This website uses the theme from https://github.com/gauchm/modern-resume-theme (which is a fork of https://github.com/sproogen/modern-resume-theme).
Before you start make sure you have Ruby and the gems for Jekyll installed locally. You can find out how to do that here.
bundle installbundle exec jekyll serve- Open http://localhost:4000
Note: You will need to re-run bundle exec jekyll serve to see changes made in _config.yml.