Merge #1357

1357: Add Close r=poteto a=saolsen

## Add Close

- [x] I have read the [contributing guidelines](https://github.com/poteto/hiring-without-whiteboards/blob/master/CONTRIBUTING.md)
- [x] I agree to the [Code of Conduct](https://github.com/poteto/hiring-without-whiteboards/blob/master/CODE_OF_CONDUCT.md)
- [x] I have followed the [format](https://github.com/poteto/hiring-without-whiteboards/blob/master/CONTRIBUTING.md#format) prescribed in the contributing guidelines
- [x] (OPTIONAL) In your pull request message, add additional context on the interview process if necessary

The whole hiring process is laid out on https://www.close.com/careers.

Co-authored-by: Stephen Olsen <[email protected]>

README.md

@@ -192,6 +192,7 @@ Also check out [No Whiteboards](https://www.nowhiteboard.org) to search for jobs
 - [ClickMagick](https://www.clickmagick.com) | Austin, TX / Remote | Phone conversations and examples of Free Software/Open Source work
 - [Clippings](https://clippings.com) | Sofia, Bulgaria | Video screening first, then send us code they've recently wrote, then technical interview. We could ask questions about the code they wrote at home.
 - [Clockwork Consulting](https://www.cwconsult.dk) | Copenhagen, Denmark | Interviews, discussion of technical background and experiences.
+- [Close](https://www.close.com/careers) | Remote | Interviews and take home project.
 - [CloudBees](http://cloudbees.com/careers) | Remote | Multiple interviews, discussion of technical background and experiences.
 - [ClusterDev](https://clusterdev.com/#careers) | Kochi, India; Remote | Phone interview, Take home project and discussion later on about past experiences and/or personal projects.
 - [Code Orange](https://code-orange.nl) | Amsterdam, Netherlands | Phone conversation followed by take-home project