Markus Groh-Data Solution Architect, Founder
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Experience
Data Solution Architect, Founder
GRITCON GmbH
- Design and development of modern cloud DWH & data platforms
- Data Vault automation
- Implementation of ELT and CI/CD processes
- Requirements analysis and data modeling
- Building an automated cloud data platform as a reference architecture for financial risk controlling (Snowflake, Data Vault, DBT, Python, GitHub) 2024-10-01 – 2025-06-30, Zurich
- DWH further development, operations and cloud migration (Data Vault, DBT, SAP Data Services, Alteryx, SQL Server, Azure Synapse) 2023-03-01 – 2025-06-30, Frankfurt
- Implementation of a global cloud data platform (Data Vault, WhereScape, Snowflake, AWS, Scrum) 2021-04-01 – 2023-12-31, Cologne
- Proof of concept for a global cloud data platform (Data Vault, Snowflake, Synapse, WhereScape, Azure, Scrum) 2022-04-01 – 2022-07-31, Bonn
- Implementation of a cloud data platform (Data Vault, Snowflake, WhereScape, AWS) 2021-07-01 – 2022-04-30, Karlsruhe
- Big data integration of all source systems related to the ITSM process (Data Vault, Snowflake, WhereScape, AWS, Scrum) 2021-01-01 – 2021-05-31, Prague
- Development and operation of a global self-service BI platform to display around 150 corporate KPIs (Data Vault, WhereScape, Postgres, Jenkins, Talend, AWS, Scrum) 2018-11-01 – 2020-12-31, Frankfurt
- Implementation of a DWH for price management and capacity forecasting in long-distance passenger transport (SAP BODS, SQL Server, AWS) 2017-10-01 – 2018-11-30, Frankfurt
- Introduction of SAP BODS and migration of the existing DWH (SAP, BODS, HANA, Oracle, Cognos) 2017-05-01 – 2017-10-31, Rastatt
Database and Reporting Project Manager
ŠKODA Auto Deutschland GmbH
Application Development & DWH Project Manager
SEAT Deutschland GmbH
Java Software Engineer
SEAT Deutschland GmbH
Software Developer & Consultant
5 POINT AG
Industry experience
See where this freelancer has spent most of their professional time.
Experienced in Information Technology, Automotive, Banking and Finance, and Transportation.
Business area experience
See which departments and functions this freelancer has contributed to most.
Experienced in Information Technology, Business Intelligence, and Project Management.
Summary
- 15+ years of professional experience in designing and developing enterprise-wide data warehouse systems
- Expert in modern cloud architectures, Data Vault, and data warehouse automation with a hands-on and can-do attitude
- Team player with an agile, open mindset and pragmatic approach
- Practical experience in project management, team leadership, and agile methods, structuring customer requirements, and creating technical concepts in collaboration with business units, service providers, and IT departments
Skills
It Data Integration/Automation Tools: Dbt, Wherescape, Talend Openstudio, Sap Data Integrator/Data Services, Oracle Warehouse Builder
Databases: Snowflake, Oracle, Postgresql, Sql Server, Amazon Rds, Sap Hana, Mysql
Database Tools: Datagrip, Aqua Data Studio, Pl/Sql Developer
Bi/Reporting Tools: Power Bi, Sap Business Objects, Birt, Tableau
Programming And Scripting Languages: Java, Python, Perl, Powershell, Batch And Bash Scripting
Development Environments And Tools: Vscode, Pycharm, Intellij, Eclipse, Visual Studio, Powerdesigner, Erwin, Soap Ui, Jira, Jenkins, Git, Subversion, Docker
Operating Systems: Windows, Linux, Macos
Cloud Platforms: Aws, Azure
Interests: Agile Development, Cloud-Based Data Architectures, Dwh Automation, Dataops, Data Vault, Ai
Languages
Education
FOM Hochschule für Oekonomie & Management gGmbH
Diploma in Business Informatics (FH) · Business Informatics · Frankfurt, Germany
5 POINT AG, Darmstadt and TAT GmbH, Dieburg
IT Specialist in Application Development (IHK) · Dieburg, Germany
Certifications & licenses
Data Modeling Master Class
Snowflake
Vaultspeed
Data Vault 2.0 Certification
Data Vault 2.0 Bootcamp
Training: SAP Data Services 4.0
Seminar Intelligent Negotiation
Project Management Certification
Oracle Warehouse Builder
Data Warehousing with Oracle
Statistics
Experience
Global experience
Expertise
Qualifications
Profile
Frequently asked questions
Have questions? Find more information here.
Markus is based in Rödermark, Germany and can operate in on-site, hybrid, and remote work models.
Markus speaks the following languages: German (Native), English (Advanced).
Markus has at least 24 years of experience. During this time, Markus has worked in at least 5 different roles and for 4 different companies. The average length of individual experience is 5 years and 8 months. Note that Markus may not have shared all experience and actually has more experience.
Based on recent experience, Markus would be well-suited for roles such as: Data Solution Architect, Founder, Database and Reporting Project Manager, Application Development & DWH Project Manager.
Markus's most recent position is Data Solution Architect, Founder at GRITCON GmbH.
In recent years, Markus has worked for GRITCON GmbH.
Markus is most experienced in industries like Information Technology, Automotive, and Banking and Finance. Markus also has some experience in Transportation.
Markus is most experienced in business areas like Information Technology, Business Intelligence, and Project Management.
Markus has recently worked in industries like Banking and Finance, Information Technology, and Transportation.
Markus has recently worked in business areas like Business Intelligence, Information Technology, and Project Management.
Markus attended FOM Hochschule für Oekonomie & Management gGmbH for Business Informatics.
Markus has 10 certificates. Among them, these include: Data Modeling Master Class, Snowflake, and Vaultspeed.
The availability of Markus needs to be confirmed.
Daily rate distribution
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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 25 Aug 2026. Actual rates may vary depending on seniority level, experience, skill specialization, project complexity, and engagement length.
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