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Stephan GesellSG

Stephan Gesell

Dr.-Ing. | Data Science & Consulting

€800/day
Berlin, DE
8-15 years

Average response time: 1 hour

Freelancer profile translated to English.
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About Stephan

Dr.-Ing. & Data Scientist with 8+ years of experience in the statistical analysis of experimental and health data. Pharma Analytics (ZS, IQVIA), standards-driven testing (BAM), NLP & ML with Python. Focus: Statistics in regulated environments, ML pipelines, data fusion. Remote or Berlin.
  • German

    Native or bilingual

  • English

    Fluent

  • French

    Basic

Can work on-site
Berlin (up to 50km)

Experience

  • Numerigs GmbH,
    Founder & Data Consultant
    PHARMACEUTICALS INDUSTRY
    April 2025 - Today (1 year and 3 months)
    Berlin, Germany
    -Development of a Data Intelligence Platform that automatically collects, links, and analyzes heterogeneous OSINT sources (web crawling, NLP, named entity recognition, embedding-based search).
    -Development of a tool for analyzing satellite image data (activity patterns at industrial sites via parking lot occupancy and heat signatures) using computer vision as an experimental OSINT data source.
    -Building and maintaining a proprietary database with hospital case data for selected European countries, categorized by ICD-10 and OPS codes.
    -Development of ML-supported analysis pipelines for information extraction from large unstructured document repositories (including German hospital quality reports).
    Python Machine learning NLP Web Scraping Data analysis
  • Pharma-Projekte,
    Freelance Data Scientist
    PHARMACEUTICALS INDUSTRY
    November 2024 - March 2025 (4 months)
    Berlin, Germany
    -Support for pharmaceutical analytics projects at ZS Associates as a subject matter expert for the German healthcare data landscape.
    -Integration of commercial health datasets (e.g., IQVIA) with self-collected web scraping data for the segmentation of physicians and medical institutions.
    -Creation of a numerical patient potential model at the level of medical institutions, coupled with regional geo-data mapping for segmentation.
    -Generation of actionable insights for the sizing and geographical structuring of sales staff.
    Data science Python Customer Segmentation and Analysis Web Scraping Data analysis
  • ZS Associates,
    Strategy & Insights Associate
    PHARMACEUTICALS INDUSTRY
    April 2024 - September 2024 (5 months)
    Berlin, Germany
    -Participation in global strategy projects in the pharmaceutical industry with a focus on market access and segmentation.
    -Conducting data analyses, literature reviews, and presentations for decision-makers at management level.
    -Building expertise in the field of German health data for internal and external projects.
    Data analysis Customer Segmentation and Analysis Data science Strategy Consulting Project Management

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Education

  • and
    Testing (BAM)
    und
  • Dr.-Ing.
    TU Bergakademie Freiberg
    2024
    Dr.-Ing.

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