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Achievement: Pair ExtraordinaireAchievement: QuickdrawAchievement: Pull Sharkx2Achievement: YOLO

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gkhnelbstn/README.md

Gökhan Elbistan

Data Scientist • Data Platform Lead • Product Owner

IBM Certified MSc Data Science Domain

"I live with data, for data — because everything is about data."

Typing SVG

🎯 Core Competencies

mindmap
  root((Data Expert))
    Data Platform & Architecture
      Medallion Architecture
      ETL / ELT Pipelines
      Data Warehouse Design
      Apache Spark & Airflow
    Data Science & ML
      CRISP-DM
      Statistical Analysis
      Machine Learning
      MLOps & LLMOps
    Databases & Storage
      PostgreSQL
      MongoDB
      DynamoDB
      Vector DBs
    BI & Governance
      Power BI & DAX
      KPI Definition
      Data Quality
      ISO 27001 & KVKK
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👤 Profile

Data Scientist with organization-wide ownership of analytics, data platform modernization, and enterprise data architecture in logistics and supply chain. Experienced in Medallion Architecture, scalable BI ecosystems, ERP integrations, and cross-functional team leadership. Focused on architecture-driven data operating models that enable measurable, future-ready decision-making.

🛠️ Tech Stack

Core Data Platform & Architecture

Python SQL Apache Spark Airflow AWS Docker n8n

Databases & Storage

PostgreSQL MongoDB DynamoDB Redis Pinecone ChromaDB Elasticsearch

Data Science & ML

scikit-learn XGBoost LightGBM Pandas Polars statsmodels Prophet TensorFlow PyTorch

MLOps & Observability

MLflow Grafana Prometheus FastAPI DVC Optuna LangChain Langfuse HuggingFace

BI & Decision Systems

Power BI Looker Studio Tableau Metabase

Data Governance

ISO 27001 KVKK DMBOK SCOR

📁 Project Structure Philosophy

project_name/
├── data/               # DVC-tracked, git-ignored
│   ├── raw/           # Immutable source data
│   ├── processed/     # Cleaned & transformed
│   └── features/      # Feature engineering outputs
├── notebooks/         # EDA & experimentation
├── src/               # Production source code
│   ├── data/
│   ├── features/
│   ├── models/
│   └── visualization/
├── tests/
├── configs/
├── monitoring/        # Grafana dashboards & alerts
├── deployment/        # Docker, cloud configs
└── docker-compose.yml

Template of choice: cookiecutter-data-science by @drivendataorg

📊 GitHub Stats

GitHub Stats Top Languages

🤝 Connect

✨ Always learning, always building, always optimizing ✨

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  1. IBM-Data-Science-Professional-Certificate-Course-Notes IBM-Data-Science-Professional-Certificate-Course-Notes Public

    I will upload my notes from IBM Data Science course in here. This repo will include my exams, projects, notes etc.

    Jupyter Notebook 1 1

  2. ibmcapstoneproject ibmcapstoneproject Public

    This repository contains files for end-to-end IBM Data Science Professional Certificate Capstone Project.

    Jupyter Notebook 1

  3. interviewqs-solutions interviewqs-solutions Public

    Python solutions for InterviewQs' competitions.

    Jupyter Notebook

  4. kaggle-competitions kaggle-competitions Public

    This repository contains notebooks for my solutions on Kaggle competitions (Not the private ones though).

    Jupyter Notebook

  5. end-to-end-video-game-ml end-to-end-video-game-ml Public

    End to end video game ML project for predicting Meta Critic point. This project will use Fast API for model prediction, maybe Flask for backend, Streamlit for frontend.

    Python