A Little About Us. Applied ABC provides home-based ABA (applied behavioral analysis) therapy to children with autism across the United States. What We’re Looking For. A Behavior Technician (BT) with the capability to work under the supervision of a Board Certified Behavior Analyst (BCBA). This therapist’s role takes place directly in the homes of children with autism. Where We Need Your Help. Cumming, GA. Why Choose Applied ABC. Applied ABC is a ...