Product Technology

Developer - Flutter debugging

Become a debugging expert in Flutter

Quick course info

Format

—

1-day in-person / 2 live-virtual sessions

Duration

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1 day

Trainer

Rolin Bos

Developer / Teacher

Mastering Flutter's comprehensive debugging toolset—including the Flutter Inspector, performance view, CPU profiler view, memory view, network view, and app size tool—is essential for efficient application development. If you are struggling with persistent bugs, this course will provide a deep dive into these powerful Flutter debugging utilities, transforming you into a proficient debugging expert.

Who should join

Flutter developers, and Technical Leads who want to get a deep understanding of how to debug your app, and see where there can be better performance.

What you'll walk away with

Deep expertise in debugging Flutter apps
Know where and how to find the correct place to improve app performance

Curriculum overview

Level 1 – Flutter Basics (this is our default level that’s being used on all deep dives Flutter)

Basic state
Basic routing
Basic debugging

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Level 2 – Explore the debugging tools

How to apply correct logging
How to debug with code breakpoints
Improve performance of your app through debugging tools
How does the following debugging tools that are provided by Flutter works
- Flutter inspector
- Performance view
- CPU profiler view
- Memory view
- Network view
- App size tool

Learning Outcomes

Utilize essential Flutter debugging tools within the IDE (e.g., breakpoints, step-through debugging, variable inspection).
Effectively use the Widget Inspector to understand the widget tree and identify UI issues.
Analyze application performance using the DevTools suite (e.g., CPU profiler, network monitor).
Interpret console output and stack traces to pinpoint and resolve errors.
Apply conditional breakpoints and logging techniques for targeted debugging.

Prerequisites

Participants should have a working Flutter setup and some basic experience in Flutter.

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