Power BI Accounting Dashboard Development

I'm seeking a Power BI expert to build a comprehensive data reporting and analytics dashboard for my small business, with a focus on accounting.

Key requirements include:
- Visualizations for:
- Sales trends over time (monthly)
- Sales by product or service
- Sales by customer
- In-depth analysis of all accounting data:
- Sales data
- Expense data
- Payroll data

Ideal skills and experience:
- Proficiency in Power BI
- Strong background in accounting and finance
- Experience in creating interactive and insightful data visualizations
- Ability to deliver a user-friendly and intuitive dashboard

Please provide samples of previous work and a brief outline of your approach. Looking forward to your proposals!