BI Consultants in Germany
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Meet FRATCH BI Consultants in Germany
Peter Herrmann
Last position:
Consultant Financial Data Warehouse Migration Interfaces Reporting at Large bank / central institution
- New connection of the product interfaces of the Financial Data Warehouse (FDW) directly to the Abacus 360 native interfaces
- IT environment: PC, client-server, Citrix remote client, Oracle DB
- Mapping of FDW outbound to Abacus 360 Native
- Analysis of requirements documents, business concepts, and existing interface rules
- Definition of new FDW rules for outbound to Abacus 360
- Adjustment of test scripts for the new interfaces
- Execution of tests to ensure correct data delivery and processing
Hervé Teguim
Last position:
Senior Data Engineer at 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
Nisanthan Sivarajah
Last position:
Business Intelligence Consultant (freelance) at NBIC – Nisanthan BI Consulting
Advising companies on building, migrating and optimising BI and reporting landscapes (Power BI, SQL, Python, ETL)
5 client engagements in real estate and finance since 05/2025: taking over and stabilising existing reporting, automating recurring standard and management reports, building cash-flow models
Proposal and feasibility assessments for BI and reporting projects
Using AI-assisted development (Claude Code) to accelerate automation, tooling and web/app development
Custom ERP system
Problem: A client's core processes ran on scattered, siloed Excel files with no central data storage – error-prone, hard to scale and impossible to analyse end-to-end.
Approach: Captured the business processes and requirements, modelled the data and developed iteratively together with the business team.
Implementation: Built a tailored, web-based ERP system with a central database, role-based modules and automated reporting – delivered using AI-assisted development in Claude Code.
Timesheet app
Starting point: Time tracking based on an overgrown, macro-heavy Excel template – maintenance-intensive, single-user and error-prone.
Implementation: Migrated all functionality and VBA macros into a standalone web app with central data storage, multi-user support and automated reporting.
Cash-flow modelling
Starting point: The existing cash-flow model covered standing investments only; project developments were missing from steering.
Implementation: Built and extended the CF model to include project-development cash flows.
Optimisation: Reviewed and optimised existing CF models and expanded the KPI outputs for reporting and steering.
Carsten Feichtinger
Last position:
Interim Controller / Knowledge Transfer at Medium-sized manufacturing company in the construction industry, existing client
Focus areas: knowledge transfer, reporting, cost analysis Tasks
- Ensure knowledge transfer from the outgoing controller
- Document key controlling processes
- Operational controlling (cash flow planning, reporting)
- Simplify the cost center structure to improve cost analysis Results
- Transparent knowledge transfer and sustainable documentation of controlling processes
- Improved cost analysis and more efficient reporting
Jan Miltner
Last position:
Managing Director at Nexcent GmbH
- IT consulting
- Power Platform & Databricks
- AI software development (custom software)
- Commercial responsibility for the company
Kai Pankatz
Last position:
Oracle Project Management and DBA at Scope Solutions AG
- Installation, maintenance and regular upgrade of the DB systems with 19x
- Use of OPatch and RU 19.27 on RHEL 8x, SLES 15.x and Windows
- DBA for DACH and European customers in production and last test environments (e.g. Konrad Adenauer) as well as others in CDB
- Processes via Confluence
- Support in operations for customers SR via Metalink
Any-Arlene Niyubahwe
Last position:
Co-Founder · Data Engineering & Backend at zirikana (Kirundi Bible Web App) – Civic Technology
- Built a Python pipeline that converts lectionary web content into structured daily JSON, applying liturgical-calendar rules for accurate weekday and Sunday coverage.
- Shipped a read-only FastAPI REST API with shared Pydantic models and delivered a Kirundi-first web client for browser and mobile use.
- Owned the data layer and backend architecture, collaborating closely on system architecture and interfaces while automating refreshes with GitHub Actions and validating the ETL with pytest.
- Impact: Created a reliable, API-driven source of truth for daily Bible readings in Kirundi, enabling consistent access to previously unstructured content.
