Upgrade to Pro — share decks privately, control downloads, hide ads and more …

Why we released the kraken

Avatar for Cristiano Betta Cristiano Betta
October 01, 2014
Technology
0
57

Why we released the kraken

My talk at Devoxx UK 2014

Avatar for Cristiano Betta

Cristiano Betta

October 01, 2014
Tweet

More Decks by Cristiano Betta

See All by Cristiano Betta
Docs as Engineering - DevRelCon London 2019
Avatar for Cristiano Betta cbetta
0
180
DevRelCon London 2019 - Developer Experience Workshop
Avatar for Cristiano Betta cbetta
0
160
DevRelCon London 2019 - Developer Experience Workshop
Avatar for Cristiano Betta cbetta
0
430
The 7 Deadly Sins of Developer Experience (DevRelCon Tokyo)
Avatar for Cristiano Betta cbetta
0
4.2k
The State of Encryption
Avatar for Cristiano Betta cbetta
0
410
Developer Experience Workshop
Avatar for Cristiano Betta cbetta
1
610
The 7 Deadly Sins of Developer Onboarding
Avatar for Cristiano Betta cbetta
0
200
A brick by brick guide to developer experience
Avatar for Cristiano Betta cbetta
2
670
Hackathons Workshop
Avatar for Cristiano Betta cbetta
0
330

Other Decks in Technology

See All in Technology
Oracle Cloud Observability and Management Platform - OCI 運用監視サービス概要 -
Avatar for oracle4engineer oracle4engineer
PRO
2
14k
セキュリティについて学ぶ会 / 2026 01 25 Takamatsu WordPress Meetup
Avatar for Rocket Martue rocketmartue
1
300
Amazon S3 Vectorsを使って資格勉強用AIエージェントを構築してみた
Avatar for usanchuu usanchuu
3
450
Digitization部 紹介資料
Avatar for Sansan, Inc. sansan33
PRO
1
6.8k
【Oracle Cloud ウェビナー】[Oracle AI Database + AWS] Oracle Database@AWSで広がるクラウドの新たな選択肢とAI時代のデータ戦略
Avatar for oracle4engineer oracle4engineer
PRO
2
140
GitHub Issue Templates + Coding Agentで簡単みんなでIaC/Easy IaC for Everyone with GitHub Issue Templates + Coding Agent
Avatar for AEON aeonpeople
1
220
Codex 5.3 と Opus 4.6 にコーポレートサイトを作らせてみた / Codex 5.3 vs Opus 4.6
Avatar for ama-ch ama_ch
0
150
Introduction to Sansan for Engineers / エンジニア向け会社紹介
Avatar for Sansan, Inc. sansan33
PRO
6
68k
Introduction to Bill One Development Engineer
Avatar for Sansan, Inc. sansan33
PRO
0
360
OpenShiftでllm-dを動かそう！
Avatar for jpishikawa jpishikawa
0
100
マーケットプレイス版Oracle WebCenter Content For OCI
Avatar for oracle4engineer oracle4engineer
PRO
5
1.6k
20260208_第66回 コンピュータビジョン勉強会
Avatar for KeiichiIto1978 keiichiito1978
0
130

Featured

See All Featured
Primal Persuasion: How to Engage the Brain for Learning That Lasts
Avatar for Mike Taylor tmiket
0
250
Self-Hosted WebAssembly Runtime for Runtime-Neutral Checkpoint/Restore in Edge–Cloud Continuum
Avatar for Yuki Nakata chikuwait chikuwait
0
320
Test your architecture with Archunit
Avatar for Yoan thirion
1
2.2k
Data-driven link building: lessons from a $708K investment (BrightonSEO talk)
Avatar for Szymon szymonslowik
1
910
Jamie Indigo - Trashchat’s Guide to Black Boxes: Technical SEO Tactics for LLMs
Avatar for Tech SEO Connect techseoconnect
PRO
0
59
Technical Leadership for Architectural Decision Making
Avatar for Kenny Baas-Schwegler baasie
1
240
A Modern Web Designer's Workflow
Avatar for Chris Coyier chriscoyier
698
190k
Leveraging LLMs for student feedback in introductory data science courses - posit::conf(2025)
Avatar for Mine Cetinkaya-Rundel minecr
0
140
Building Applications with DynamoDB
Avatar for Matt Wood mza
96
6.9k
Improving Core Web Vitals using Speculation Rules API
Avatar for Sergey Chernyshev sergeychernyshev
21
1.4k
Skip the Path - Find Your Career Trail
Avatar for Mark Kilby mkilby
0
55
4 Signs Your Business is Dying
Avatar for Josh Pigford shpigford
187
22k

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