Heather Fleming is a Principal Product Manager at Zillow, where she architects the Atlassian-based system of record that connects strategy, planning, and execution across the enterprise. She leads PDLC execution architecture, portfolio backbone design, AI-enabled workflow integration, and enterprise tool consolidation. Her work focuses on building scalable operating systems that produce trusted, decision-ready signals for leadership. Heather specializes in designing durable execution architecture that prevents fragmentation and improves visibility at scale.