Non-negotiable
Project should include a documented, straightforward build process that will run on most machines without many changes. Use standard tools that most people have. Build process should cover the basics of working on the site. Build process must take under 3 seconds to run on a standard machine.
Default
Build process includes linting, deployment, or other helper functionality
Advanced
Build process integrates automated testing
Extreme
Build process uses custom-coded steps in a script or extension that perform advanced functionality required by the specific project