Sandi Metz is a US software engineer and the author of Practical Object-Oriented Design in Ruby (POODR) and 99 Bottles of OOP — two of the most influential modern books on object-oriented design. Her teaching has shaped how a generation of working developers think about the craft of writing maintainable code.
Her CourseFlix listing carries Practical Object-Oriented Design — Course I. Material is paid and aimed at engineers ready to study software design at the level of code that survives years of change.
