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DhouiouiCharfeddine/README.md

👋 Hi! I'm Charfeddine

A Business Intelligence (BI) and Data Analytics professional with a Bachelor's in Business Computing, specializing in BI. I’m passionate about turning raw data into actionable insights through automation, visualization, and analysis to support data-driven decision-making. My goal is to keep growing towards becoming a data scientist, blending technical expertise with problem-solving skills to deliver impactful solutions.

🛠 Professional Skills

  • Problem Solving: Tackling data challenges with innovative, results-oriented approaches.
  • Data Analytics: Skilled in ETL processes, data cleaning, transformation, and visualization.
  • Dashboard Creation: Building interactive, actionable dashboards with Power BI, Tableau, and IBM Cognos.
  • Automation: Designing scripts and workflows in Python to streamline repetitive tasks.
  • Business Insight: Translating complex datasets into clear, actionable recommendations.
  • Communication: Presenting analytical findings to both technical and non-technical audiences.

🧑‍💻 Technical Skills

Skill Category Tools/Technologies
Programming Python, SQL, PL/SQL, NoSQL, C, HTML5/CSS3, JavaScript
Data Analysis Power BI, Tableau, IBM Cognos, Excel, JSON, XML
Databases MongoDB, MySQL, PostgreSQL, SSMS
Web & Tools WordPress, Visual Studio Code, Canva, JIRA
Enterprise Systems VICIdial CRM, ERP
Statistical Analysis Hypothesis Testing, Regression Analysis, Confidence Intervals

📚 Projects

BI Platform for Network Analytics

Client: Tunisie Telecom

  • Built a complete BI platform for Fixed Broadband (FBB) network performance analysis.
  • Automated ETL pipelines in Python to process unstructured JSON data.
  • Integrated a NoSQL database for large-scale data storage.
  • Designed Power BI dashboards to monitor network quality.
    Technologies: Python, JSON, NoSQL, Power BI.

Car Rental Agency Dashboard

  • Designed an end-to-end dashboard solution for performance monitoring.
  • Created ETL processes, applied DAX measures, and developed interactive visualizations.
    Technologies: Power BI, DAX, Excel.

FIFA World Cup 2022 Website

  • Developed a static website showcasing teams and players for the 2022 World Cup.
    Technologies: HTML, CSS, JavaScript.

Job Portal Website

  • Created a platform connecting job seekers and employers, featuring resume-based job matching.
    Technologies: HTML, CSS, JavaScript, PostgreSQL, PHP.

🎓 Education

Bachelor’s Degree in Business Computing – Specialization in Business Intelligence
Higher Institute of Management (ISG), Tunis — 2020–2024

High School Diploma in Economics and Management
Ennasr Secondary School — 2016–2020

🌍 Languages

  • Arabic: Native
  • English: B2 (IELTS Academic – 2024)
  • French: Intermediate

📫 Let’s Connect!

Popular repositories Loading

  1. react-native-expo-facial-recognition react-native-expo-facial-recognition Public

    🐙 Production-grade React Native facial recognition app using ArcFace ONNX for face registration, verification, and secure local storage in Expo and TypeScript.

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  2. DhouiouiCharfeddine DhouiouiCharfeddine Public

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  3. WorldCup2022_Presentation WorldCup2022_Presentation Public

    a static website to pressent WorldCup2022 Teams

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  4. Emplyee_Employers_Website Emplyee_Employers_Website Public

    a website to connect emplyee with employers

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  5. car-sales-analysis car-sales-analysis Public

    End-to-end data analytics project analyzing car sales data, including data cleaning, exploratory analysis in Python, and interactive dashboards in Power BI.

    Jupyter Notebook

  6. FBB-BI-Platform FBB-BI-Platform Public

    End-of-study Business Intelligence platform for Tunisie Telecom’s Fixed Broadband network. Automates ingestion, ETL, and visualization of daily router metrics using Python, MongoDB, and Power BI.

    Python