In February, Amazon's CEO emphasized the importance of improving inbound inventory fulfillment processes as one of the company's top priorities for 2024. The changes being implemented are aimed at increasing the efficiency of these processes, improving inventory placement, accelerating deliveries, and reducing transportation costs.

While Amazon executives are optimistic about the growth of capital investments, third-party sellers are facing challenges due to ongoing changes. Specifically, issues on the West Coast are causing delays in inventory processing for sellers. In response, Amazon is altering supply routes and offering lower fees for storing products destined for the East Coast of the U.S.

The company seems firmly committed to these changes. CFO Brian Olsavsky said during Thursday's earnings call that Amazon continues to invest in improving its inbound network.

Amazon is also investing in other aspects of its supply chain to strengthen order fulfillment operations. For example, the company is increasing its use of robotics to speed up deliveries and ensure employee safety. According to Jassy, a new fulfillment center has recently opened in Shreveport, Louisiana, which uses robots to optimize the processes of towing, picking, packing, and shipping.

"We believe that we have broader automation and robotics capabilities than other retail competitors, but it is still too early to define how far we expect automation to go in our fulfillment network," Jassy said.