Find the best BI Developers in Germany in minutes from over 15,000 CVs with AI-matched, vetted, available experts.
Need SQL Server, Power BI, Tableau or SAP BW support? Bring in specialists for data models, dashboards, ETL and reporting layers without long hiring cycles. Get fast, precise matching with vetted, available freelancers.
About the role
What they build
A BI Developer turns raw data into reliable reporting. They design the semantic layer, build dashboards, shape data models and keep business users aligned on what the numbers mean. Typical deliverables include:
- Data warehouse and reporting models
- Power BI, Tableau or Qlik dashboards
- ETL and ELT jobs
- KPI definitions and metric logic
- Documentation for data sources and transformations
Core skills
A strong BI Developer combines data engineering habits with clear business thinking. They write clean SQL, understand star schemas, work with dimensional models and spot data quality issues early. They also know how to translate stakeholder needs into usable reports instead of building charts that look good but answer the wrong question.
- SQL and performance tuning
- Data modelling and dimensional design
- ETL or ELT workflows
- Dashboard design and self-service analytics
- Stakeholder communication
Tools and stacks
The right tool set depends on the environment. Common stacks include Power BI, Tableau, Qlik, SAP BW, SSIS, Azure Data Factory, dbt, Snowflake, SQL Server, Oracle and Databricks. In Germany, BI Developers are often brought into teams that work across ERP, manufacturing, retail, logistics or finance data, where stable reporting and clear governance matter.
When companies hire one
Companies bring in a freelance BI Developer when reporting is slow, inconsistent or too dependent on one internal person. They are useful for new warehouse builds, migration projects, dashboard clean-up, KPI redesign and short-term demand peaks. A freelance BI developer also fits well when a company needs hands-on support before a permanent team is ready.
What good looks like
Strong professionals do more than build visuals. They ask where the data comes from, how often it changes and who trusts it. They document logic, test results and keep reports maintainable so other analysts and developers can work with them later. The best BI engineers are calm under pressure and careful with definitions.
Collaboration in Germany
In Germany, BI Developers often work with finance, operations, controlling and IT at the same time. Some projects need on-site workshops for requirements and access, while the build and testing can often happen remotely. Good language skills help when teams must align on business terms, data definitions and report ownership.
Meet FRATCH BI Developers
Anshita Srivastava
Data & Analytics Professional
Last position:
Business Intelligence Developer and Data Analyst at Deloitte Consulting
Specialize in turning complex data from diverse environments into actionable business value through compelling visual storytelling. I am an expert in generating actionable insights and presenting recommendations to business stakeholders. My technical proficiency in SQL, Python, and leading data visualization tools like Tableau and Power BI allows me to deliver a new generation of self-service tools and analytics services.
- Data Visualization & Storytelling: Created impactful data visualizations and dashboards in Tableau and Power BI, effectively communicating findings and presenting actionable recommendations to C-suite stakeholders and business leaders.
- Stakeholder Management: Built effective working relationships with key business stakeholders, data engineers, and other partners to achieve common data-driven goals and targets.
- Insights & Recommendations: Generated actionable insights from complex data analysis for funnel conversion, marketing performance, and ROI, directly influencing business performance and strategy.
- Data Collaboration & Empowerment: Worked closely with cross-functional teams to support the ongoing data needs of internal partners, helping to optimize internal data processes and workflows.
- BI & Data Expertise: Applied extensive experience in data modeling, data collection, data mining, and analysis to deliver end-to-end analytical solutions from stakeholder discovery to production.
Guido Klein
Power BI Report Developer
Last position:
NOBILIS Group GmbH
- Support during SSRS implementation, including training employees on SSRS
Archana Ravikumar
Power BI Developer | Data & Business Analyst | Client Specialist | System Analyst
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
Benedikt Ruske
Experienced Data & Business Analyst with a focus on Power BI and Business Intelligence
Last position:
Power BI developer at Mechanical Engineering (SME 500 emp.)
- KPI dashboards for inventory and goods received quality control & testing ETL, dataset, dataflows and report development, complex DAX solutions
Data sources: Dataverse, RDB, Excel
Tools: ETL, data modeling, data flows, Power Query, M, Power BI, complex DAX
- Capacity: 25%
Thomas Reick
BI Consultant and Power BI Developer
Last position:
BI Consultant and Power BI Developer at Plusnet GmbH
- In-depth forensics of old and new data sources
- Enhancing existing reports and creating new data analyses
- Data preparation from source systems and semantic models
- Azure DevOps integration
- Tools/Skills: MS-PowerBI, DAX, MS-Office 365, PowerQuery, M, PowerAutomate, Redmine, SharePoint, SQL (T-SQL, Oracle), MS Fabric
Vitali Haberkorn
Power BI Expert
Last position:
Power BI Expert at Media Agency
The project aims to migrate the company's existing Power BI Premium environment to Microsoft Fabric. This migration includes moving the existing data models, reports, and dashboards to the new platform to take advantage of the extended features and improved performance of Microsoft Fabric. The solution will be deployed in various regions worldwide to ensure a unified and consistent reporting and analytics environment for all locations.
