Hiring an Amazon Elastic Beanstalk developer can streamline your application deployment process. They can manage your infrastructure, handling capacity provisioning, load balancing, and automatic scaling, which results in reduced overhead and increased efficiency. Their expertise in AWS services can provide a reliable, scalable, and secure environment for your applications. This can lead to faster development cycles, allowing you to focus on core business tasks instead of managing servers. They can also optimize costs by leveraging the pay-as-you-go model of AWS. Thus, they can contribute significantly to your business growth.