Recommended expert

Oliver (Dr.) Köhn

Consultant for data-driven AI solutions

Oliver Köhn
Saarbrücken, Germany

Experience

Dec 2024 - Present
1 year 2 months

Consultant for data-driven AI solutions

Oliver Köhn - IT-Freelancer

  • AI-driven automation focused on efficiency, information processing, and assistive systems
  • Automated email classification (OpenAI, FastAPI)
  • Contract analysis for LegalTech (Llama 3, LangGraph)
  • Internal knowledge search with RAG (VLLM, Hugging Face)
  • Anomaly detection on edge devices (LLAVA, TensorRT)
  • Agent system for management reports (LangGraph, Zapier)
Jul 2022 - Jul 2024
2 years 1 month
Berlin, Germany

Senior Data & AI Engineer

Public Cloud Group Holding GmbH

  • Development of production-ready AI solutions focused on automation and data-driven processes in a corporate environment
  • Generative AI platform for company-wide content workflows (AWS, Python)
  • Automated document analysis for reporting processes (Azure, LLMs)
  • Predictive analytics for machine failure forecasting (Azure, SAP)
Aug 2020 - Jul 2022
2 years
Frankfurt, Germany

IT Architect

Finanz Informatik GmbH

  • Development of data-driven analysis and simulation solutions in the financial sector, focusing on risk assessment, decision support, and innovative technologies like quantum computing
Jan 2016 - Jun 2017
1 year 6 months
Frankfurt, Germany

Consultant

d-fine GmbH

  • Implementation of practical solutions for compliance, sentiment analysis, and stress testing with a focus on automation, data quality, and decision support
Zürich, Switzerland

Senior Data Consultant

adesso Schweiz AG

  • Predictive system for machine failures with Azure & Python (Azure Synapse, ETL)
  • Analytics platform with automated pipelines & dashboards (Power BI, Tableau)
  • Legacy data migration & reporting optimization in the Azure cloud

Summary

I help companies apply AI in a practical way - especially for automating business processes, intelligently processing information, and optimizing internal workflows. I take projects from concept to production - covering areas like document analysis, assistive systems, knowledge management, and data-driven decision support.

Skills

  • Python
  • Sql/nosql
  • Ai
  • Llms
  • Langchain
  • Fastapi
  • Azure
  • Docker
  • Rag
  • Agentic Al
  • Power Bi
  • Aws
  • Gcp
  • Adf
  • Microsoft Fabric
  • Postgres

Languages

German
Native
English
Advanced

Education

Jul 2023 - Jun 2024

IU International University of Applied Sciences

Master of Science, Data Science · Data Science · Germany

Jul 2017 - Jun 2020

Universität des Saarlandes; University of Wisconsin-Madison

PhD in Physics (Dr. rer. nat.) · Physics · Saarbrücken, Germany · very good

Aug 2014 - Dec 2015

Universität des Saarlandes

Master of Science, Physics · Physics · Saarbrücken, Germany

...and 1 more

Certifications & licenses

Microsoft Certified: Fabric Analytics Engineer Associate

Microsoft

Microsoft Certified: Azure Data Engineer Associate

Microsoft

Microsoft Certified: Azure Data Scientist Associate

Microsoft

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