Marketing Agency Sales Dashboard Development

I'm looking to create a comprehensive sales dashboard for our marketing agency. This dashboard will primarily display sales figures and marketing campaign metrics.

Key Requirements:
- Data to be included:
- Sales figures
- Marketing campaign metrics
- Access Control:
- Admin and Managers only
- Preferred Visualizations:
- Bar charts
- Pie charts
- Line graphs

Ideal Skills and Experience:
- Experience in dashboard development
- Proficiency in data visualization tools
- Strong understanding of sales and marketing metrics
- Ability to implement access control features

Please share samples of similar work done.