Excel Macro Reconfiguration Specialist

I need an Excel expert to reconfigure existing macros to enhance data analysis capabilities, focusing on data visualization.

Key tasks include:
- Modify current macros to streamline data preparation for visualization.
- Ensure integration with Excel Charts, Power BI, or Tableau (tool to be finalized).
- Improve accuracy and efficiency of data handling.

Ideal Skills and Experience:
- Proficiency in Excel and VBA.
- Experience with data visualization tools, especially Excel Charts, Power BI, or Tableau.
- Strong analytical skills and attention to detail.
- Previous experience in macro development and reconfiguration.

Please provide examples of similar work done.