Influencer Tiktok for kids toy, Social Media Manager for content, and Store Management/listing, fullfillment

all of the above....need to first find a kids influencer who is the best. I can send a sample. They create a video and post. The social media manager, then manages the video and cuts into smaller clips, hashtoags, to hit algorithm. Need VA or also someone who can post the product, find a good listing price, add discounts if needed, basically run the product testing. And help will choosing order fullfillment