Merge #1358

1358: Add Flower Labs r=poteto a=jafermarq

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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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Co-authored-by: Javier <jafermarq@users.noreply.github.com>

README.md

@@ -333,6 +333,7 @@ Also check out [No Whiteboards](https://www.nowhiteboard.org) to search for jobs
 - [Flatfox](https://flatfox.ch) | Zurich, Switzerland | Informal conversation to check mutual fit, small (4h) take-home assignment, discussion in team
 - [FloorForce](https://jobs.lever.co/adhawk?location=Sarasota%20Florida) | Sarasota, FL / Remote | Intro phone call with HR, second conversation with FloorForce engineer, and final pairing interview with FloorForce engineer over a screenshare
 - [Flowdash](https://flowdash.com/careers) | San Francisco, CA | Technical phone interview, pair programming on-site
+- [Flower Labs](https://flower.dev) | Cambridge, UK; Berlin, Germany; Remote | Reach out to us by email or on Slack with your CV. You'll receive a written interview which should take 15min to 30min to complete, after which we'll schedule at most 2x technical video interviews with a potential take-home assignment in between. Alternatively, you share the Open-Source code you have written so we can discuss that.
 - [Fluidly](https://fluidly.com) | London, UK | Casual 30min phone call. ~1hr take home tech exercise (not pass or fail). 1 stage onsite interview - discussion about experience, 1 hour pair programming on the real code base, then your turn to interview us!
 - [Fold](https://fold.money) | Bangalore, India; Remote | Phone call, followed by a small take home problem. Finally a F2F or Zoom pair programming session
 - [Fonoa](https://www.fonoa.com/careers) | Remote | Phone call, async questions regarding expectations and past experience, interview regarding communication and principles, async work sample, interview and AMA with CTO, interview with one of the founders