Codeminer42's Engineering Blog
The Miners

Vibecoding vs Agentic Engineering: One Ships, the Other Prays
I've been preparing a talk about AI-assisted development and spent a lot of time reading what developers are saying online, in meetups, in conference hallways. A pattern keeps showing up:…
Building a Practical AI Agent with RAG, MCP, and Ollama
Introduction Over the last year, “AI agents” went from a buzzword to something people actually try to ship. And if you’ve tried to build one beyond a demo, you’ve probably…
Everything you should know about Background Jobs with ActiveJob
Orchestrating background tasks (or "jobs," as they are often called) is common in web development. Any application that deals with time-consuming operations, such as sending emails, processing images, or integrating…
How To Sandbox Your AI Agent Using Docker
Docker just released a really exciting update to Docker Sandboxes, a feature that allows running AI agents, like Claude Code, in isolated environments. This change was released with the Docker…
How To Build An AI Agent For Talent Matching – Part 2
In the first post of this series, our great Edy Silva tried multiple approaches for a Talent Matching system that would work for our little problem. What is the problem?…