What is an on call application support engineer?

An On Call Application Support Engineer is a technical professional responsible for maintaining and troubleshooting software applications, especially outside of regular business hours. They monitor applications, respond to incidents, and resolve issues to ensure optimal system performance and availability. These engineers often work in shifts or are available on standby to address urgent problems, minimizing downtime and service disruptions. Their work may involve debugging code, collaborating with development teams, and communicating with users or stakeholders to resolve application-related issues.