Hachem SFAR

Data Scientist | Data Engineer | Machine Learning Specialist

Location: Munich, Bavaria, Germany

Contact: (+49) 178 4518406 • hachemsfar@gmail.com • GitHubLinkedIn

Skills: Azure Data Factory • Microsoft Fabric • Power BI • Machine Learning • Data Engineering • Python • Scala • SQL • Cloud Computing (Azure/AWS)

Profile Image

Experience

  • Machine Learning & BI Lecturer (Freelance) | EU Business School

    Jan. 2025 – Jun. 2025

    Taught Machine Learning & Business Intelligence to Master’s students.

    Tech: Python, Power BI, SQL, ML Frameworks

  • Data Engineer | Amadeus Fire

    Oct. 2024 – Present

    Built Azure Data Factory pipelines, Microsoft Fabric dataflows, and Power BI dashboards.

    Tech: ADF, Microsoft Fabric, Power BI, SQL, Azure, Python

  • LLM Developer (Freelance) | Mongoseed AI

    Apr. 2024 – May. 2024

    Created LLM tools for GDPR compliance and automated legal workflows.

    Tech: Python, LLM, Streamlit

  • Backend Developer (Freelance) | PARAVAN GmbH

    Jan. 2024 – Oct. 2024

    Developed backend for travel expense automation integrated with ABAS ERP.

    Tech: Python, Django, PostgreSQL, MS Graph

  • Machine Learning Specialist (Freelance) | Holo Light / BMW AG

    Oct. 2023 – Dec. 2023

    Built ML models predicting driver behavior using sensor and location data.

    Tech: Python, AWS, Streamlit, Data Visualization, ML

  • Data Engineer Consultant | INIT GmbH

    Aug. 2022 – Oct. 2023

    Developed Kafka connectors for SAP systems on the Confluent platform.

    Tech: Scala, Java, Kafka Connect, Docker, Jenkins, SAP

  • Machine Learning Specialist (Freelance) | Easy Sport Fitness

    Jan. 2022 – Apr. 2022

    Built time-series models to forecast gym visitor traffic.

    Tech: Python, FastAPI, Streamlit, NeuralProphet

  • Data Analyst / Data Scientist (Working Student) | E.ON

    Oct. 2019 – Sept. 2021

    Supported projects in data analysis, NLP, and web development.

    Tech: Python, Pandas, SQL, Azure, Snowflake, Streamlit

  • Data Scientist (Internship) | Attila AI

    Jan. 2018 – May. 2018

    Developed an intelligent recommendation system for personalized products.

    Tech: Python, Scikit-learn, Keras, ML Algorithms

  • Software Engineer (Internship) | Sagemcom

    Oct. 2017 – Dec. 2017

    Built a desktop application for visitor registration.

    Tech: Python, Flask, MySQL

Trainings

  • KfW | Tomorrow University Online

    Nov. 2022 – Jan. 2023

    Data Science for Leaders Program: Forecasted EV charging needs using ML models and built a web app for investment analysis.

    Tech: Python, Streamlit, NeuralProphet, DBScan

  • DataScience Academy

    Jun. 2018 – Aug. 2018

    Completed training in data prep, web scraping, ML, and deep learning using real-world data.

    Tech: Python, Scikit-learn, TensorFlow

Projects

  • LinkedIn Job Market Analysis

    Automated LinkedIn job scraping to identify top roles and skills in Germany.

    Tech: Python, Airflow, ETL, Data Analysis

  • Immoscout24 Data Pipeline

    Built ETL pipeline with ML forecasting and visualization for real estate data.

    Tech: Python, Airflow, MongoDB

  • NLP Projects

    Game of Thrones Chatbot (LLM Q&A), Celebrity Profiling (Twitter demographics), Patent Classification (XML text classification).

    Tech: Python, BERT, NLP

  • Web Scraping Projects

    Created Udemy web scraping course; built anime data pipeline and passport power map.

    Tech: Python, Scrapy, BeautifulSoup

Hackathons

  • Visa Climate Tech Hackathon 2024 – Online – Tech: Python, GenAI, OCR
  • Siemens Tech for Sustainability – Munich – Ranked 1/30 – Tech: Python, Streamlit, LLM
  • Tourism Technology Festival – Salzburg – Tech: Python, NeuralProphet
  • AI for Education Hackathon – Passau – Ranked 1/5

Volunteer Experience

  • Data Science Teacher & Full‑stack Course Creator – ReDI School of Digital Integration (Apr. 2022 – Jul. 2023)
  • Mentor – Techlabs e.V. (Nov. 2021 – May. 2023)
  • Organization Team – European Championships Munich 2022 (Jun. 2022 – Aug. 2022)
  • General Secretary – Tun’Up Munich e.V. (May. 2021 – Present)

Experience

  • IntilaQ Tunisia

    Learner - DataScience Academy

    06/2018-08/2018

    The goal of this program is to create a generation of data scientists ready to tackle and solve tomorrow's challenges.

    Participants will learn the basics of data science and they will learn how to apply classroom examples using real data.

    Program:

    ♦ Module 1: Prerequisites

    ♦ Module 2: Data Preparation

    ♦ Module 3: Web scrapping

    ♦ Module 4: Machine Learning

    ♦ Module 5: Deep Learning




  • Attila AI

    Graduation Internship

    01/2018-05/2018

    Development of an intelligent recommendation system that recommends products to meet the interests of each customer in the next months.

    keywords: Machine Learning, Exploration Data Analysis, Logistic regression, Naive Bayes, DecisionTree, Random Forest, Neural network




  •          
  • Sagemcom

    Student Job

    10/2017-12/2017

    Develop a system for monitoring and tracking visitors through a RFID badge carried by each of them when it is registered at the post office level of the company's custody The system will enable the security agent to localize in real time and will give authority to the visitor to have access to the area where it is permitted to.

    Technical environment: LoRa Network,RFID Sensor , STM32




  • WEVIOO

    Summer Internship

    10/2017-12/2017

    Solution development for the follow-up of the elderly which is useful (especially for those who suffer from Alzheimer's).

    Technical environment: HTML,Javascript,Google map api,Node-red ,Arduino/Raspberry pi,GPS shield, Temperature sensor, Arterial pressure sensor




  • WoMa, Fabrique de quartier

    Training

    07/2018

    Training in digital manufacturing:

    ♦ 3D design(Solidworks,autodesk fusion 360)

    ♦ 3D printing

    ♦ Milling and laser cutting




  •             

Education

  • Universität Passau

    Computer Science Master

    2018-Present

    Subjects: Advanced Data Science, Data Fusion

  • SUP'COM

    ICT Engineering Diploma

    2015-2018

    Subjects: Machine Learning, Probability and stochastic processes, UML, Programming languages(C/C++/Java)

  • Preparatory Institute for Engineering (IPEIEM)

    Pre-engineering

    2013-2015

    Rank:20/1200 in the national exam.
    Subjects:Computer Science, Mathematics, Chemistry, Physics.

Certifications

Skills

Domaines


  • Machine Learning

  • Web Development

  • Software Development

Programming Languages

  • Python
  • C/C++
  • Java
  • HTML5, CSS, JavaScript
  • MySQL
  • MongoDB

Languages


  • French(B2:TCF)

  • English(755/990:TOIEC)

  • German(A2)

Contact Me

  • AddressPassau, Germany
  • E-mailhachem.sfar@supcom.tn
  • Phone (+49) 178 4518406
  • Whatsapp (+216) 20 467 124