Phase 3 · Track roadmap

Performance

Measurement-led work across loading, rendering, interaction, and memory.

3 learning modesExpanding content status

Learning path

A complete route through the subject

Start with the mental model, rehearse interview explanations, then apply the ideas.

Connect metrics and profiles to user-visible outcomes.

Diagnose network, main-thread, rendering, and memory bottlenecks.

Apply targeted improvements and verify their impact.