# 09 - Developer Experience and Feedback Loops: Qualitative and Quantitative Metrics

Improve your platform\

## What you'll learn

- How to conduct qualitative research: surveys, interviews, journey mapping
- Quantitative metrics: adoption rate, usage patterns, performance metrics
- Cognitive load: what it is, how to measure it, how to reduce it
- Inner loop vs outer loop: optimizing both
- Feedback channels: Slack, NPS, GitHub issues, office hours

*This article is part of the **Platform Engineering** series on federicocalo.dev.*

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## Read the full article

The complete article (12 min read) with code examples, diagrams, and practical exercises is available here:

**➡️ [09 - Developer Experience and Feedback Loops: Qualitative and Quantitative Metrics](https://federicocalo.dev/en/blog/developer-experience-feedback-loops-metrics)**

`https://federicocalo.dev/en/blog/developer-experience-feedback-loops-metrics`

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*By [Federico Calò](https://federicocalo.dev) — Software Developer & Technical Writer*