At a small store in Seattle’s Wallingford neighborhood, designer jeans hang from metal racks attached to the ceiling, their QR code tags easily accessible.

Shoppers use smartphones to scan what they like, and a robotic system in the back delivers items to their dressing rooms, where they can then send for different sizes and colors via the Internet.

To make a purchase, shoppers simply slide their credit cards through a machine and leave without ever talking to a single salesperson.

Hointer, a new venture by former Amazon.com executive Nadia Shouraboura, relies on robotics and a smartphone app to sell more than 150 styles of men’s jeans.

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