Brendan Campbell-Hartzell

Brendan Campbell-Hartzell is an accomplished software engineer with extensive experience in technical interviewing and software development. Currently employed at Attentional Inc. as a Software Engineer since July 2024, Brendan also holds the position of Principal Technical Interviewer at Karat, where over 900 engineering candidates have been evaluated, and numerous interviewers trained. Previous roles include Senior Full-Stack Engineering Consultant at GoGoGrandparent, Software Engineering Lead at Senseer overseeing offshore development teams, and Founder of UrLoop, an enterprise software platform sold to Senseer Health, Inc. Brendan's career began with customer service positions at CVS Pharmacy and Navlet's Garden Center, alongside a formal education at Diablo Valley College from 2011 to 2015.