DAX Experts in Dusseldorf
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Meet FRATCH Experts in Dusseldorf, who have recently used DAX
Sarvesh Lunia
Last position:
Data Analytics for Renewable Energy Integration at Harz University
- Created data pipelines and visualization tools to support sustainable energy decision-making
- Developed insights that could optimize renewable energy deployment and grid integration strategies
Archana Ravikumar
Last position:
Power BI Assistant at Cataliquent Projekt GmbH
- Evaluate, design, and implement Power BI solutions for Cat4 reporting, significantly improving reporting efficiency, accuracy, and stakeholder visibility.
- Develop and maintain robust data integration interfaces between Cat4 and Power BI, eliminating manual processing bottlenecks.
- Configure and continuously optimise Power BI reports to deliver sharper management insights and support data-driven decision-making.
- Ensure full GDPR data protection compliance across Power BI reports, proactively identifying and mitigating risks.
- Acquired in-depth product knowledge of CAT4, a globally deployed enterprise platform, enabling effective requirements analysis, solution design, and seamless Power BI integration across client environments.
- Developed and integrated scalable reporting templates within the CAT4 product interface, delivering new product features and enhancing data visualisation, reporting efficiency, and stakeholder visibility across global users.
- Trained and mentored staff on Power BI configuration and best practices, accelerating adoption and embedding a data-driven culture.
- Prepared clear technical documentation and delivered hands-on demonstrations to end users and clients, ensuring smooth adoption and confident use of Power BI solutions integrated with CAT4.
- Researched and recommended licensing strategies for cost-effective and scalable Power BI deployment.
SKILLS - BI & Visualisation: Power BI (Desktop, Service, Report Builder), DAX, Power Query
Project and Product Management Tool: CAT4
Adrian Kerber
Last position:
Freelance Management Consultant at PalmTree Kerber Consulting
- Designed and rolled out an architecture strategy, including training for over 200 employees
- Led the redesign of feature lifecycle management and the release process for an autonomous mobility company
- Created dashboards and C-level reports for a DAX-listed corporation to manage the development department
- Managed over 500 requirements for a software-defined vehicle
- Conceptually and technically evaluated future digital product portfolios of two vehicle platforms launching in 2026+, preparing 12 new features
- Developed a digital driving function, including establishing MBSE requirements management
Ehsan Meisami
Last position:
BI Developer at Telecommunications Infrastructure
- Gather and analyze requirements in close collaboration with business units to develop data-driven solutions and scalable PowerBI reporting infrastructures.
- Perform detailed debugging and optimize existing semantic and data models to ensure a robust data architecture, high data quality, and improved PowerBI reporting.
- Design and implement scalable ETL processes for data preparation and integration.
- Create a wiki for table and view descriptions as well as PowerBI PowerQuery and KPI documentation to ensure a consistent understanding of data structures and metrics.
Mohamed Abd-El-Hamid
Last position:
Full Stack Data Professional (Freelance) BI Expert Data Engineer BI Strategy at Alpha Calcit GmbH
- Harmonized multi-entity data models
- Unified, governed Power BI reporting
- Implemented Microsoft Fabric, Tableau, Excel, T-SQL, Teradata, R, Python and Qliksense
Ronny Herold
Last position:
Förderbank Deutschland
- Extraction and transformation of relevant data from the SAP system developed for the bank and consolidation into the existing reporting environment
- Integration of the data into the existing BI model (extending the star schema to a galaxy schema) for generating the funding committee report and the business development report
- Ensuring data quality
- Knowledge transfer to department staff (SAP, SQL database, Power Pivot, DAX)
Martin Scherer
Last position:
Lecturer (Freelance Lecturer) at Hochschule Macromedia GmbH, University of Applied Sciences
- Conducting courses on online marketing, digital branding and social media
- Supervising interdisciplinary projects
Discover over 15,000 top freelancers
Statistics of experts using DAX
Aggregated from the professional profiles of matched freelancers.
Experience
16 years (Germany: 19 years)
Position duration
3 years (Germany: 3.3 years)
Positions per freelancer
7 (Germany: 10)
Top business areas
Business Intelligence, Information Technology, Product Development
Top industries
Banking and Finance, Information Technology, Professional Services
Certification focus areas
Business Intelligence, Product Development, Project Management
Bachelor's degree or higher
100% (Germany: 91%)
Master's degree or higher
67% (Germany: 62%)
Certifications per freelancer
2 (Germany: 3)
Most common languages
German, English, Arabic
Speak two or more languages
100% (Germany: 97%)
Based on our profile pool as of 30 Aug 2026.
Daily rate distribution
The chart shows how the daily rates of freelancers in this technology in Dusseldorf are distributed, based on recent contracts on our platform. Each bar covers a rate range — its height shows how many freelancers charge within that range.
Average rates of experts in Dusseldorf using DAX
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 30 Aug 2026. Actual rates may vary depending on seniority level, experience, skill specialization, project complexity, and engagement length.
