Case Study: Coursera


Case Study CourseraDownload the Coursera Case Study

“High availability with reliable performance is a big win for us. With
DataStax Enterprise, our customers around the world are able
to take any course, anytime through our
on-demand model.”

– Daniel Chia, Software Engineer at Coursera

Coursera Delivers On-Demand Education on Any Device with DataStax

Industry: Online Education

Coursera is an education platform that partners with top universities and organizations worldwide, to offer courses online for anyone to take, for free. Coursera has a mission to provide users around the globe access to a world-class education wherever they are, whenever they want it. Coursera currently offers some 700 classes on their platform to more than 9.9 million students around the world.

Challenges

  • Unexpected application downtime due to RDBMS single points of failure
  • Limitations in introducing new features due to scale concerns
  • Unstable performance with MySQL

Solution

  • Masterless architecture delivers 100% application uptime
  • Ease of scale to enable storage of growing user data
  • Reliable read and write performance that exceeds expectations

Results

  • On-demand courses with 24×7 availability to users
  • Expanding to multiple data centers to support demand
  • Reduced time-to-market on new product features

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