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Why we released the kraken

Avatar for Cristiano Betta Cristiano Betta
October 01, 2014
Technology
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Why we released the kraken

My talk at Devoxx UK 2014

Avatar for Cristiano Betta

Cristiano Betta

October 01, 2014
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Transcript

  1. Why we released the Kraken Cristiano Betta PayPal

  2. None
  3. None
  4. None

  5. A story of technical debt

  6. None

  7. C++ Java

  8. Production Prototype

  9. None
  10. None

  11. BYOF!!!! Build your own framework!!!

  12. None
  13. None
  14. None

  15. Jeff Harrell! @juxtajeff Bill Scott! @billwscott

  16. None

  17. C++! XML Java! JSP

  18. C++! XML Java! JSP NodeJS! JS

  19. None

  20. C++ Java Node Dust

  21. C++ Java Node Dust

  22. PPaaS! PayPal as a Service

  23. Moved away from good old java

  24. Changing the way we work • CSS, HTML and even

    JS in Java • Later replaced by JSP for templating • Open Source Stack • Bootstrap for frontend • JavaScript templating via Dust • Project Delorean: V8 in PayPal’s C++ stack • Rhino: JS for PayPal’s Java stack
  25. None
  26. None

  27. Lusca Kappa Adaro Makara

  28. Results • Team sizes decreased • Doubled requests per second

    • 35% decrease in average response time • Lines of code shrunk by factor 3 to 5 • Increased development pace • Full stack JS investment

  29. Thank you! for not killing me @cbetta