She is the Data Engineering chair – Holden is a transgender Canadian open source developer advocate @Google with a focus on Apache Spark, Airflow, and related “big data” tools. She is the co-author of Learning Spark, High Performance Spark, and another Spark book that’s a bit more out of date. She is a committer and PMC on Apache Spark and committer on SystemML & Mahout projects. She was tricked into the world of big data while trying to improve search and recommendation systems and has long since forgotten her original goal.

Abstract talk
If you want to understand a new project, or grow your skills faster in a project your already working in, doing code reviews can be one of the fastest ways to improve your skills. Doing code reviews provides the opportunity to interact with people already familiar with the code base, ask questions, and learn. Not only is this good for your personal growth, the community needs more reviewers to remain healthy. We will look at the metrics, and selected anecdotes, to demonstrate the community need.

Come and find out what we can learn about open source from mermaid school!