Advanced Excel Formula Expert Needed

I'm in need of an Excel professional who can assist me with advanced formulas and calculations. The primary purpose of these formulas will be to automate repetitive tasks.

Ideal Skills:
- Advanced Excel proficiency
- Expertise in complex nested functions
- Experience with array formulas
- Data analysis
- Automation of tasks
- Having issue problem of REBATE function
- Having issue problem of Member Report function


If you're able to help streamline my workflow with your Excel expertise, I'd love to hear from you.