Making the move to mobile-first application development is creating interesting challenges for co-located global teams. To this end, Matthew Heusser and Michael Larsen invited Mav Turner, the CTO of Tricentis, and Smita Mishra, CEO of Fandoro, to discuss the importance of user experience, security, and the need for optimized and secure code for mobile apps. They also highlight the challenges of working with distributed global teams and provide tips for effective collaboration, such as being aware of time zones and cultural differences.