New York, San Francisco and London
10gen develops and supports MongoDB - and we are looking for good people to help grow product, sales, maketing, support etc. We are hiring for a lot of positions!
We're looking to hiring 
- Solution architects
- Evangelists for Java, Node.js, Ruby, Python.
- Database engineers
- Web/Graphic designers
- Product Marketing 
- Sales &#38; sales engineers
(and a whole lot more).
You can check out our list of open positions here 
<a href="http://hire.jobvite.com/Jobvite/Jobs.aspx?b=nq4bNgwd" >http://hire.jobvite.com/Jobvite/Jobs.aspx?b=nq4bNgwd</a>
and please do drop me a line if you are interested - REDACTED_EMAIL
I've been with the company for almost two years now, and have learnt tremendous amounts while having great fun along the way. Here is a post I wrote a couple of months ago about why I work at 10gen:
<a href="http://noshpetigara.com/post/7091732384/why-i-work-at-10gen-on-mongodb-and-why-you-probably" >http://noshpetigara.com/post/7091732384/why-i-work-at-10gen-...</a>
Hope to hear from you!