vitaminjs is an awesome build framework for creating and maintaining React apps easily.
This buildpack allows you to deploy vitaminjs projects to heroku.
From your heroku project (after running heroku create), run
$ heroku buildpacks:set https://github.com/victormours/heroku-buildpack-vitaminjs
And then
$ git push heroku master
And you're good to go!
Read more about vitaminjs here