William Nguyen
Last position:
Senior Business Analyst/Requirements Engineer at Finanzen.Net/Finanzen.Zero
- Analysis of complex business processes and end-to-end user journeys in digital product and platform environments
- Gathering, structuring, and prioritizing business and technical requirements (Functional / Non-Functional Requirements)
- Translating business goals into actionable requirements, user stories, and acceptance criteria
- Conducting stakeholder interviews, workshops, and reviews with business teams, IT, UX, and management
- Creating and maintaining requirement artifacts (BRD, FRD, user stories, process models, decision papers)
- Ensuring consistency between business needs, technical implementation, and product vision
- Close collaboration with development teams to clarify business questions during implementation
- Support with impact analyses (A/B tests), change requests, and scope management
- Quality assurance of implemented requirements including acceptance criteria and business testing
- Advising on the further development of product strategy and roadmap structure
- Prioritizing backlog items based on business value
- Defining and sharpening product goals, KPIs, MVP definition, and other success metrics
- Evaluating new features, tools, and initiatives from a user and business perspective
- Facilitating decision-making between business, product, and technology
- Supporting go-to-market considerations and product positioning
- Sparring partner for product and stakeholder decisions at management level
- Dashboard creation, data modeling, BI report administration, and data analysis in Power BI
Andreas Flegel
Last position:
CRM Consultant, BI Expert, Project Manager, Coach at start-up / dermatology and wellness products
- Analyze business situation: stagnation of sales, small recurring customer rate, huge number of visitors but little conversion rate, average order value does not increase, no customer segmentation or targeting, performance marketing approach fails to acquire the right customer
- Advise on sales and marketing strategies and improve operations; agile coach advice with key business strategy using Scrum and Kanban
- Acquire key requirements and derive user stories for e-shop product owner development and customer data analysis
- Develop comprehensive 360 degree customer data model using Shopify and Amazon; implement data feeds from more than 10 systems (Klaviyo, Typeform)
- Develop meaningful ad-hoc data analysis detailing aspects of Triple Whale customer behavior using standard e-commerce KPIs such as AOV, Google Analytics, churn, conversion and abandoned checkout rates, ROAS, CPA, CPC; tools: SQL, Power Query
- Derive clear and data-driven customer segmentation and targeting; ETL processes and Power BI
- Introduce and feed new content agency with customer insights using GraphQL and Postman; improve messages, frequency, and targeted audience; Microsoft Planner
- Provide crystal clear data proof to steer new performance marketing approach
- Develop standard business operations reporting
Olaf Taesch
Last position:
BI Architect in a Kanban Team at Gulp / Randstad for HHLA
- Creation of automated tests.
- Extension of the functionality of the enterprise BI data warehouse.
- Design and development in SQL and PL/SQL.
- Data modeling as well as performance measurement and tuning.
- Creation of and contribution to user stories and concepts.
- Technical environment: Windows, Linux.
- Database: Oracle 19c incl. DWH, CDB, PDB.
- Tools: Confluence, CVS, Eclipse, Git, GitLab, Jira, N4, PL/SQL, SQL Developer, utPLSQL.
Matthias Wähler
Last position:
Freelance Consultant Business Intelligence (Self-employed) at mw-consult.it
Data Engineering
Business Analyst
Consulting
2025 – present
Data Engineer & Architect
- Azure Data Factory
- Azure Databricks (PySpark)
- PowerBI Service
Lead developer for the further development of the Modern Data Warehouse, as well as Power BI reports and data models based on the ERP systems Amparex and EyeOffice. Focus on topics for the marketing department with data connection via API to Amplitude and Klaviyo with Python
- 2024 – present
Data Engineer & Architect
- SQL Server (T-SQL)
- SSIS (ETL)
- SSAS Tabular
- PowerBI Report Server
- Atlassian Jira & migration to Azure DevOps with GIT (KANBAN)
Development of Power BI reports and data models based on Infor LN ERP data after migration from Baan, including the underlying data structures with Microsoft SQL Server for further development of the Data Warehouse
Consulting for controlling on the specification of business requirements and development of reporting solutions
- 2025 – 06.2025
Data Engineer & Architect
- PowerBI Dataflows
- PowerBI Service
Cloud migration of the Data Warehouse, as well as Power BI reports and data models from Microsoft Dynamics BC 2021 to Microsoft Dynamics BC Cloud, including migration of the underlying data structures from Microsoft SQL Server to Power BI Dataflows
- 2022 – 06.2024 (ongoing support for data engineers)
Data Engineer & Architect
- SQL Server (T-SQL)
- SSIS (ETL) & BIML
- SSAS Tabular
- Azure DevOps with GIT (SCRUM)
Development of analytical models based on Microsoft Dynamics BC 2021 in combination with data from the company's own MariaDB database, including the setup of the underlying data structures with Microsoft SQL Server to build a Data Warehouse. Merging of the ERP systems BC 2021 and DATEV in the Data Warehouse
Consulting for business users on the specification of business requirements and coaching of developers for the development of reporting solutions
- 2022 – 08.2023
Business Analyst & Interim Manager
- PowerBI Service
- Azure Databricks (PySpark)
- Atlassian Jira (SCRUM)
Project management for reporting solution requirements, as well as development of Power BI reports and data models with data from Azure Databricks based on SAP R/3, Google Analytics, webshop and CRM with a business focus on customer, sales and marketing
- 2022 – 05.2022
Power BI Specialist
- PowerBI Service
- Azure DevOps with GIT (SCRUM)
Development of Power BI reports and data models based on data from Exasol with a business focus on assortment management in purchasing
- 2021 – present (ongoing support for existing customers)
Power BI Specialist & Data Engineer
- SQL Server (T-SQL)
- SSIS (ETL) & BIML
- PowerBI Service
- Azure DevOps with GIT (KANBAN)
- Azure Functions (Python)
Development of Power BI reports and data models based on abas ERP data, including the setup of the underlying data structures with Microsoft SQL Server to build a Data Warehouse.
