Amazon Optimization of SKUs

I am looking for a freelancer who can assist me with optimization of advertisements in Amazon. I have a premium spice seasonings & rubs brand based on innovate concept. I have 8 principal SKUs where I want to focus. My target audience is general consumers, and I need help with advertising optimization and some product optimization. The ideal candidate should have experience with Amazon advertising strategies and be able to provide recommendations for improving my current listings. Additionally, knowledge of keyword research and product listing optimization is a plus.