Financial Data Analyst

I need an expert to analyze financial data, specifically focusing on expenses and cost breakdown. The primary goal is to analyze spending trends.

Key tasks include:
- Analyzing expenses and creating detailed cost breakdowns
- Identifying and visualizing spending trends over time
- Providing actionable insights based on analysis

Ideal skills and experience:
- Proficiency in Excel, especially in data analysis tools
- Strong analytical skills with attention to detail
- Experience in financial data analysis
- Ability to present data in a clear and understandable manner

Please provide samples of previous work.