Synchronization of customer data for Pipedrive CRM via Azure Functions with Python.
Consulting for controlling and management on agile project management, the specification of business requirements and development of reporting solutions
- 2021 – present (ongoing support for existing customers)
Data Engineer & Architect
- SQL Server (T-SQL)
- SSIS (ETL) & BIML
- SSAS Tabular
- Azure DevOps with GIT (SCRUM)
Development of analytical models based on Microsoft Dynamics 365 FO, CS & CRM in combination with Microsoft Dynamics AX 2012 R3, including the setup of the underlying data structures with Microsoft SQL Server to build a Data Warehouse
Concept for the migration of the SQL Server-based Data Warehouse to Microsoft Fabric with planned future implementation and temporary use of a hybrid data architecture for the introduction of Power BI Service during the migration phase
Consulting for business users on the specification of business requirements and development of reporting solutions
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
Minal Borse
Last position:
Business Intelligence Specialist at Coster Special Technologies S.p.A.
- Designed and developed interactive SAP Analytics Cloud (SAC) dashboards and reports for Finance, Supply Chain, Logistics, Procurement, HR, and Manufacturing, covering KPIs such as Profit & Loss, Balance Sheet, Fixed Costs, Headcount, Personnel Expenses, Stock Analysis, OTIF, Production Volume, BOM, Spend, and Compliance to Schedule.
- Built and optimized end-to-end ABAP CDS data models (Basic, Composite, and Consumption Views) using the VDM approach, integrating data from key SAP S/4HANA tables. Strong expertise in ABAP CDS, SQL, SAP data modeling,
- Collaborated with cross-functional teams to define KPI logic, standardized user story templates, resolved BI requests through JIRA, improved reporting performance, and delivered scalable, secure, and business-focused analytics solutions that enhanced decision-making and operational efficiency.
- Trained business stakeholders across various countries on SAP Analytics Cloud (SAC) dashboard usage and developed comprehensive training manuals to promote user adoption and enable self-service analytics.
Benedikt Ruske
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%
Burak Güzel
Last position:
BI Consultant TM1 at Accantec GmbH
Project description: Design and step-by-step implementation of a central, multidimensional controlling platform based on IBM Planning Analytics to optimize and automate internal company planning and reporting.
Business & technical consulting: Analyzed the provided operational base data and proactively advised the controlling team on cube design best practices and optimal dimension structures.
Data integration & ETL: Designed and developed robust TurboIntegrator processes for automated data loading, transformation, and dimension maintenance.
Logic & business implementation: Implemented complex business logic and calculations with high performance using TM1 business rules (including efficient skipping/feeding).
Development of a Python HTTPS server to integrate an input widget in IBM PAW, enabling direct data write-back to TM1 cubes via the TM1 REST API.
Reporting & analytics: Created dynamic, user-friendly reports and dashboards for management and specialist departments.
Discover over 15,000 top freelancers
BI Consultants statistics
Aggregated from the professional profiles of matched freelancers.
Experience
20 years
Position duration
2.9 years
Positions per freelancer
13
Top business areas
Business Intelligence, Information Technology, Project Management
Top industries
Information Technology, Professional Services, Manufacturing
Certification focus areas
Business Intelligence, Information Technology, Project Management
Bachelor's degree or higher
91%
Master's degree or higher
64%
Doctorate
15%
Certifications per freelancer
2
Most common languages
German, English, French
Speak two or more languages
95%
Based on our profile pool as of 26 Aug 2026.
Daily rate distribution
The chart shows how the daily rates of freelancers in this role in Germany 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 for BI Consultants in Germany
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 26 Aug 2026. Actual rates may vary depending on seniority level, experience, skill specialization, project complexity, and engagement length.
About the role
BI delivery
A BI Consultant turns scattered data into reports people can trust. Typical work includes KPI design, dashboard setup, data model review, and report logic that matches how the business really works. Strong consultants focus on clear definitions, stable data flows, and outputs that teams can use without extra explanation.
- Define reporting needs with business and IT stakeholders
- Build or refine dashboards and self-service reports
- Design dimensional models, metrics, and filters
- Validate data quality and reconcile sources
- Document logic, assumptions, and report ownership
Core skills
Good BI consultants combine business thinking with technical depth. They know how to work with SQL, Power BI, Tableau, Qlik, Looker, or SAP Analytics Cloud, and they understand data warehousing, ETL, and semantic models. Many projects also need a solid grasp of Excel, DAX, Power Query, or Python for analysis and data preparation.
