Interactive KPI Dashboard Development

I'm seeking a skilled Data Analyst to build an interactive dashboard focused on tracking key performance indicators (KPIs), specifically sales metrics.

Requirements:
- Connect to local files (Excel, CSV) and cloud databases (Google BigQuery, AWS Redshift)
- Design the dashboard to track sales KPIs
- Provide clear visual storytelling and insights

Ideal skills and experience:
- Proficiency in Excel and Power BI
- Experience in data cleaning and dashboard design
- Strong analytical skills and attention to detail
- Ability to simplify complex data into actionable insights

Please include examples of previous work and relevant qualifications.