An AWS SES (Amazon Web Services Simple Email Service) developer designs, develops, and manages email sending systems using Amazon's cloud-based email platform. They create scalable and cost-effective email solutions to send marketing, notification, and transactional emails. The developer ensures high deliverability rates by managing email reputation systems, handling bounce and complaint feedback loops, and implementing production-ready SES applications. They also monitor email sending activities and troubleshoot any issues. Furthermore, they may set up automated workflows, configure email templates, and integrate SES with other AWS services or third-party applications. Their ultimate goal is to optimize email communications for businesses.