Requirements analysis, migration planning, data migration, adapting reports and dashboards, testing and validation, training and support, deployment and monitoring, regional rollout.
Germo Görtz
BI Developer
Last position:
BI Developer at Rhenus Logistics
- Business intelligence development in the logistics sector.
- Migrating existing reporting and analysis solutions from Cognos to Microsoft BI.
- Using Microsoft SQL Server, SSAS, Power BI, and other Microsoft BI platform components.
Ehsan Meisami
BI Developer
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.
Leon Agatic
Tableau Developer | Supply Chain Analytics (freelance)
Last position:
Tableau Developer | Supply Chain Analytics (freelance) at ALDI International Services SE & Co. oHG
- Led end-to-end Tableau development connected to SAP BW, building dynamic dashboards for Supply Chain Management (SCM) use cases.
- Translated supply chain strategy goals into actionable, data-driven dashboards supporting operational and strategic decision-making.
- Delivered insights that improved supply chain visibility, risk mitigation and inventory efficiency across key functions.
Yannick Reinke
Power Platform Developer
Last position:
Power Platform Developer at PWC
- Digitalizing and automating internal business processes using Microsoft Power Platform: analyzing, designing, and developing end-to-end solutions to increase company-wide efficiency
- Creating user-friendly interfaces with Power Apps
- Automating workflows and approval processes with Power Automate
- Visualizing process KPIs with Power BI
Kai Pohl
Microsoft Azure Synapse and Power BI Developer
Last position:
Microsoft Azure Synapse and Power BI Developer at Consulting company / International insurance brokerage group
- Built a Microsoft Azure Synapse Data Warehouse solution and developed ETL structures for an international insurance brokerage company
- Created tables, views, and pipelines in Azure Synapse
- Developed Power BI reports for controlling and tax reporting (BAB, IER)
- Technology stack: Microsoft Azure Synapse (Synapse SQL, Synapse Pipelines), Microsoft Power BI (semantic data model, reports), Azure DevOps (Boards, Repos)
- Development languages: DAX, M, SQL
Discover over 15,000 top freelancers
BI Developers statistics
Typical experience
14 years
Average project duration
1.9 years
Certifications per freelancer
2
Top business areas
Business Intelligence, Information Technology, Project Management
Top industries
Information Technology, Professional Services, Automotive
Most common languages
German, English, Russian
Bachelor's degree or higher
86%
Master's degree or higher
43%
Salary / Daily Rate Distribution
The chart shows how the daily rates of freelancers in this role 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. Actual rates may vary depending on seniority level, experience, skill specialization, project complexity, and engagement length.
Average rates for BI Developers & Seniority distribution
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.
Actual rates may vary depending on seniority level, experience, skill specialization, project complexity, and engagement length.
Frequently Asked Questions
Questions in mind? Get key insights about FRATCH
A BI Developer builds the reporting layer that turns source data into usable business information. That usually means data models, ETL or ELT logic, dashboards, KPI definitions and fixes for broken reports. The exact scope depends on whether the company needs help with analysis, warehouse design or front-end reporting.
A strong BI Developer knows SQL, data modelling and the tools used in the company’s stack. They should be able to work with Power BI, Tableau, Qlik or SAP BW when relevant, and they must understand how to test data quality and keep definitions consistent. Just as important is the ability to talk to business users without losing the technical detail.
A BI Developer focuses on the systems behind the reporting, not only on interpreting the numbers. Data analysts usually work more on insight, ad hoc analysis and business questions, while BI developers build the models, pipelines and dashboards those analyses depend on. In many teams the two roles work closely, but the day-to-day tasks are different.
A freelance business intelligence developer makes sense when the need is project-based, urgent or tied to a specific platform change. That can be a warehouse migration, a dashboard rebuild, a reporting backlog or temporary cover for an internal gap. If the company needs steady long-term ownership of the BI landscape, a permanent hire may be the better fit.
Most BI Developers work in SQL-heavy environments with tools such as Power BI, Tableau, Qlik, SAP BW, SSIS, Azure Data Factory, dbt or Snowflake. The right mix depends on whether the company runs on Microsoft, SAP, cloud data platforms or a mixed stack. A good freelancer adapts quickly instead of forcing one preferred tool into every project.
Yes, many BI Developers can work remotely, especially when access, source systems and requirements are already clear. In Germany, however, workshops and stakeholder sessions are often easier when there is at least some overlap in time zone and language. On-site support can still be useful at the start of a project or during testing and handover.
Look for clear examples of how the BI developer handled data models, reporting logic and stakeholder changes. Good candidates can explain trade-offs, name the tools they used and describe how they tested accuracy and performance. Strong portfolio evidence is usually a working dashboard, a clean model or a well-structured reporting solution rather than just a list of tools.
A BI engineer should ask where the data comes from, who owns each source and which KPI definitions are already agreed. They also need to know the target tool, access process, refresh logic, security rules and who approves the final reports. Clear answers at the start prevent rewrites later and make delivery much smoother.
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Philipp Thomaschewski
FRATCH CEO
