John Coleman is currently a software engineer at PagerDuty, working on a DevOps team that helps build features and applications to support enterprise-sized customers and the scaling needs of PagerDuty. John has professional experience as a clinical social worker and has worked as a consulting therapist with many organizations, such as Child Protective Services, hospitals, public schools, probation, parole, and other 501(c)(3) organizations. He started in software development when he built and published an open-sourced application that automated his case management work. John holds a master's degree from the University of Chicago.