Upgrade to Pro
— share decks privately, control downloads, hide ads and more …
Speaker Deck
Features
Speaker Deck
PRO
Sign in
Sign up for free
Search
Search
Foundation over features
Search
rechsteiner
November 14, 2019
Programming
0
400
Foundation over features
How investing in our own component framework has helped us build Norway’s largest mobile bank.
rechsteiner
November 14, 2019
Tweet
Share
More Decks by rechsteiner
See All by rechsteiner
Banking on testing
rechsteiner
0
110
Coordinators and deep linking
rechsteiner
0
1.7k
Other Decks in Programming
See All in Programming
技術同人誌をMCP Serverにしてみた
74th
1
650
なぜ適用するか、移行して理解するClean Architecture 〜構造を超えて設計を継承する〜 / Why Apply, Migrate and Understand Clean Architecture - Inherit Design Beyond Structure
seike460
PRO
3
770
git worktree × Claude Code × MCP ~生成AI時代の並列開発フロー~
hisuzuya
1
570
PHPでWebSocketサーバーを実装しよう2025
kubotak
0
290
スタートアップの急成長を支えるプラットフォームエンジニアリングと組織戦略
sutochin26
1
5.8k
PHP 8.4の新機能「プロパティフック」から学ぶオブジェクト指向設計とリスコフの置換原則
kentaroutakeda
2
900
0626 Findy Product Manager LT Night_高田スライド_speaker deck用
mana_takada
0
170
第9回 情シス転職ミートアップ 株式会社IVRy(アイブリー)の紹介
ivry_presentationmaterials
1
320
Agentic Coding: The Future of Software Development with Agents
mitsuhiko
0
100
レベル1の開発生産性向上に取り組む − 日々の作業の効率化・自動化を通じた改善活動
kesoji
0
220
たった 1 枚の PHP ファイルで実装する MCP サーバ / MCP Server with Vanilla PHP
okashoi
1
260
データの民主化を支える、透明性のあるデータ利活用への挑戦 2025-06-25 Database Engineering Meetup#7
y_ken
0
360
Featured
See All Featured
Measuring & Analyzing Core Web Vitals
bluesmoon
7
510
What's in a price? How to price your products and services
michaelherold
246
12k
The Language of Interfaces
destraynor
158
25k
How to Think Like a Performance Engineer
csswizardry
25
1.7k
Fashionably flexible responsive web design (full day workshop)
malarkey
407
66k
What’s in a name? Adding method to the madness
productmarketing
PRO
23
3.5k
Building Better People: How to give real-time feedback that sticks.
wjessup
367
19k
Optimizing for Happiness
mojombo
379
70k
The MySQL Ecosystem @ GitHub 2015
samlambert
251
13k
Principles of Awesome APIs and How to Build Them.
keavy
126
17k
The Psychology of Web Performance [Beyond Tellerrand 2023]
tammyeverts
48
2.9k
ReactJS: Keep Simple. Everything can be a component!
pedronauck
667
120k
Transcript
Foundation over features How investing in our own component framework
has helped us build Norway’s largest mobile bank.
None
Building a new mobile bank
For 4 months the app was completely blank Investing time
to build a foundation
Theming Backend simulator Global model store Coordinators Deep linking Design
system Skeleton views HTTP Client Repository Authentication library NSOperations abstractions Component framework
None
We needed a shared foundation
One big UICollectionView Account list component Table component
None
None
None
None
The missing piece: Layouts
None
None
None
Composable collection view layout
• Each component has its own layout • Custom collection
view layout takes each component layout and converts it into one big UICollectionViewLayout. Composable collection view layout
None
None
None
Benefits • Reusable components allows us to share functionality throughout
the app • Ability to compose bigger screens out of smaller components • Declarative layout system • Data-driven UIs are easy to unit-test • Animations are handled automatically • Allows us to transition to SwiftUI
Transitioning to SwiftUI
None
None
None
None
None
Automatically dequeue cells based on layouts
None
Take-aways
• Investing time in building a good foundation can really
pay off in the long term • Owning the abstraction gives you a lot of freedom • Use frameworks for the hard problems
None