In a discussion between Guillermo and Sadek, the advantages of Serverless technology for enhancing the developer experience are explored, emphasizing benefits such as instant deployments, cost efficiency, simplified rollbacks, and improved collaboration. Serverless allows for instantaneous deployment with a single command and supports running multiple versions of a project without significant cost, enabling developers to deploy changes continuously. It provides a seamless version control system where developers can access any previous state of an application, facilitating easy rollbacks and the ability to share previews for collaboration. The technology allows developers to test in a production-like environment without affecting the actual production, effectively blurring the lines between staging and production environments. The conversation highlights the integral role of Serverless from the start of a project, simplifying deployment processes and enhancing the overall development workflow.