ZUCKERBERG. Meta Platforms CEO Mark Zuckerberg testifies at a House Financial Services Committee hearing in Washington, US, October 23, 2019

Erin Scott/Reuters

'If Mark makes something a priority, mountains move in months,' says former Meta Platforms engineering director Arturo Bejar

A former Meta engineering director testified that CEO Mark Zuckerberg prioritized growth and engagement over child safety on Facebook and Instagram.

Meta is facing a landmark trial from multiple states accusing the company of designing platforms that harm young users and violating federal laws regarding children's data.