August 27, 2015
Underflow bug
All of us are familiar with overflow bugs. However, sometimes you write code that counts on overflow. This is a [...]
Published by Lukáš PoláčekData
89 articles
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June 23, 2015Switching user database on a running system
Introduction All Spotify users are now stored in a Cassandra database instead of Postgres. The final switch was made on [...]
Published by Marcus Vesterlund -
March 9, 2015Understanding the Spotify Web API
Six months ago, when we launched our Web API, we provided twelve endpoints through which developers could retrieve Spotify catalog [...]
Published by Chris Hughes -
January 9, 2015Personalization at Spotify using Cassandra
At Spotify we have have over 60 million active users who have access to a vast music catalog of over 30 million [...]
Published by Kinshuk Mishra and Matt Brown -
January 5, 2015How Spotify Scales Apache Storm
Spotify has built several real-time pipelines using Apache Storm for use cases like ad targeting, music recommendation, and data visualization. Each of these [...]
Published by Kinshuk Mishra -
December 19, 2014Solving MapReduce Performance Problems With Sharded Joins
Sometimes the answer to a sluggish data pipeline isn’t more power in the Hadoop cluster, but a shift in technique. [...]
Published by Noel Cody -
December 18, 2014Date-Tiered Compaction in Apache Cassandra
For my master’s thesis, I developed and benchmarked an Apache Cassandra compaction strategy optimized for time series. The result, the [...]
Published by Björn Hegerfors -
November 27, 2014Data Processing with Apache Crunch at Spotify
All of our lovely Spotify users generate many terabytes of data every day. All the songs that are listened to, [...]
Published by davidawhiting -
June 4, 2013Incident Management at Spotify
A few weeks ago Spotify had one of the biggest incidents in the last few years. It caused a major [...]
Published by David Poblador i Garcia -
May 13, 2013Analytics at Spotify
At the heart of Spotify lives a massive and growing data-set. Most data is user-centric and allows us to provide [...]
Published by Jason Palmer -
May 7, 2013Snakebite: a pure Python HDFS client
As we all know, Hadoop is great and here at Spotify we are big fans of it. We use it [...]
Published by Wouter de Bie -
April 11, 2013sthlm.js #7 @ Spotify
We recently hosted the seventh sthlm.js meetup at our office and Paul Lewis of Google Chrome, Robert Nyman of Mozilla and our [...]
Published by Gabriel Bonander -
March 20, 2013How we use Python at Spotify
The most frequent question we heard at PyCon this weekend, was how do we use Python at Spotify. Hopefully this post answers [...]
Published by Geoff van der Meer -
March 6, 2013Achieving fault-tolerance with intelligent daemons
Powering the Spotify service is a backend of dozens of different, specialized service implementations. For example, we have a playlist system that [...]
Published by Björn Edström -
February 25, 2013In praise of “boring” technology
In this article I will explain how Spotify uses different mature and proven technologies in our backend service eco-system and [...]
Published by Björn Edström -
January 28, 2013Rock the night
It was the middle of the night, 10th of May 2011, and were at step twentysomething of the rollout plan, [...]
Published by Björn Edström -
January 28, 2013Finding the right needle in the kernel haystack
Spotify makes a significant investment in writing code to automate the provisioning of servers in our data centers. Our goal is [...]
Published by Noa Resare
