BigCommerce Upsell and BNPL Improvements -- 6

My BigCommerce store is stable and already generating sales, but it needs smarter upsell and cross-sell functionality to reach the next level. I want conversion-focused on every screen size. I also... (Budget: $7 - $9 CAD, Jobs: API Integration, BigCommerce, Conversion Rate Optimization, CSS, Full Stack Development, HTML, Sales Promotion, Visual Design, Website Design, Website Optimization)