Staff ML Engineer: Scale AI Infra

AppFolio is seeking a Staff Machine Learning Engineer to advance the ML platform that powers our AI initiatives—training, fine-tuning, inference, RAG, evaluation, and cost. You'll keep the AI cloud always-on, observable, and economical while staying close enough to applications to influence model and agent design. This role sits at the intersection of ML infrastructure, applied AI, and cost discipline. You will collaborate with Voice & Agents and Research ML engineers to turn prototypes into J-18808-Ljbffr