Recommended expert
Oliver (Dr.) Köhn
Consultant for data-driven AI solutions
Experience
Dec 2024 - Present
1 year 4 monthsConsultant for data-driven AI solutions
Oliver Köhn - IT-Freelancer
Position Summary
Consultant for data-driven AI solutions at Oliver Köhn - IT-Freelancer
Industries
Information Technology
Business Areas
Business Intelligence
Information Technology
Product Development
- 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 monthBerlin, Germany
Senior Data & AI Engineer
Public Cloud Group Holding GmbH
Position Summary
Senior Data & AI Engineer at Public Cloud Group Holding GmbH
Industries
Information Technology
Business Areas
Business Intelligence
Information Technology
Product Development
- 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 yearsFrankfurt, Germany
IT Architect
Finanz Informatik GmbH
Position Summary
IT Architect at Finanz Informatik GmbH
Industries
Banking and Finance
Business Areas
Business Intelligence
Information Technology
Product Development
- 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 monthsFrankfurt, Germany
Consultant
d-fine GmbH
Position Summary
Consultant at d-fine GmbH
Industries
Banking and Finance
Information Technology
Business Areas
Business Intelligence
Information Technology
Legal
- 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
Position Summary
Senior Data Consultant at adesso Schweiz AG
Industries
Information Technology
Business Areas
Business Intelligence
Information Technology
- 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
Industry Experience
See where this freelancer has spent most of their professional time.
Experienced in Information Technology and Banking and Finance.
Information Technology
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.
Business Intelligence
Information Technology
Product Development
Legal
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
NativeEnglish
AdvancedEducation
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
Statistics
Experience
Total positions 5
Experience in Information Technology 4.5 y
Avg length 1 y 4 m
Longest experience 2 y
Global Experience
Countries worked in 2 (Germany, Switzerland)
Primary country Germany
Expertise
Recent roles Consultant for data-driven AI solutions, Senior Data & AI Engineer, IT Architect
Main industries Information Technology, Banking and Finance
Main business areas Business Intelligence, Information Technology, Product Development
Qualifications
Highest degree Doctorate
Certifications earned 3
Profile
Created
Need a freelancer? Find your match in seconds.
Try FRATCH GPT More actions
Frequently asked questions
Do you have questions? Here you can find further information.
Where is Oliver based?
Oliver is based in Saarbrücken, Germany.
What languages does Oliver speak?
Oliver speaks the following languages: German (Native), English (Advanced).
How many years of experience does Oliver have?
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 8 months. Note that Oliver may not have shared all experience and actually has more experience.
What roles would Oliver be best suited for?
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.
What is Oliver's latest experience?
Oliver's most recent position is Consultant for data-driven AI solutions at Oliver Köhn - IT-Freelancer.
What companies has Oliver worked for in recent years?
In recent years, Oliver has worked for Oliver Köhn - IT-Freelancer, Public Cloud Group Holding GmbH, and Finanz Informatik GmbH.
Which industries is Oliver most experienced in?
Oliver is most experienced in industries like Information Technology and Banking and Finance.
Which business areas is Oliver most experienced in?
Oliver is most experienced in business areas like Business Intelligence, Information Technology, and Product Development. Oliver also has some experience in Legal.
Which industries has Oliver worked in recently?
Oliver has recently worked in industries like Information Technology and Banking and Finance.
Which business areas has Oliver worked in recently?
Oliver has recently worked in business areas like Business Intelligence, Information Technology, and Product Development.
What is Oliver's education?
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.
Does Oliver have any certificates?
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.
What is the availability of Oliver?
Oliver is immediately available part-time for suitable projects.
What is the rate of Oliver?
Oliver's rate depends on the specific project requirements. Please use the Meet button on the profile to schedule a meeting and discuss the details.
How to hire Oliver?
To hire Oliver, click the Meet button on the profile to request a meeting and discuss your project needs.
Average rates for similar positions
Rates are based on recent contracts and do not include FRATCH margin.
800
600
400
200
Market avg: 560-720 €
Market avg: 560-720 €
The rates shown represent the typical market range for freelancers in this position based on recent contracts on our platform.
Actual rates may vary depending on seniority level, experience, skill specialization, project complexity, and engagement length.
Similar Freelancers
Discover other experts with similar qualifications and experience
Eduard 
View profile
Philipp
View profile
Fadi
View profile
Martin
View profile
Stephan
View profile
Max
View profile
Mathew
View profile
Mathias
View profile
Stephan
View profile
Stephan
View profile
Robert
View profile
Kai
View profile
Experts recently working on similar projects
Freelancers with hands-on experience in comparable project as a Consultant for data-driven AI solutions
Marcel
Cloud-Architect, Senior Solution Architect, Senior Software-Engineer
View Profile
Florian
Scholar
View Profile
Luca
Founder & CEO
View Profile
Stephan
NLP/LLM Chatbot
View Profile
Christian
Data-Scientist/AI Engineer
View Profile
Ronald
IT Consultant & Training
View Profile
Eduard
Workshop Leader 'Introduction to AI Development Tools'
View Profile
Ursula
Business Mentor
View Profile
Philipp
Data Scientist & Data Engineer
View Profile
Martin
Product Owner AI Learning Platform
View Profile
Fadi
Document parser for picking lists (PDF & PNG)
View Profile
Himanshu
Principal (Data Scientist/Data Engineer/Gen AI Engineer)
View Profile
Nearby freelancers
Professionals working in or nearby Saarbrücken, Germany
Dirk
Senior Consultant Database Administration and SQL
View Profile
Kurt
Lead AI Architect Solar Industry LLM Orchestration & Agents
View Profile
Li Yu
Marketing Specialist
View Profile
Pratham
Venue Manager
View Profile
Florian
Scholar
View Profile
Madhava
AI Specialist
View Profile
Raef
Senior Test Analyst
View Profile
Muhammad
Research Assistant
View Profile
Lars
Freelance Solution Architect
View Profile
Stefan
Software Developer
View Profile
Fahrettin
Senior Frontend Engineer
View Profile
Benno
Online marketing consulting, business and marketing concept, technical implementation
View Profile