Oliver (Dr.) Köhn-Consultant for data-driven AI solutions
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Experience
Consultant for data-driven AI solutions
Oliver Köhn - IT-Freelancer
- AI-powered automation with a focus on efficiency, information processing, and assistant 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)
Senior Data & AI Engineer
Public Cloud Group Holding GmbH
- Development of production-ready AI solutions with a focus on automation and data-driven processes in a business context
- Generative AI platform for a company-wide content workflow (AWS, Python)
- Automated document analysis for reporting processes (Azure, LLMs)
- Predictive analytics for machine failure forecasting (Azure, SAP)
IT Architect
Finanz Informatik GmbH
- Development of data-driven analytics and simulation solutions in the financial sector with a focus on risk assessment, decision support, and innovative technologies such as quantum computing
Consultant
d-fine GmbH
- Delivery of practical solutions for compliance, sentiment analysis, and stress testing with a focus on automation, data quality, and decision support
Senior Data Consultant
adesso Schweiz AG
- Machine failure prediction system with Azure & Python (Azure Synapse, ETL)
- Analytics platform with automated pipelines & dashboards (Power BI, Tableau)
- Migration of legacy data & reporting optimization in the Azure cloud
Industry experience
See where this freelancer has spent most of their professional time.
Experienced in Information Technology and Banking and Finance.
Business area experience
See which departments and functions this freelancer has contributed to most.
Experienced in Business Intelligence, Information Technology, Product Development, and Legal.
Summary
I help companies use artificial intelligence in a practical way - especially for automating business processes, intelligently processing information, and improving internal workflows. I deliver projects from the first idea to production use - including document analysis, assistant systems, knowledge management, and data-based decision support.
Skills
- Python
- Sql/Nosql
- Ai
- Llms
- Langchain
- Fastapi
- Azure
- Docker
- Rag
- Agentic Al
- Power Bi
- Aws
- Gcp
- Adf
- Microsoft Fabric
- Postgres
Languages
Education
IU International University of Applied Sciences
Master of Science, Data Science · Data Science · Germany
Universität des Saarlandes; University of Wisconsin-Madison
Doctorate leading to Dr. rer. nat., Physics · Physics · Saarbrücken, Germany · very good
Universität des Saarlandes
Master of Science, Physics · Physics · Saarbrücken, Germany
Certifications & licenses
Microsoft Certified: Azure Data Scientist Associate
Microsoft
Statistics
Experience
Global experience
Expertise
Qualifications
Profile
Frequently asked questions
Have questions? Find more information here.
Oliver is based in Saarbrücken, Germany.
Oliver speaks the following languages: German (Native), English (Advanced).
Oliver has at least 7 years of experience. During this time, Oliver has worked in at least 4 different roles and for 4 different companies. The average length of individual experience is 2 years and 9 months. Note that Oliver may not have shared all experience and actually has more experience.
Based on recent experience, Oliver would be well-suited for roles such as: Consultant for data-driven AI solutions, Senior Data & AI Engineer, IT Architect.
Oliver's most recent position is Consultant for data-driven AI solutions at Oliver Köhn - IT-Freelancer.
In recent years, Oliver has worked for Oliver Köhn - IT-Freelancer, Public Cloud Group Holding GmbH, and Finanz Informatik GmbH.
Oliver is most experienced in industries like Information Technology and Banking and Finance.
Oliver is most experienced in business areas like Business Intelligence, Information Technology, and Product Development. Oliver also has some experience in Legal.
Oliver has recently worked in industries like Information Technology and Banking and Finance.
Oliver has recently worked in business areas like Business Intelligence, Information Technology, and Product Development.
Oliver holds a Doctorate in Physics from Universität des Saarlandes; University of Wisconsin-Madison, a Master in Data Science from IU International University of Applied Sciences, a Master in Physics from Universität des Saarlandes and a Bachelor in Physics from Universität des Saarlandes.
Oliver has 3 certificates. These include: Microsoft Certified: Fabric Analytics Engineer Associate, Microsoft Certified: Azure Data Engineer Associate, and Microsoft Certified: Azure Data Scientist Associate.
The availability of Oliver needs to be confirmed.
Daily rate distribution
The rates shown represent the typical market range for freelancers in this position based on recent contracts on our platform.
Average rates for similar positions
Rates are based on recent contracts and do not include FRATCH margin.
The average daily rate is the mean of all daily rates from recent contracts of comparable freelancers on our platform.
The median daily rate is the middle value of all daily rates — half of comparable freelancers charge less, half charge more. Unlike the average, it is barely affected by outliers.
Calculated based on our freelancers’ daily rates as of 6 Sep 2026. Actual rates may vary depending on seniority level, experience, skill specialization, project complexity, and engagement length.
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