Pandora Media Inc. is hiring! Pandora's elite team of Engineers work with current and cutting edge technologies like Java, PostgreSQL, MongoDB, Python, Linux and Hadoop. Cruise our website (<a href="http://www.pandora.com/careers/" >) and feel free to reach out directly to me with your resume and  interest: Thanks! Ginny Kisling, REDACTED_EMAIL.
In case you don't have all the facts about Pandora, here are some interesting points:
Created the world’s largest personalized Internet radio service, with over 67 million monthly active listeners.
We have over 20 billions rows of thumbs up/down data on playlist side. For users and transactionally.
* On over 1,000 consumer electronics devices. 
* Serve about 700  million songs a day. Currently. To over 20 million daily listeners. Less than 600 servers. Use hardware efficiently. Built our own content delivery network across 3 data centers. 
* Top 5 most installed mobile app
* Making a difference in the lives of artists that don't get air time on mainstream radio
Ask HN: Who is hiring? (August 2013)