Over the past two years, Sierra's APX program graduates have achieved significant results, including developing voice characters and demonstrating them to clients, establishing the first office in Asia and serving flagship clients, and providing mortgage brokerage services to millions of customers for Rocket's launch. The program offers graduates a one-year rotation opportunity in product management and engineering, covering agent product manager/engineer and platform product manager/engineer roles, emphasizing customer communication, decision-making, and building capabilities, and includes learning activities such as a speaker series, book clubs, and leadership closed-door meetings.