- Ruby 2.2.2+
- NodeJS (v6.11.1+ Recommended)
- Yarn (0.27.5+ Recommended)
- Serve up some JS using webpack
- Serve up some CSS using webpack
- Convert your CSS to using SASS or PostCSS
- Integrate a component like Lodash and make use of it
- Write some ES2015+ and see how it gets transformed
- Configure and serve up source maps
- Compare the output of development and production environments
- Use a more advanced library like React, TypeScript, Angular, etc.
- Write a unit test using a test framework like Jest, Jasmine, etc.
- Do sometthing cool and show it off!