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Field notes on software & momentum.

Practical writing from the teams doing the work on operations, software, automation, and the discipline of compounding gains.

How Fear of Loss Costs More Than It Saves
FeaturedBusiness Tips

How Fear of Loss Costs More Than It Saves

Simulation and data-driven insight helped Kroger’s pharmacies balance shortage and waste, turning inventory chaos into $80M in revenue.

Jose Bejerano· Feb 12, 2026
Brain Storm with eSterna
Business Tips

A Lesson in How Perception Bleeds Profit

A communication flaw caused costly delays. Learn how clarity before action drives true operational health.

Jose Bejerano· Jun 29, 2026
Kroger Found $80 Million Hiding in Plain Sight
Business Tips

Kroger Found $80 Million Hiding in Plain Sight

Using simulation and data-driven insight, Kroger’s pharmacies balanced shortage and waste—turning inventory chaos into $80M in revenue.

Jose Bejerano· Jun 29, 2026
Consultant vs Contrator
Business Tips

Most common mistake as IT Consultant

Everyone in IT goes to consulting, is the "easy path" after years in Software Development, Networking, or Cybersecurity. They are just contracting.

Jose Bejerano· Jun 29, 2026

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eSterna

Software & productivity consulting · Atlanta, GA

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