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The Miners

Codeminer42’s Engineering Blog

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Category: Posts

Women in Tech: Margaret Hamilton The woman responsible for helping put men on the Moon

Women in Tech: Margaret Hamilton

The woman responsible for helping put men on the Moon

Iasmim Cristinaby Iasmim CristinaJanuary 21, 2026

Introduction "I guess I should delay graduate school again because I’d like to work on this program that puts all these men on the Moon." …

The Journey to Modern Software Engineering Software Engineering - Origin, Purpose and a reference from history

The Journey to Modern Software Engineering

Software Engineering - Origin, Purpose and a reference from history

William Spadaby William SpadaJanuary 15, 2026January 16, 2026

Legacy of the Future: Software Development Computer Generations The first generation of computers (1940–1956) appeared during World War II, when there was an urgent need …

AI at scale – Lessons from QCon AI New York 2025 And why we can’t forget what we learned

AI at scale – Lessons from QCon AI New York 2025

And why we can’t forget what we learned

Talysson Oliveiraby Talysson OliveiraJanuary 13, 2026

In addition to doing our own experiments, learning from others experiences is one of the best ways to deeply understand a subject, especially in new …

How AI Wiped Out 80% of Tailwind’s Revenue

How AI Wiped Out 80% of Tailwind’s Revenue

Edy Silvaby Edy SilvaJanuary 8, 2026January 8, 2026

Tailwind CSS, you probably know what it is. A utility-first CSS framework that has taken the web development world by storm. It’s the default of …

Codeminer42’s 2025 Year in Review: Community & Open Source

Codeminer42’s 2025 Year in Review: Community & Open Source

Edy Silvaby Edy SilvaJanuary 7, 2026January 8, 2026

In 2025, Codeminer42 was proudly involved in several community initiatives, from sponsoring conferences to contributing to open source projects. Here’s a quick recap of our …

What’s new in Ruby 4.0

What’s new in Ruby 4.0

Edy Silvaby Edy SilvaDecember 18, 2025December 18, 2025

It is that time of the year again! As tradition dictates, Christmas is approaching, and with it comes the gift of a new Ruby release. …

Women in tech: Rebecca Wirfs-Brock An object design pioneer who invented the set of design practices known as Responsibility-Driven Design (RDD)

Women in tech: Rebecca Wirfs-Brock

An object design pioneer who invented the set of design practices known as Responsibility-Driven Design (RDD)

Kátia Bernardesby Kátia BernardesDecember 16, 2025December 16, 2025

Introduction "If you don’t know history, then you don’t know anything. You are a leaf that doesn’t know it is part of a tree." These …

Technical Challenges in Building Voice Agents Learn techniques such as Token Optimization, Function Calling, RAG, and Fine Tuning

Technical Challenges in Building Voice Agents

Learn techniques such as Token Optimization, Function Calling, RAG, and Fine Tuning

Lucas Geronby Lucas GeronDecember 12, 2025December 14, 2025

In our previous blog post, Building Your First Voice Agent, we taught you how to create your first voice agent with Pipecat and explored a …

Surviving the RAM Squeeze: Efficiency Tips for JavaScript Developers

Surviving the RAM Squeeze: Efficiency Tips for JavaScript Developers

Edy Silvaby Edy SilvaDecember 10, 2025December 11, 2025

On December 3rd, Micron Technology announced they are completely exiting consumer market. The reason? AI-driven data centers are creating an unprecedented surge in memory demand. …

Building Your First Voice Agent The Sound of the Future: How to Build an AI Voice Agent

Building Your First Voice Agent

The Sound of the Future: How to Build an AI Voice Agent

Lucas Geronby Lucas GeronDecember 9, 2025

In recent years, artificial intelligence (AI) has revolutionized the way we interact with technology in general. What once seemed like science fiction, or required specialized …

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  • Welcome 2026! AI disruption, Ruby performance advances, Codeminer42 community impact – Dev Weekly #93

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