About the technology
DAX for analytics
DAX, short for Data Analysis Expressions, is the formula language used in Power BI, Power Pivot, and SQL Server Analysis Services tabular models. It is built for measures, calculated columns, and calculated tables that turn raw data into usable reporting logic. Strong DAX work keeps dashboards consistent and trusted.
What experts deliver
- Sales, finance, and operations measures
- Time intelligence and period comparisons
- Row-level logic for tabular models
- KPI definitions used across reports
- Optimized calculations for large datasets
These deliverables matter when business teams need one clear definition of revenue, margin, churn, or stock movement across many reports.
Ecosystem and tooling
DAX rarely stands alone. Skilled specialists usually work with Power BI Desktop, Power Query, Tabular Editor, and Analysis Services, and they understand how DAX fits with the data model, relationships, and refresh flow. In Dusseldorf, that mix is common in reporting teams serving finance, retail, logistics, and industrial operations.
When to bring in help
Companies usually bring in freelance DAX expertise when reports are slow, logic is duplicated, or numbers no longer match between pages. It also helps when a new semantic model is being built or an older Power Pivot file needs to be cleaned up and documented.
What strong DAX work looks like
Good specialists do more than write formulas. They know filter context, context transition, iterator functions, and how to test a measure against real business cases. They also document assumptions so finance and business users can trust the result.
Collaboration and fit
DAX work can often be done remotely, but close contact with the reporting owner helps when definitions are still changing. For Dusseldorf teams, that makes it easy to combine local workshops with remote execution. Clear source data, sample cases, and agreed business rules are the fastest path to stable results.
Frequently asked questions
Everything clients usually want to know about DAX, in one place.
DAX is used to create business calculations in Power BI, Power Pivot, and Analysis Services tabular models. It defines measures, calculated columns, and calculated tables that power dashboards and analysis. Companies use it when raw data needs clear business logic, such as revenue, margin, trend, or variance.
DAX works on the model after data is loaded, while SQL usually queries the source and Power Query transforms data before it reaches the model. That means DAX is better for business calculations that depend on filters, relationships, and report context. Power Query is for shaping data; DAX is for expressing analysis logic.
A DAX specialist is useful when measures are inconsistent, performance is weak, or the reporting model has grown too complex for ad hoc formulas. They are also valuable when a team needs time intelligence, complex KPI logic, or a clean migration from Excel-based reporting. If the same metric is being redefined in many places, the model usually needs expert help.
A strong DAX freelancer should also understand data modeling, star schemas, relationships, and how Power BI visuals consume measures. Familiarity with Power Query, Tabular Editor, and Analysis Services helps a lot. Business-side skills matter too, especially the ability to translate finance or operations rules into exact calculations.
A DAX expert looks at filter context, row context, and expensive iterators that can slow a model down. They simplify expressions, reduce repeated logic, and test whether the data model itself needs changes. Good performance work is usually a mix of better formulas and better modeling.
Yes, DAX work is often well suited to remote collaboration because formulas, models, and test cases can be shared clearly. For Dusseldorf teams, the main question is usually whether workshops or review sessions should happen on-site when business rules are still being defined. Many projects use a mix of remote implementation and local stakeholder feedback.
Ask for examples of measures they built, the model logic behind them, and how they tested edge cases. A good DAX professional explains why a formula works, not just how to write it. They should also be able to spot when the problem is really in the data model, not in the measure.
DAX is generally the better fit for modern tabular models and Power BI, while MDX is tied more closely to older multidimensional approaches. Compared with Excel formulas, DAX is built to work with relationships and filter context across a model, not just cells on a sheet. That makes it better for reusable business logic in reporting.
The average hourly rate of freelancers in Dusseldorf, Germany who have used DAX in their recent projects is 103 €, which corresponds to a daily rate of about 822 € based on an 8-hour working day.
Of the freelancers in Dusseldorf, Germany who have used DAX in their recent projects, 100% hold at least a Bachelor's degree and 67% hold at least a Master's degree.
On average, freelancers in Dusseldorf, Germany who have used DAX in their recent projects have 16 years of professional experience, with a single engagement typically lasting around 3 years.
The most common languages among freelancers in Dusseldorf, Germany who have used DAX in their recent projects are German (100%), English (100%), and Arabic (14%).
The most common industries among freelancers in Dusseldorf, Germany who have used DAX in their recent projects are Banking and Finance (57%), Information Technology (57%), and Professional Services (57%).
The most common business areas among freelancers in Dusseldorf, Germany who have used DAX in their recent projects are Business Intelligence (86%), Information Technology (71%), and Product Development (57%).
Main locations of FRATCH Experts, who have recently used DAX
Our freelancers and interim experts are at home across the DACH region — available on-site in the major business hubs or fully remote. Choose a location to discover matched specialists, local market insights and up-to-date availability.
Berlin 
Hamburg 
Munich 
Cologne 
Frankfurt Request a free demo
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Philipp Thomaschewski
FRATCH CEO
