How to do good code reviews

  • Set measurable goals and capture metrics, but do not set too many. Good code must work as intended, have high readability, and perform optimally.
  • Ask deep questions and confirm your understanding at each step, until your knowledge of the code is as good as the developer’s.
  • Address everything you may think relevant, not just what you were told.
  • Look for code that is repeated, non-modular, or flouting standard conventions.
  • Avoid reviewing code for more than 60 minutes or more than 400 lines at a time. Increase the frequency of reviews so you can take time to identify the best solutions.

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