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minwoo-data/README.md

Hi, I'm Minwoo Park 👋

Data Analytics Engineer building AI-powered automation systems and data pipelines.

Currently working on AI-driven process automation - OCR, RAG pipelines, and LLM integrations that cut manual work by 90%+.

What I Work With

  • Data & Engineering: Python, SQL, R, Power BI, Process Mining
  • AI / LLM: RAG pipelines, LangChain, OpenAI/Claude APIs, ChromaDB
  • Automation: Power Automate, RPA, OCR, ETL pipelines
  • Tools: AWS, Git, Java, HTML

Recent Work

  • AI Expense Automation — OCR + LLM system that reduced reconciliation time by 90%+ (Accuver America)
  • RAG Competitor Intelligence — Document analysis pipeline extracting insights from unstructured data
  • Sustainability Data Audit — Python + Power BI system that found $20K+ in cost discrepancies (Andersen Corp)
  • Process Mining Analysis — Analyzed 3M+ records to improve insurance conversion by 5% (PuzzleData)

Featured Projects

📫 Contact

Popular repositories Loading

  1. minwoo-data minwoo-data Public

    Main portfolio repository highlighting machine learning, optimization, and process mining projects for data-driven decision systems.

  2. walmart-sales-forecasting walmart-sales-forecasting Public

    Customer purchase amount prediction using regression and ML models in R (caret), including feature engineering and model evaluation.

    R

  3. process-mining-portfolio process-mining-portfolio Public

    Process mining & analytics portfolio: procurement workflow optimization using Python & ProDiscovery (~80%+ conformance achieved).

  4. expense-automation expense-automation Public

    Automate expense tracking - from receipt scanning to statement reconciliation.

    Python

  5. career-ops career-ops Public

    Forked from santifer/career-ops

    AI-powered job search system built on Claude Code. 14 skill modes, Go dashboard, PDF generation, batch processing.

    JavaScript