Pierre-Henry Soria – CTO Insights, Software Architecture & Product Leadership

CTO insights, software architecture, engineering leadership, and product strategy. Lessons in building, scaling, and leading teams, with a focus on technical decision-making, business impact, and AI-driven product development.

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Pierre-Henry Soria – CTO Insights, Software Architecture & Product Leadership · Sep 22, 2026

MEDIA JOURNALISM AND INTERNET CULTURE

When Silverstripe Fits a Content Project | Pierre-Henry Soria – CTO Insights, Software Architecture & Product Leadership

A useful CMS has to fit both the people publishing content and the developers maintaining it. Silverstripe provides tools for both sides of that work.

Pierre-Henry Soria – CTO Insights, Software Architecture & Product Leadership · Sep 22, 2026

MEDIA JOURNALISM AND INTERNET CULTURE

Set a Default Application on Linux with xdg-mime | Pierre-Henry Soria – CTO Insights, Software Architecture & Product Leadership

Linux desktop applications are associated with MIME types. xdg-mime lets me identify the type, set its handler, and verify the result at user level.

Pierre-Henry Soria – CTO Insights, Software Architecture & Product Leadership · Sep 22, 2026

SOFTWARE DEVELOPMENT AND APPLICATIONS

Run an External Program from PHP Without a Fragile Shell Command | Pierre-Henry Soria – CTO Insights, Software Architecture & Product Leadership

PHP can start another program, but joining input into a shell command creates avoidable risk. I prefer argument arrays and explicit operating limits.

Pierre-Henry Soria – CTO Insights, Software Architecture & Product Leadership · Sep 22, 2026

HISTORY AND ARCHAEOLOGY

How I Design an A/B Test That Can Be Trusted | Pierre-Henry Soria – CTO Insights, Software Architecture & Product Leadership

Showing a different page on each day is not a reliable A/B test. Cohorts, metrics, and stopping rules need to exist before launch.

GOOGLE

Pierre-Henry Soria – CTO Insights, Software Architecture & Product Leadership · Sep 22, 2026

MARKETING ADVERTISING AND SALES

Why Traffic Does Not Prove Product Demand | Pierre-Henry Soria – CTO Insights, Software Architecture & Product Leadership

Visits show that a subject attracts attention. They do not prove that a product solves a problem important enough to adopt and pay for.