Title: Power BI Subcontractor
Area(s) of responsibility
1. **Requirement Analysis:**
- Collaborate with business analysts and stakeholders to understand reporting and analytics requirements.
- Translate business requirements into technical specifications for Power BI development.
2. **Data Modeling:**
- Design and create data models within Power BI, including importing and transforming data from various sources.
- Optimize data models for performance and efficiency.
3. **Data Visualization:**
- Develop visually compelling and interactive reports and dashboards using Power BI.
- Choose appropriate visualizations to effectively communicate insights.
4. **DAX (Data Analysis Expressions) Coding:**
- Write complex DAX formulas to create calculated columns, measures, and calculated tables.
- Perform data analysis and manipulation using DAX functions.
5. **Data Integration:**
- Integrate Power BI with various data sources, databases, and other data platforms.
- Implement data refresh and ensure up-to-date information in Power BI reports.
6. **Data Cleansing and Transformation:**
- Cleanse and transform data as needed for reporting purposes.
- Handle data cleansing, normalization, and enrichment to ensure data quality.
7. **Power Query Development:**
- Utilize Power Query to shape and transform data before loading it into Power BI.
- Create custom queries and expressions to meet specific data requirements.
8. **Performance Optimization:**
- Identify and address performance bottlenecks in Power BI reports and dashboards.
- Optimize data models, queries, and visualizations for better performance.
9. **Security Configuration:**
- Implement security measures in Power BI, including role-level security (RLS) and row-level security.
- Ensure compliance with data security policies and regulations.
10. **Integration with Other Systems:**
- Integrate Power BI with other Microsoft products and third-party applications.
- Ensure seamless data flow between Power BI and connected systems.
11. **Automation and Scripting:**
- Develop scripts and automate repetitive tasks within Power BI.
- Implement scheduled data refreshes and updates.
12. **Documentation:**
- Maintain comprehensive documentation for Power BI reports, dashboards, and data models.
- Document best practices, data sources, and any custom code.
13. **Testing:**
- Conduct unit testing to validate the accuracy and functionality of Power BI reports.
- Collaborate with quality assurance teams to perform system and integration testing.
14. **Troubleshooting and Support:**
- Identify and resolve issues related to Power BI development and report generation.
- Provide support to end-users and address inquiries related to Power BI functionality.
15. **Training:**
- Provide training to end-users on using Power BI tools and accessing reports and dashboards.
- Offer guidance on best practices for utilizing Power BI features.
16. **Collaboration:**
- Work closely with business stakeholders, analysts, and other developers to ensure alignment with business objectives.
- Collaborate with IT teams, database administrators, and system administrators for seamless integration.