- Business analysis and stakeholder workshops
- Data modeling and reporting architecture
- Query writing and performance tuning
- Visual design that makes trends easy to read
- Testing, validation, and rollout support
When companies hire
Companies bring in a BI Consultant when reports are inconsistent, manual, or too slow to maintain. That often happens during ERP rollouts, data warehouse changes, mergers, or when leadership wants one source of truth across departments. In Germany, manufacturers, industrial groups, retail companies, and mid-sized firms often need this help when local teams must align with central reporting standards.
What strong consultants do
A strong BI consultant does not just build charts. They ask where the numbers come from, who owns them, and how the report will be used. They spot weak data definitions early, keep dashboards simple, and hand over solutions that internal teams can maintain.
- They translate business questions into report logic
- They challenge unclear KPI definitions
- They document source-to-report traceability
- They balance speed, accuracy, and usability
- They work well with analysts, controllers, and developers
Freelancer fit
Freelance BI consultants are a good fit for projects with a clear scope, a specific tool stack, or a short internal gap. They can support ongoing reporting work, rescue delayed dashboard projects, or help during peak demand without adding permanent headcount. Remote work is common, but on-site sessions in Germany can help with workshops, requirement gathering, and stakeholder alignment.
Adjacent roles
People sometimes search for a BI Developer, Analytics Consultant, or Data Analyst when they really need a BI Consultant. The difference is in the mix: BI consulting combines reporting design, business alignment, and implementation guidance. That makes it useful when one person needs to bridge management, finance, operations, and the data team.
Frequently asked questions
Not sure where to start with BI Consultants? These answers cover the essentials.
A BI Consultant defines reporting needs, shapes KPI logic, and helps turn data sources into reliable dashboards and reports. The work often includes data model review, semantic layer design, validation, and support during rollout. On many projects, the consultant also helps teams agree on one version of the truth.
It depends on the stack, but SQL is a core skill in most cases. Many BI consultants also work with Power BI, Tableau, Qlik, Looker, SAP Analytics Cloud, DAX, Power Query, and common warehouse tools. The best fit is someone who understands both the tool and the reporting problem behind it.
A BI Consultant usually focuses more on business requirements, KPI design, and stakeholder alignment, while a BI Developer leans more into implementation and technical build. In real projects, the roles can overlap. If the work includes workshops, report logic, and decision support, consulting skills matter a lot.
Freelance BI support makes sense when the need is tied to a project, a tool rollout, or a temporary gap in the team. It is also useful when the internal team needs extra hands for reporting redesign or data cleanup. Companies often choose a freelancer when speed and targeted expertise matter more than long-term headcount.
Yes, most BI Consultants can work remotely for German companies, especially for report development, data modeling, and analysis. On-site time can still help at the start of a project, especially for requirement workshops and stakeholder interviews. For many teams, a mixed setup works best.
BI consulting is common in manufacturing, retail, finance, logistics, healthcare, and SaaS. These companies usually deal with many data sources and need reporting that different teams can trust. In Germany, mid-sized industrial firms often look for help when they standardize dashboards across plants or business units.
Look for clear thinking, not just tool knowledge. A strong BI Consultant asks good questions, explains metric logic in plain words, and shows how reports connect to the source data. Good signs are clean documentation, practical dashboard design, and a working style that reduces back-and-forth.
Most clients want someone who can handle both analysis and implementation without heavy supervision. That means you should be comfortable with workshops, data validation, and direct communication with business users and technical teams. If you can turn vague reporting needs into a stable solution, you will be in demand.
The average hourly rate for BI Consultants in Germany is 108 €, which corresponds to a daily rate of about 866 € based on an 8-hour working day.
Of the freelancers working as BI Consultants in Germany, 91% hold at least a Bachelor's degree, 64% hold at least a Master's degree, and 15% hold a doctorate.
On average, freelancers working as BI Consultants in Germany have 20 years of professional experience, with a single engagement typically lasting around 2.9 years.
The most common languages among freelancers working as BI Consultants in Germany are German (100%), English (95%), and French (25%).
The most common industries among freelancers working as BI Consultants in Germany are Information Technology (81%), Professional Services (69%), and Manufacturing (51%).
The most common business areas among freelancers working as BI Consultants in Germany are Business Intelligence (97%), Information Technology (92%), and Project Management (66%).
FRATCH BI Consultants main locations
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 Stuttgart Dusseldorf Leipzig Dortmund Essen Bremen Dresden Hanover Nuremberg 
Munich Request a free demo
Get in touch with the FRATCH team and we will get back to you within 4 hours.
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We always have the time for a call or email!
Philipp Thomaschewski
FRATCH CEO
