Shopify Store On-Page SEO Optimization

Title: On-page SEO for a small Shopify store (7 pages, ongoing potential) We run Northlane Candle Co., a handmade candle and home fragrance brand on Shopify. The store has been live for about a year, we have ~30 SKUs, and organic traffic has been flat for months... (Budget: $250 - $750 USD, Jobs: Content Strategy, Content Writing, Internet Marketing, Keyword Research, Link Building, Product Descriptions, SEO, Shopify)