Sofien Mzabi, a full-stack software engineer and tech lead at GitGuardian, discusses the benefits of automating code reviews through pre-commit hooks, emphasizing their role in enhancing efficiency and reducing manual errors. He explains the setup process for pre-commit hooks, which are scripts that run before a commit is created, allowing issues to be addressed before they enter the version control system. Mzabi highlights various hooks used at GitGuardian, such as flake8, black, and ggshield, which ensure adherence to coding standards, format code, and enhance security by scanning for sensitive data. While pre-commit hooks offer substantial value, he notes the importance of maintaining complementary CI server-side tests to address potential security risks and ensure comprehensive code quality.