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  • Deutschland
  • 10:59 (UTC +02:00)

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SiamakGoudarzi/README.md

Hi, I'm Siamak 👋

Business & Data Analyst with a strong background in requirements engineering,
process optimization, and CRM/ERP workflows — supported by hands‑on
experience in Python/R analytics, SQL-based data processing, and
ETL pipelines.

My profile combines extensive real-world experience in business and IT (E‑Government, CRM, ERP, data-driven process automation) with academic analytical skills in statistics, data mining, and reporting.

🧩 Core Competencies

Business Analysis & CRM

  • Requirements Engineering & BPMN
  • Process Optimization & Digital Transformation
  • Experience working in Agile environments (Scrum/Kanban – using internal tools and workflows)
  • CRM/ERP Systems (Salesforce, Dynamics, Custom CRM)
  • Experience leading national-scale E‑Government projects (Iran)

Data Analysis & Statistics

  • Python (Pandas, NumPy, Scikit‑Learn, Matplotlib, Seaborn)
  • R (ANOVA, Regression, Hypothesis Testing, DoE)
  • Statistical Reporting (RMarkdown, LaTeX)
  • Exploratory Data Analysis & Business Insights
  • Google Analytics 4 & Search Console

Data Engineering & Databases

  • SQL Server (T‑SQL), MySQL
  • ETL with Python (Pandas, PyODBC)
  • Data Warehousing (Star Schema, SCD Type 2 — project-based)
  • JSON Processing & Data Migration

📁 Selected Projects

E‑Commerce Customer Insights (Python/R)

RFM segmentation, churn indicators, and exploratory analysis.
Project-level ML (Random Forest) for educational/portfolio purposes.
Project: https://github.com/SiamakGoudarzi/ecommerce-customer-insights-dashboard

Specialty Café CRM Database (SQL)

Relational CRM schema with loyalty program, RBAC, and inventory logic.
Project: https://github.com/SiamakGoudarzi/SpecialtyCafe-CRM-Database

Statistical Analysis Portfolio (R)

Eight complete statistical case studies (ANOVA, regression, non-parametric tests).
Project: https://github.com/SiamakGoudarzi/Statistical-Analysis-Portfolio-R-Language-

Retail Data Engineering (End‑to‑End)

ETL pipeline (CSV → OLTP → DWH), SCD Type 2, RFM analysis.
Project: https://github.com/SiamakGoudarzi/Retail-Data-Engineering-EndToEnd

SQL JSON Migration Tool

Parsing nested JSON into normalized SQL tables (project-based).
Project: https://github.com/SiamakGoudarzi/Sql-Json-Migration-Tool

FMCG Distribution – ERP Selection Framework

A practical 7‑layer methodology developed from real field research
across 80 distribution companies.
Project: https://github.com/SiamakGoudarzi/FMCG-Distribution-ERP-Selection-Framework

🎓 Research & Academic Work

Hybrid Portfolio Optimization (GA + TOPSIS)

Academic research in financial data mining and optimization.
Project: https://github.com/SiamakGoudarzi/Hybrid-Portfolio-Optimization-GA

Stock Clustering in Tehran Stock Exchange

SOM + K‑Means clustering for portfolio grouping.
Project: https://github.com/SiamakGoudarzi/Portfolio-Optimization-TSE

CRM as a Service (CRMaaS)

Conceptual cloud CRM architecture for the insurance sector.
Project: https://github.com/SiamakGoudarzi/CRMaaS-Cloud-Insurance

🎓 Education

M.Sc. in IT (E‑Commerce) — recognized in Germany
Focus: Data Mining, E‑Business, Information Systems

Contact

Email: siamak.goudarzi@gmx.de
GitHub: https://github.com/SiamakGoudarzi

Pinned Loading

  1. ecommerce-customer-insights-dashboard ecommerce-customer-insights-dashboard Public

    A comprehensive E-commerce intelligence system for Customer Segmentation (RFM) and Churn Prediction using Machine Learning.

    Jupyter Notebook

  2. Retail-Data-Engineering-EndToEnd Retail-Data-Engineering-EndToEnd Public

    End-to-End Retail BI Solution: Automated ETL pipeline transforming raw transaction data into a Star Schema Data Warehouse using SQL Server, Python, and SCD Type 2 logic.

    Python

  3. E-commerce-Customer-Behavior-Analysis E-commerce-Customer-Behavior-Analysis Public

    E-commerce customer behavior analysis & churn prediction using Python (OOP). Features an end-to-end data pipeline: cleaning, advanced EDA, and a scikit-learn Machine Learning workflow.

    Python

  4. Research-Portfolio Research-Portfolio Public

    Academic Research Portfolio: Hybrid Portfolio Optimization (GA, TOPSIS, SOM) & Cloud-based CRM Systems. Research on Tehran Stock Exchange (TSE) and Insurance FinTech.

  5. Statistical-Analysis-Portfolio-R-Language- Statistical-Analysis-Portfolio-R-Language- Public

    Applied statistical analysis and data modeling in R, focused on Quality Engineering, Design of Experiments (DoE), and process optimization across industrial and business sectors.

  6. SpecialtyCafe-CRM-Database SpecialtyCafe-CRM-Database Public

    Premium CRM & SQL Database implementation for a specialty café, featuring automated inventory, dynamic loyalty programs, and employee KPI tracking.

    TSQL