date-engineering

Technical portfolio in Mathematics, Data Science, Machine Learning, AI, Optimization & Decision Intelligence — from rigorous modeling to reliable decisions.

python portfolio data-science machine-learning time-series optimization mathematics scientific-computing numerical-methods data-pipelines decision-support computational-modeling data-quality mathematical-optimization artificial-inteligence date-engineering decision-intelligence generative-ai

Updated Sep 7, 2026
JavaScript

NehaKhann / python-scraping-series

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14 scraping projects in Python — one per day. Real code, real mistakes, real fixes. httpx → Scrapy → Playwright → browser agents.

python automation scraping webscraping linkdin playwright steamlit date-engineering beautifulsoap

Updated Jul 1, 2026
Python

PreetRaut / lakehouse-pipeline

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End-to-end data pipeline with Airflow, DuckDB & Parquet — local lakehouse patterns that mirror Spark/Snowflake/Databricks at scale.

portfolio airflow parquet dbt lakehouse date-engineering

Updated Jun 15, 2026
Python

layden17 / retail-analytics-powerbi-platform

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Pipeline Data Engineering Python/PostgreSQL avec modèle en étoile et dashboard Power BI sur les données e-commerce Olist.

python docker sql etl postgresql power-bi data-analytics dax olist date-engineering

Updated Aug 14, 2026
Jupyter Notebook

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