Archive - eferro’s Substack

YAGNI and the Value of Learning: An Additional Premise

For years, I’ve been applying—almost without realizing it—an extension of the YAGNI principle that I want to share.

Jun 21 •

Overcoming resistance and creating conditions for quality

Fifth article on quality in Lean Software Development.

Jun 8 •

May 2025

Lean Software Development: Quality through Collaboration and Visibility

Fourth part of the series on quality in Lean Software Development.

May 25 •

Lean Software Development: Quality as the Foundation of Sustainable Development

Third part of the series on quality in Lean Software Development.

May 16 •

April 2025

My premises about software development

Updated on April 18, 2025: Refined and expanded article, with more complete explanations and a new point.

Apr 20 •

Lean Software Development: Detect errors before they hurt

Second part of the series on how to build with quality from Lean Software Development.

Apr 19 •

Lean Software Development: Building with Quality

Part one of a series on how to build with quality based on Lean Software Development principles.

Apr 14 •

Vibe Coding III: Complexity Creeps—Unless You Don’t Let It

Getting Back to My Picks

Apr 10 •

The Phrases That Power My Leadership

Over the years, I’ve noticed that certain phrases have become central to how I lead teams.

Apr 7 •

Vibe coding II: when flow meets tests

A few weeks ago, I wrote about vibe coding as a light, curiosity-driven and deeply personal way to build small projects without pressure.

Apr 6 •

Vibe coding: building things from curiosity and flow

I’m terrible at frontend.

Apr 1 •

March 2025

Lean Software Delivery: Empowering the Team

From my experience, a truly empowered software development team is one that has the ability to impact the entire Value Stream from start to finish.

Mar 17 •

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