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

Tales of a rewrite

Avatar for Keith Smiley Keith Smiley
October 30, 2015
Technology
0
750

Tales of a rewrite

The story of Lyft rewriting our app from scratch in Swift.

Avatar for Keith Smiley

Keith Smiley

October 30, 2015
Tweet

More Decks by Keith Smiley

See All by Keith Smiley
Rust meets Mobile
Avatar for Keith Smiley smileykeith
0
400
Lyft iOS tooling infrastructure summary 2022
Avatar for Keith Smiley smileykeith
0
420
Postmortem for switching Lyft's iOS app to Bazel
Avatar for Keith Smiley smileykeith
4
1.6k
Lyft iOS tooling infrastructure summary 2019
Avatar for Keith Smiley smileykeith
2
1.6k
An alternative approach to building & shipping Swift apps
Avatar for Keith Smiley smileykeith
5
1.3k
Embrace Immutability
Avatar for Keith Smiley smileykeith
0
9.6k
Swift Thinking
Avatar for Keith Smiley smileykeith
0
12k

Other Decks in Technology

See All in Technology
生成AI_その前_に_マルチクラウド時代の信頼できるデータを支えるSnowflakeメタデータ活用術.pdf
Avatar for mikami cm_mikami
0
120
20201008_ファインディ_品質意識を育てる役目は人かAIか___2_.pdf
Avatar for ファインディ株式会社（イベント資料アップ用） findy_eventslides
1
520
E2Eテスト設計_自動化のリアル___Playwrightでの実践とMCPの試み__AIによるテスト観点作成_.pdf
Avatar for ファインディ株式会社（イベント資料アップ用） findy_eventslides
1
490
SoccerNet GSRの紹介と技術応用：選手視点映像を提供するサッカー作戦盤ツール
Avatar for MIXI ENGINEERS mixi_engineers
PRO
1
190
BirdCLEF+2025 Noir 5位解法紹介
Avatar for MYSO myso
0
200
生成AIを活用したZennの取り組み事例
Avatar for igarashi ryosukeigarashi
0
210
「Verify with Wallet API」を アプリに導入するために
Avatar for hinakko hinakko
1
250
PLaMoの事後学習を支える技術 / PFN LLMセミナー
Avatar for Preferred Networks pfn
PRO
9
3.9k
From Prompt to Product @ How to Web 2025, Bucharest, Romania
Avatar for Jan Werner janwerner
0
120
神回のメカニズムと再現方法/Mechanisms and Playbook for Kamikai scrumat2025
Avatar for moriyuya moriyuya
4
590
pprof vs runtime/trace (FlightRecorder)
Avatar for task4233 task4233
0
170
extension 現場で使えるXcodeショートカット一覧
Avatar for とんとんぼ ktombow
0
220

Featured

See All Featured
Fashionably flexible responsive web design (full day workshop)
Avatar for Andy Clarke malarkey
407
66k
Building Applications with DynamoDB
Avatar for Matt Wood mza
96
6.6k
CSS Pre-Processors: Stylus, Less & Sass
Avatar for Bermon Painter bermonpainter
358
30k
Visualization
Avatar for Eitan Lees eitanlees
148
16k
ReactJS: Keep Simple. Everything can be a component!
Avatar for Pedro Nauck pedronauck
667
120k
[RailsConf 2023 Opening Keynote] The Magic of Rails
Avatar for Eileen M. Uchitelle eileencodes
31
9.7k
Thoughts on Productivity
Avatar for Jon Yablonski jonyablonski
70
4.9k
Code Review Best Practice
Avatar for Trisha Gee trishagee
72
19k
Documentation Writing (for coders)
Avatar for Carmen Chung carmenintech
75
5k
Speed Design
Avatar for Sergey Chernyshev sergeychernyshev
32
1.1k
Large-scale JavaScript Application Architecture
Avatar for Addy Osmani addyosmani
514
110k
A Modern Web Designer's Workflow
Avatar for Chris Coyier chriscoyier
697
190k

Transcript

  1. TALES OF A REWRITE

  2. None

  3. WHY REWRITE?

  4. LET'S REFACTOR INSTEAD

  5. None

  6. RETHINK THE PROBLEM

  7. None

  8. STARTING THE REWRITE

  9. TECHNICAL CHALLENGES

  10. None
  11. None

  12. SCHRÖDINGER'S CAT NIL

  13. None
  14. None
  15. None
  16. None
  17. None
  18. None
  19. None

  20. RAMPING UP

  21. None
  22. None

  23. EASING IN THE TEAM

  24. None

  25. SHIP IT

  26. NEW CODEBASE, NEW RULES

  27. None

  28. SWIFTLINT

  29. GITIQUETTE

  30. !!

  31. WHAT COULD HAVE GONE BETTER?

  32. None
  33. None
  34. None
  35. None

  36. WAS IT WORTH IT?

  37. QUESTIONS