FLUTTER · DAY 021
ThemeExtension for custom tokens for Flutter developers
Expona Admin · Oct 27, 2026 · 11 min read
Tag · 394 articles · 1 interview series
#Architecture
Practical Architecture articles, guides and code examples from the Expona engineering blog.
Articles
394 articles
FLUTTER · DAY 034
Flutter app architecture: a hands-on guide for engineers
Expona Admin · Oct 27, 2026 · 9 min read
FLUTTER · DAY 040
The repository pattern in Flutter: a step-by-step guide
Expona Admin · Oct 27, 2026 · 9 min read
FLUTTER · DAY 042
Dart 3 features worth using: what developers should know
Expona Admin · Oct 27, 2026 · 8 min read
FLUTTER · DAY 043
Switch expressions in Dart: patterns, pitfalls and fixes
Expona Admin · Oct 27, 2026 · 8 min read
FLUTTER · DAY 053
Rich animations with Lottie and Rive: a practical guide
Expona Admin · Oct 27, 2026 · 8 min read
FLUTTER · DAY 076
Golden tests: concepts, trade-offs and production lessons
Expona Admin · Oct 27, 2026 · 6 min read
FLUTTER · DAY 088
Flutter vs React Native: an honest take, explained simply
Expona Admin · Oct 27, 2026 · 6 min read
FLUTTER · DAY 098
My Flutter starter: a practical guide for developers
Expona Admin · Oct 27, 2026 · 7 min read
FLUTTER · DAY 100
100 days of Flutter: lessons — best practices explained
Expona Admin · Oct 27, 2026 · 6 min read
ENGINEERING CRAFT · DAY 001
5.5 years, 6 industries, one lesson in Engineering Craft
Expona Admin · Oct 27, 2026 · 8 min read
ENGINEERING CRAFT · DAY 002
A framework for system design interviews for production
Expona Admin · Oct 27, 2026 · 10 min read
ENGINEERING CRAFT · DAY 003
Back-of-the-envelope estimation: lessons from production
Expona Admin · Oct 27, 2026 · 6 min read
ENGINEERING CRAFT · DAY 005
Scale up or scale out: a practical guide for developers
Expona Admin · Oct 27, 2026 · 7 min read
ENGINEERING CRAFT · DAY 008
SQL or NoSQL: choosing a database — a step-by-step guide
Expona Admin · Oct 27, 2026 · 6 min read
ENGINEERING CRAFT · DAY 010
Database sharding explained: what developers should know
Expona Admin · Oct 27, 2026 · 8 min read
ENGINEERING CRAFT · DAY 014
Design a URL shortener: a practical guide for developers
Expona Admin · Oct 27, 2026 · 7 min read
ENGINEERING CRAFT · DAY 016
Design a rate limiter: a practical guide for developers
Expona Admin · Oct 27, 2026 · 8 min read
ENGINEERING CRAFT · DAY 018
Design a news feed: a practical Engineering Craft guide
Expona Admin · Oct 27, 2026 · 9 min read
ENGINEERING CRAFT · DAY 020
Design a ride-hailing backend: best practices explained
Expona Admin · Oct 27, 2026 · 8 min read