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Serverless

Sponsored · Ship Features Fearlessly Turn features on and off without deploys. Used by thousands of Ruby developers. →
Avatar for Andrzej Krzywda Andrzej Krzywda
September 26, 2017
Programming
500
0

 Serverless

Serverless as a combination of DDD, Infra, Functional Programming

Avatar for Andrzej Krzywda

Andrzej Krzywda

September 26, 2017

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Transcript

  1. SERVERLESS Andrzej Krzywda Arkency

  2. DEVTALK TRIO

  3. None
  4. None

  5. https://serverless.zone/serverless-is-just-a-name-we-could-have-called-it-jeff-1958dd4c63d7

  6. None

  7. SERVERLESS AWS Lambda Azure Functions Google Cloud Functions

  8. 1 FUNCTION/METHOD PER 1 MICROSERVICE

  9. SERVERLESS == REDUCING MAINTENANCE

  10. None
  11. None
  12. None
  13. None
  14. None
  15. None
  16. None
  17. None

  18. SERVERLESS FUNCTION AS A SERVICE Cloud Functional programming Domain-Driven Design

  19. CLOUD

  20. INFRA/CLOUD Dedicated servers Virtual machines Microservices / BC? Kubernetes Serverless

    (function per service)

  21. ARE MICROSERVICES COOL?

  22. FUNCTIONAL PROGRAMMING

  23. immutability functions input/output provable(?) academic (?)

  24. WHEN IS FP USEFUL?

  25. DOMAIN-DRIVEN DESIGN

  26. DOMAIN DRIVEN DESIGN Bounded contexts Inventory, Invoicing, Accounting, SocialMedia Aggregates,

    sagas, read models Event-driven Event store

  27. CQRS Writes (commands) CancelOrder Reads (queries) OrdersList

  28. FP+DDD aggregates as functions read models as functions process managers

    as functions
  29. None
  30. None
  31. None

  32. IS SERVERLESS PRODUCTION-READY?

  33. https://www.youtube.com/watch?v=i2gEbw_jzfY

  34. NO NEED TO WORRY ABOUT scaling monitoring recovery versioning logging

  35. HOW TO TEST?

  36. TESTING VS MONITORING

  37. IS SERVERLESS THE FUTURE?

  38. SERVERLESS == REDUCING MAINTENANCE

  39. SCAFFOLDING Python JavaScript Java Scala

  40. THE NEW WAVE OF PROGRAMMERS REVOLUTION

  41. NEW WAVE OF PROGRAMMERS 2004 - rails 2015 - JS

    frontends 2020 - serverless?

  42. POLYGLOTS

  43. THANKS!