitHub VS Code PyCharm Jupyter Google Colab Mistral AI ChatGPT

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. Dynamic-Pricing-Engine-RL Dynamic-Pricing-Engine-RL Public

    A real-world project to optimize SKU-level pricing dynamically, based on demand patterns, competitor behavior, and inventory signals.

    Jupyter Notebook

  4. DeepLearning-NeuralNetworks DeepLearning-NeuralNetworks Public

    A repository of modular implementation of ANN, DNN, CNN and RNN using TensorFlow. My Hands-on deep learning journey.

    Python

  5. 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