Hi there,
After reviewing your requirements, It appears that you need to design and formatting of Power BI dashboard by create navigation, visuals to get data-driven story report, also data preparation by using Power Query extract data from your database source.
As a data analyst, I usually use Power BI to analyze data and build dashboard, please see my profile.
I strongly believe that my experience can be adapted to my projects, don’t hesitate to discuss your requirements further.
Looking forward to working with you.