You're seeing this page as if you were . The main menu is still yours, though. Exit from immersion
Malt welcome

Willkommen auf dem Freelancer-Profil von Michael !

Malt bringt Sie mit den besten Freelancern für Ihre Projekte zusammen. Sie können Michael kostenlos kontaktieren und sich im Chat austauschen, oder andere Freelancer anschreiben und unverbindliche Angebote einholen.

Michael Liersch Data Scientist - PowerBI Expert & Python GeekML

Michael Liersch

Data Scientist - PowerBI Expert & Python Geek
1 Empfehlung
  • Unverbindlicher Tarif
    299 € /Tag
  • Berufserfahrung0-2 Jahre
  • Antwortrate100 %
  • Antwortzeit1h
Das Projekt startet erst, wenn Sie das Angebot von Michael annehmen
Standort und Mobilität
Standort
Stuttgart, Deutschland
Ist bereit bei Ihnen im Büro zu arbeiten, in
  • Stuttgart und Umkreis (bis zu 50 km)
Checkliste

Malt Freelancer Charta unterzeichnet

Die Charta lesen
Geprüfte E-Mail-Adresse
Sprachen
Kategorien
Diese Profile passen auch zu Ihrer Suchanfrage
Agatha FrydrychAF

Agatha Frydrych

Backend Java Software Engineer

Baptiste DuhenBD

Baptiste Duhen

Fullstack developer

Amed HamouAH

Amed Hamou

Senior Lead Developer

Audrey ChampionAC

Audrey Champion

Web developer

Fähigkeiten (14)
Branchenkenntnisse
Michael in wenigen Worten
Double expertise Data scientist & Data analyst | X-HEC Alumni | Trilingual

Skills:
• Power BI Expert
• VBA & Excel Expert
• Python : Pandas, Scikit learn, Tensorflow, Numpy, XGB, Matplotlib,
• SQL : PostGre SQL, My SQL
• Web scraping : Beautiful Soup, Scrappy, Selenium
• Web Applications: Dash, Streamlit

About me:
I touched data through various internships with Mercedes-Benz working as Analyst with PowerBI, at OBI Next programming a VBA tool to automise the analysis and reporting structure, Deloitte using Python to build a web application and use ML-Models for credit default models. At BNP Paribas I worked in the AI Research Team using Neural Nets.
Having finished a Masters degree at Ecole Polytechnique (X) and HEC Paris in "Data Science for Business" I know database management & analytics, machine learning models, deep learning and more.

During my internships I extensively used Excel VBA and Power BI to create automated reports and Dashboards.

I grant particular attention to the quality of the code I produce and make sure it is both understandable and reusable by all the people I work with. All code can be delivered via GitHub if wanted!
Projekt- und Berufserfahrung
  • BNP Paribas Personal Finance
    Research Data Scientist
    April 2023 - Heute (2 Jahre und 1 Monat)
    Bordeaux, France
  • DELOITTE
    Global Algorithm Team- Credit Risk Modeling / Machine Learning / Digitalization
    April 2022 - September 2022 (5 Monate)
    Frankfurt, Germany

    - Coded front- and backend applications in MARS (Managed Application Risk Service) using agile working principles
    - Improved AUC of credit risk model by 0.05 through creating synthetic data with BorderlineSMOTE algorithm for the bank of a German car maker
    - Automated Data Preprocessing down to 20 minutes instead of multiple hours spend creating a compatible data set
    - Introduced a sampling tab to over/under or stratified sample datasets, used Imblearn to sample and Plotly to visualize
    - Simplified onboarding with batch files to one click instead of a lengthy fault prone process
  • Otto Group
    Intern | Digital & Consulting
    November 2020 - April 2021 (5 Monate)
    Hamburg, Germany

    - Initiated a carbon baseline in the department and raised 0.5% of total department revenue to offset close to 1000 tons of CO2-emissions every year. Pitched the project and recommended action to Vice President Dr. Sebastian Walter to create a Sustainability-Chapter
    - Evaluated opportunities in the quick commerce business and conducted a deep dive on profitability of delivery startups like Gorillas or Flink for the Board of Directors
1 externe Empfehlung
NS

Nils Schlenther empfiehlt Michael

Nils SchlentherNS
Nils Schlenther
18.12.2023
I had the distinct pleasure of working with Michael on an important business intelligence project. In addition to his excellent technical skills, he was able to quickly familiarise himself with the project. Clear and direct communication and explaining technical details in an understandable way made working with Michael extremely easy. His expertise contributed significantly to the success of our project. I highly recommend Michael for future projects and I am convinced that he will add great value to your team.

Ich hatte das ausgesprochene Vergnügen, mit Michael an einem wichtigen Business Intelligence Projekt zusammenzuarbeiten. Neben seinen ausgezeichneten technischen Fähigkeiten konnte er sich schnell in das Projekt einarbeiten. Eine klare und direkte Kommunikation und das erklären von technischen Details in einer verständlichen Art und Weise haben die Arbeit mit Michael extrem erleichtert. Seine Expertise hat maßgeblich zum Erfolg unseres Projekts beigetragen. Ich empfehle Michael uneingeschränkt für zukünftige Projekte und bin überzeugt, dass er auch Ihrem Team einen großen Mehrwert bieten wird.
Ausbildung und Abschlüsse
  • Master of Science
    HEC PARIS
    2023
    Master of Science - MS, Data Science for Business X-HEC
  • Master of Science
    École Polytechnique
    2023
    Master of Science - MS, Data Science for Business X-HEC
  • Bachelor of Science
    Washington University in St. Louis
    2019
    Bachelor of Science - BS Stochastic Processes, Applied Econometrics
  • Bachelor of Science
    Eberhard Karls Universität Tübingen
    2020
    Bachelor of Science - BS, Economics and Business Administration Statistics, Financial Mathematics