I don't totally share your sentiment (what does a UI designer/frontend guy care about Puppet/Chef/Docker ?) but there's something to be said about the fact that

I don't totally share your sentiment (what does a UI designer/frontend guy care about Puppet/Chef/Docker ?) but there's something to be said about the fact that some pieces of css and javascript code is bundled as some angular/vue/react/whatever modules/bricks and you need a gulp/grunt/yarn/makefile to get some js/css code.