Hervé (Donald) Teguim-Data Engineer & MS Fabric Expert
Check rate
Experience
Senior Data Engineer
Schweizerische Post AG
Tools: Fabric, AWS, dbt, Power BI, SQL, DWH, R, Python
- Supported customers in implementing an architecture design for extracting and preparing data
- Planned the design and implementation of the BI and DWH platform
- Ensured the scalability and performance of the data platform
Senior Data Engineer
Samsung Electronics
Tools: Dynamics 365, PySpark, Power BI, SAP Analytics, SQL, R, Python
- Developed reports to optimize business processes
- Introduced data-driven decision models for BI
- Conducted trainings for teams on BI and reporting
Senior Data Analyst
King Art Games
Tools: SQL, Power BI, C#, Java, Python, DAX
- Worked successfully with management
- Developed suitable data models, ETL pipelines and visuals
- Conducted analysis of financial metrics & business data
Senior BI & Fabric Developer
Deutsche Bahn
Tools: MS Fabric, Power BI, ETL, SQL, Databricks, JIRA
- Introduced Microsoft Fabric to the developer teams through trainings, workshops and other consulting activities
- Provided solution consulting and implementation planning for reporting
- Data analysis, transformation and visualization with Power BI
Expert Data Scientist & Machine Learning
Ecclesia Gruppe
Tools: Power BI, Python, R, Tableau OpenAI, LLM, CI/CD, ML, NLP
- Successfully led the team in building the data department
- Collected and documented requirements
- Built data platforms and data integration processes
AI Research Scientist
Bundesministerium für Bildung und Forschung
Tools: R, Python, SPSS, Tableau, Power BI
- Led student assistants
- Implemented ML algorithms for dropout prediction
- Developed a data-driven measure for the ministry
Data Scientist / Web Developer
Deutsche Rück / TU Dublin
Tools: R, Python, SQL, HTML, XML
- Statistically modeled the distribution of car recalls
- Implemented an automated (online) data extraction
Industry experience
See where this freelancer has spent most of their professional time.
Experienced in Education, Transportation, Government and Administration, Insurance, Healthcare, and Media and Entertainment.
Business area experience
See which departments and functions this freelancer has contributed to most.
Experienced in Information Technology, Business Intelligence, Project Management, Research and Development, and Finance.
Summary
As an experienced Data Engineer and Power BI expert with over 10 years of experience, I bring deep expertise in building modern data analytics platforms as well as in implementing BI solutions based on customer needs. I have successfully developed engineering and BI solutions at Deutsche Bahn, Swiss Post & Samsung and played a key role in delivering a production-ready data analytics platform using Microsoft Fabric, Databricks & dbt. My focus is on driving data-driven innovation with social value and explaining technical topics to stakeholders, which makes me the ideal consultant.
Skills
- Building A Modern Data Analytics Platform Using Fabric And Databricks
- Creating And Implementing An Architecture Design For Data Delivery
- Implementing And Building Meaningful Visualizations With Power Bi
- Explaining Technical Concepts, Coaching Different Stakeholders
- Power Bi
- Fabric
- Data Engineer
- Ai-Engineer
- Machine Learning
- Visualization Tools: Power Bi, Tableau, Sap Analytic, Microstrategy
- Programming Languages: Python, Sql, R, Java, Xml
- Cloud Computing: Azure, Aws, Gcp, Databricks, Dbt
- Agile Project Management: Azure Devops, Scrum, Safe, Jira, Confluence, Github, Gitlab
- Soft Skills: Communication, Teamwork, Problem Solving, Empathy
Languages
Education
EDU Effective Business School
Master of Business Administration · Business Administration
Universität Essen
PhD · Statistics and Machine Learning · Essen, Germany
ITB
Master of Science · Computer Science and Data Science · Dublin, Ireland
Certifications & licenses
AI-Engineer
Data Engineer
Fabric
Machine Learning
Power BI
Statistics
Experience
Global experience
Expertise
Qualifications
Profile
Frequently asked questions
Have questions? Find more information here.
Hervé is based in Oberhausen, Germany and can operate in on-site, hybrid, and remote work models.
Hervé speaks the following languages: French (Native), German (Advanced), English (Advanced).
Hervé has at least 11 years of experience. During this time, Hervé has worked in at least 6 different roles and for 7 different companies. The average length of individual experience is 2 years and 7 months. Note that Hervé may not have shared all experience and actually has more experience.
Based on recent experience, Hervé would be well-suited for roles such as: Senior Data Engineer, Senior Data Analyst, Senior BI & Fabric Developer.
Hervé's most recent position is Senior Data Engineer at Schweizerische Post AG.
In recent years, Hervé has worked for Schweizerische Post AG, Samsung Electronics, King Art Games, Deutsche Bahn, and Ecclesia Gruppe.
Hervé is most experienced in industries like Education, Government and Administration, and Transportation. Hervé also has some experience in Insurance, Healthcare, and Media and Entertainment.
Hervé is most experienced in business areas like Information Technology, Business Intelligence, and Research and Development. Hervé also has some experience in Project Management, Finance, and Operations.
Hervé has recently worked in industries like Transportation, Insurance, and Media and Entertainment.
Hervé has recently worked in business areas like Business Intelligence, Information Technology, and Project Management.
Hervé holds a Doctorate in Statistics and Machine Learning from Universität Essen, a Master in Business Administration from EDU Effective Business School, a Master in Computer Science and Data Science from ITB, a Master in Mathematics from Universität Düsseldorf, a Bachelor in Computer Science from Universität Düsseldorf and a Bachelor in Mathematics from Universität Düsseldorf.
Hervé has 5 certificates. Among them, these include: AI-Engineer, Data Engineer, and Fabric.
Hervé is immediately available part-time for suitable projects.
Daily rate distribution
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Average rates for similar positions
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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 24 Aug 2026. Actual rates may vary depending on seniority level, experience, skill specialization, project complexity, and engagement length.
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