Devett has served as the Lead Organiser of the Queensland Community Alliance since 2018, having joined the Alliance as an organiser in 2015. The Alliance brings together 35 member organisations representing 1.7 million Queenslanders across churches, mosques, other faith groups, trade unions, community organisations and ethnic associations.

From Paris to Whyalla to Woodridge, Devett has 20 years of experience in developing ordinary citizens as transformative leaders in their own lives, their communities and the broader society through values-based social action.