Amazon et E-commere Virtual Assitant

Hello,

We are looking for looking to hire for long time - on a monthly basis.
tasks: Customer service, Product research, listing optimisation, handle disputes and refunds, inventory management, competitor analysis, social media management, video & ad banner creative, influencers research and outreach, supplier research and outreach, live chat support.
Please get back with your monthly salary expectations, your working style, if you accept to work in different time zones?
Any references are welcome too.

Thanks