add semaphore (#736)

* semaphore ci

* fix typos

* Make semaphore a .md file in profiles list

* Add Semaphore to the readme

* Renaming to company name

Removing `ci` from file name to make nylenbot happy

Co-authored-by: Doug Aitken <git@dougaitken.co.uk>

README.md

@@ -374,6 +374,7 @@ Name | Website | Region
 [Scrapinghub](/company-profiles/scrapinghub.md) ⚠️️ | http://scrapinghub.com/ |
 [SecurityScorecard](/company-profiles/securityscorecard.md) ⚠️️ | https://securityscorecard.com/ |
 [SEED](/company-profiles/seed.md) ⚠️️ | https://seed.co/ |
+[Semaphore](/company-profiles/semaphore.md) | https://semaphoreci.com | Europe
 [Sensu](/company-profiles/sensu.md) | https://sensuapp.org | United States and Canada
 [Server Density](/company-profiles/server-density.md) | https://www.serverdensity.com | Europe
 [ServMask](/company-profiles/servmask.md) | https://servmask.com | Worldwide

company-profiles/semaphore.md

@@ -0,0 +1,23 @@
+# Semaphore 
+
+## Company blurb
+Semaphore is continuous integration and delivery platform powering the world’s best engineering teams.
+Our team is made of smart, creative people who love their craft.  
+We believe that a great place to work is where we're surrounded by self-managed people who consistently do good work and positively inspire us.
+We work in a fast-changing environment of a new market, and there are many ways you can make a great impact.
+You will not be just improving the product or customer experience, but have a voice in shaping the company culture too.
+
+## Company size
+At the moment our team is 20 plus people, working remotely from all the corners of Europe
+
+## Remote status
+Semaphore is fully remote company, with one local office located in Novi Sad, Serbia, where we sometimes work, meet or just hang out.
+
+## Region
+Europe
+
+## Company technologies
+Elixir, Ruby, Go, Docker, Kubernetes
+
+## How to apply
+The full story and our open roles can be found on Semaphore [Career page](https://semaphoreci.com/about/careers)