Merge #1354

1354: Adding Careera.io r=poteto a=makowskid

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## Add/Update/Remove <CompanyName>

- [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)
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- [ ] (OPTIONAL) In your pull request message, add additional context on the interview process if necessary

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Co-authored-by: Dawid Makowski <[email protected]>

README.md

@@ -168,6 +168,7 @@ Also check out [No Whiteboards](https://www.nowhiteboard.org) to search for jobs
 - [Calendly](https://careers.calendly.com) | Remote; Atlanta, GA; Austin, TX | Initial phone screen followed by a panel interview primarily focused on a low-stress and real world set of problems.
 - [Capgemini UK Java Team](https://www.capgemini.com/gb-en) | London, UK; Woking, UK; Bristol, UK; Cardiff, Wales; Birmingham, UK; Manchester, UK; Leeds, UK; Rotherham, UK; Liverpool, UK; Newcastle, UK; Edinburgh, Scotland; Glasgow, Scotland | Technical telephone interview (30 minutes), take-home non-CompSci coding exercise (3-4 hours), face-to-face role-played consulting scenario involving a solution architecture and a delivery plan (two hours)
 - [Caravelo](https://www.caravelo.com/careers) | Barcelona, Spain | Take home project, then technical discussion about the code in-person or Skype and hang out with the team.
+- [Careera](https://careera.io) | Singapore | Video/phone interview, code review
 - [Cartegraph](http://www.cartegraph.com/company/careers/) | Dubuque, IA / Remote | Phone screen, hiring manager interview, small take-home coding project, and team code review/interview
 - [CARTO](http://www.carto.com/careers/) | Madrid, Spain | Phone screen, take-home project, team code review/interview, hiring manager interview
 - [Casetext](https://casetext.com/jobs) | San Francisco, CA | Submit code sample for review/discussion, contract for one full day (paid)