Afarax is looking for a freelance BI Expert. We need you!
The project:
Our client in the banking sector, is seeking an experienced BI Expert to strengthen their team.
Key responsibilities:
BI & Analytics Solutions
Design, build and deploy Business Intelligence solutions to support business decision-making.
Translate business needs into technical specifications and scalable BI architectures.
Develop and maintain reporting tools, dashboards and data visualizations.
Create and manage analytical data structures such as data warehouses, data marts and OLAP cubes.
Evaluate and continuously improve existing BI systems and analytics platforms.
Data Engineering & Analysis
Extract, manipulate and analyze data using SQL and Python.
Develop and execute complex database queries and analytical models.
Integrate data from multiple systems and ensure consistency and reliability of data flows.
Support ETL processes and data pipelines within the BI environment.
BI Platform Management
Maintain and support data analytics platforms (e.g. MicroStrategy or equivalent BI tools).
Collaborate with technical teams to integrate BI solutions with existing systems and data platforms.
Conduct unit testing, troubleshooting and performance optimisation of BI solutions.
Data Modeling & Architecture
Design and implement robust data models aligned with BI best practices.
Apply advanced knowledge of dimensional modeling, including star and snowflake schemas.
Develop and maintain data warehouses, data marts and data products to support analytics use cases.
Ensure that data structures support scalability, performance and governance standards.
Knowledge Sharing & Collaboration
Actively share expertise and best practices related to BI development and data modeling with internal teams.
Support internal resources involved in BI activities through coaching, documentation and knowledge transfer.
Contribute to the continuous improvement of BI capabilities within the organization.
Documentation & Governance
Develop and maintain technical documentation related to BI solutions and data models.
Ensure that BI developments follow data governance and architecture standards.
Is this you?
Technical Skills
Strong experience with SQL and Python for data extraction, manipulation and analysis
BI and analytics tools such as Power BI, Azure Analysis Services, Databricks, PowerApps
Experience with data visualization and reporting platforms
Knowledge of OLAP, ETL frameworks and database management systems
Data Modeling
Advanced knowledge of data warehouse design
Expertise in dimensional modeling (star schemas, snowflake schemas)
Experience designing data marts and data products
BI Platforms
Experience with BI technologies such as:
Microsoft Power BI
Azure Analysis Services
MicroStrategy
Oracle BI (or equivalent)
Additional Technical Knowledge
SQL Server technologies such as SSRS and SSIS
Data warehousing and data mining techniques
How afarax supports you?
You benefit from our extensive network
You will have access to projects that fit your expertise
We help and support you throughout your project
We offer the possibility to build a valuable and lasting partnership
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