CNBC explores the life of Amazon Flex drivers

Amazon delivered 26 percent of its own packages in 2018, and that's just the beginning of the company's shift to become self-reliant for shipping and delivery. As the E-Commerce giant transitions from two-day Prime shipping to one-day turnarounds, it is depending more and more on its own crowdsourced last-mile service called Amazon Flex. Chasing after the holy grail of ultimate convenience, Amazon is inching closer and closer to nearly instant deliveries.