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

Why we released the kraken

Sponsored · Ship Features Fearlessly Turn features on and off without deploys. Used by thousands of Ruby developers. →
Avatar for Cristiano Betta Cristiano Betta
October 01, 2014
Technology
58
0

Why we released the kraken

My talk at Devoxx UK 2014

Avatar for Cristiano Betta

Cristiano Betta

October 01, 2014

More Decks by Cristiano Betta

See All by Cristiano Betta
Docs as Engineering - DevRelCon London 2019
Avatar for Cristiano Betta cbetta
0
190
DevRelCon London 2019 - Developer Experience Workshop
Avatar for Cristiano Betta cbetta
0
170
DevRelCon London 2019 - Developer Experience Workshop
Avatar for Cristiano Betta cbetta
0
440
The 7 Deadly Sins of Developer Experience (DevRelCon Tokyo)
Avatar for Cristiano Betta cbetta
0
4.3k
The State of Encryption
Avatar for Cristiano Betta cbetta
0
430
Developer Experience Workshop
Avatar for Cristiano Betta cbetta
1
620
The 7 Deadly Sins of Developer Onboarding
Avatar for Cristiano Betta cbetta
0
210
A brick by brick guide to developer experience
Avatar for Cristiano Betta cbetta
2
690
Hackathons Workshop
Avatar for Cristiano Betta cbetta
0
350

Other Decks in Technology

See All in Technology
気づかぬうちにセキュリティ負債を生むAPIキー運用
Avatar for Michitaka Sugawara sgwrmctk
0
120
AIネイティブな開発のサプライチェーンリスク対策 〜激動の開発現場でリスクに立ち向かう〜【ZennFes】
Avatar for サイバーセキュリティクラウド cscengineer
PRO
2
120
2026 TECHFRESH 畢業分享會 - AI-Native 重塑軟體工程與虛擬講師
Avatar for LINE Developers Taiwan line_developers_tw
PRO
0
960
あなたの AI ワークスペースに、 専門コーダーを連れてくる - Amazon Quick Desktop 最新情報
Avatar for kawaji kawaji_scratch
1
130
【Snowflake Summit 2026 Recap!!】Snowflake Summit Deep Dive: Security & Governance
Avatar for Civitaspo civitaspo
0
120
AmazonRoute 53ではじめてのドメイン取得！HTTPS化までの道のりを整理してみた
Avatar for usanchuu usanchuu
3
140
チームで進めるAI駆動アジャイル×ウォーターフォール
Avatar for 熊井悠 kumaiu
0
160
2026TECHFRESH畢業分享會 - AI 時代的人生存檔點
Avatar for LINE Developers Taiwan line_developers_tw
PRO
0
970
SONiCのLinuxベースを活かしたZabbix監視
Avatar for SONiC Users Group Japan sonic
0
140
Oracle AI Database@Azure：サービス概要のご紹介
Avatar for oracle4engineer oracle4engineer
PRO
6
2k
【Cyber-sec+】経営層を"動かす"ための考え方
Avatar for Hisashi Hibino hssh2_bin
0
170
人材育成分科会.pdf
Avatar for _awache _awache
4
220

Featured

See All Featured
Into the Great Unknown - MozCon
Avatar for Noah Learner thekraken
41
2.6k
Designing for Timeless Needs
Avatar for Cassini Nazir cassininazir
1
250
Learning to Love Humans: Emotional Interface Design
Avatar for Aarron Walter aarron
275
41k
Code Reviewing Like a Champion
Avatar for maltzj maltzj
528
40k
For a Future-Friendly Web
Avatar for Brad Frost brad_frost
183
10k
Prompt Engineering for Job Search
Avatar for Mfonobong Umondia mfonobong
0
340
Building AI with AI
Avatar for Ines Montani inesmontani
PRO
1
1.1k
SEO in 2025: How to Prepare for the Future of Search
Avatar for Michael King ipullrank
3
3.5k
職位にかかわらず全員がリーダーシップを発揮するチーム作り / Building a team where everyone can demonstrate leadership regardless of position
Avatar for MADOX madoxten
62
54k
brightonSEO & MeasureFest 2025 - Christian Goodrich - Winning strategies for Black Friday CRO & PPC
Avatar for Christian Goodrich cargoodrich
3
730
Performance Is Good for Brains [We Love Speed 2024]
Avatar for Tammy Everts tammyeverts
12
1.7k
[RailsConf 2023 Opening Keynote] The Magic of Rails
Avatar for Eileen M. Uchitelle eileencodes
31
10k

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