Summary
Ralph Mcneal is a senior principal software engineer who designs and drives large-scale tooling and platform strategy across Zillow’s CoreTech organization, influencing Data & Analytics, Infrastructure, Networking, and Developer Experience. He brings a decade-plus of hands-on leadership from high-impact roles at Twitter—where he helped operate an enterprise mono-repo and scale CI to 90,000 worker nodes—to long tenure at Lumen and a decade founding a consulting firm delivering Fortune-scale e-commerce and SaaS products. Ralph excels at turning complex distributed systems and developer workflows into reliable, measurable platforms, with deep experience in cloud-native architectures, CI/CD, containers, and scalable storage. He has a track record of shipping production systems that reduce developer friction and surface failures quickly, and he pairs technical depth with entrepreneurial experience in emerging tech like grid computing and indoor positioning. Based in Greater St. Louis and now active in the Seattle area, he blends pragmatic engineering with strategic architecture to accelerate innovation across organizations.
10 years of coding experience
22 years of employment as a software developer
Bachelor of Science (B.S.) Management Information Systems Computer Science, Bachelor of Science (B.S.) Management Information Systems Computer Science at University of Missouri-Saint Louis