As e-commerce companies aim to capitalize on the online spending boom connected to shelter-in-place and keep the party going as physical retailers open back up, more are turning their attention to how they can juice the functionality of their online storefronts and improve experiences for shoppers. Enter Nacelle, an LA-based startup in the burgeoning “headless” e-commerce space. The startup bills itself as a JAMstack for e-commerce, offering a developer platform that delivers greater performance and scalability to online storefronts.