TechVision Expert Circle

Mar 29, 2026 · R&D Management

From System Overhaul to Org Redesign: A CTO’s High-Stakes Project Post-Mortem

A CTO recounts how a six‑year‑old e‑commerce core system was transformed through simultaneous technical and organizational restructuring, detailing the diagnostic findings, the shift to a domain‑driven microservices architecture on Kubernetes and Istio, the execution timeline, and the dramatic improvements in availability, latency, deployment frequency, and team health.