Open-source software for reliable, scalable, distributed computing
Companies using Hadoop
How Hadoop is being used
  • Pinterest

    #<User:0x00007f0ec32a8900> Pinterest


    The massive volume of discovery data that powers Pinterest and enables people to save Pins, create boards and follow other users, is generated through daily Hadoop jobs...

  • Scalable A/B experiments at Pinterest

    #<User:0x00007f0ec31da4d8> Scalable A/B experiments at Pinterest


    The MapReduce workflow starts to process experiment data nightly when data of the previous day is copied over from Kafka. At this time, all the raw log requests are transformed into meaningful experiment results and in-depth analysis. To populate experiment data for the dashboard, we have around 50 jobs running to do all the calculations and transforms of data.

  • Yelp

    #<User:0x00007f0ec2aba0e0> Yelp


    in 2009 we open sourced mrjob, which allows any engineer to write a MapReduce job without contending for resources. We’re only limited by the amount of machines in an Amazon data center (which is an issue we’ve rarely encountered).

  • Endource

    #<User:0x00007f0ec2a13e48> Endource


    Product recommendations

  • Axibase Time Series Database

    #<User:0x00007f0ec29906d8> Axibase Time Series Database


    • Raw storage engine
    • Replication
    • Fault-tolerance