Tochi Nwachukwu

Author

Mobile engineer at a Port Harcourt logistics company, building Flutter delivery apps for motorcycle couriers. Designed the background location tracking service that reduces battery drain by 70% on low-end Android devices.

mobileflutterperformancebackend

Articles by Tochi Nwachukwu(6)

Flutter performance profiling: finding and fixing jank

Jank — dropped frames — ruins the Flutter experience. Here is how to find it with DevTools and fix the most common causes.

flutterperformancedevtoolsprofiling

20 April 2026

Isolates and concurrency in Flutter

A practical, code-first guide to isolates and concurrency in Flutter. Real patterns, common pitfalls, and a checklist you can apply to production Flutter apps.

flutterisolatesconcurrencyperformance

1 January 2026

RTL support in Flutter

A practical, code-first guide to rTL support in Flutter. Real patterns, common pitfalls, and a checklist you can apply to production Flutter apps.

flutterrtli18nui

8 December 2025

Building your own Flutter package from scratch

A practical, code-first guide to building your own Flutter package from scratch. Real patterns, common pitfalls, and a checklist you can apply to production Flutter apps.

flutterpackagespub-dev

1 June 2025

CI/CD with Flutter flavors using Fastlane

A practical, code-first guide to cI/CD with Flutter flavors using Fastlane. Real patterns, common pitfalls, and a checklist you can apply to production Flutter apps.

flutterci-cdfastlaneflavors

30 September 2024

Different app icons and names per flavor in Flutter

A practical, code-first guide to different app icons and names per flavor in Flutter. Real patterns, common pitfalls, and a checklist you can apply to production Flutter apps.

flutterflavorsiconsbranding

19 September 2024