Codacy - Automatically reviews code style, security, duplication, complexity, and coverage on every change while tracking code quality throughout your sprints.

Airbnb - Book unique places to stay and things to do.

SonarQube - SonarQube, a core component of the Sonar solution, is an open source, self-managed tool that systematically helps developers and organizations deliver Clean Code.

Roomi - Roomi is a mobile platform that’s re-inventing how people search and connect in the rental industry.

CodeClimate - Code Climate provides automated code review for your apps, letting you fix quality and security issues before they hit production. We check every commit, branch and pull request for changes in quality and potential vulnerabilities.

HomeToGo - HomeToGo is a search engine for vacation rentals worldwide.