Jennifer Tejada, PagerDuty CEO, to Keynote Alongside Executives from GitHub, Twilio, MongoDB and More. : Jennifer Tejada, PagerDuty CEO, to Keynote Alongside Executives from GitHub, Twilio, MongoDB and More SAN FRANCISCO, CA--(Marketwired - Oct 24, 2017) - PagerDuty, the global leader in Digital Operations Management, today announced it will lead discussions on digital transformation, diversity in tech, building successful businesses, and developer best practices at some of the world's largest and most important technology conferences and events over the next quarter.