Programming

Designing SAP Integrations for Hospitals in Venezuela: What Actually Makes Sense

In most hospital IT conversations in Venezuela, SAP shows up as a kind of magic word: “ If we put SAP in, inventory, billing, purchases and HR will fi…

Building a Resilient Meta Ads Scraper: What Breaks (and What I Learned Fixing It)

When I set out to build a tool for pulling ad data from Meta's platforms, the brief I gave myself was deceptively simple: let someone search for ads b…

I set up my repo to compound before writing any application code. Here's why and how.

When I started the public repo for Knot Forget , I spent a session on scaffolding before writing a single line of application code. Not just hygiene —…

The Difference Between a Product and Infrastructure

One of the most interesting realizations I've had while building software is that products and infrastructure are not the same thing. At first, that s…

Your feature flag defaults are backwards in tests

Most test suites get feature flag isolation backwards. The instinct is to opt in to a feature when a test needs it. The correct default is to force th…

Your PHP Logs are Lying to You

The Evolution: From Log Tails to Indexed Search Most teams start with a stream-based log platform, such as Papertrail, Loggly, or legacy syslog viewer…

Tackling Performance Bottlenecks in Full-Stack Development: A Senior Engineer’s Guide

As a full-stack product engineer, one of the most persistent challenges I face is managing performance bottlenecks that arise between frontend, backen…

Agentic QA Pipelines in 2026: Why Test Scripts Are Already Dead (And What Replaces Them)

Agentic QA Pipelines: Why Your Test Scripts Are Already Obsolete You wrote the test. You maintained the test. The app changed. You rewrote the test. I…

🎯 The STAR Quest: Level‑Up Your Behavioral Interview Like Neo Seeing the Code

The Quest Begins (The "Why") I still remember the first time I faced a behavioral interview. I walked in feeling like I’d just aced a whiteboard algor…

I need a new kind of Open Source Software License: "AGPL Pro Max"

As far as I know, AGPL doesn't cover Large Language Models. I think it should, but it doesn't. Going forward, we need a new kind of Copy Left License …

Your Spec Files Are Lying to You. Mine Were Too.

Preface I want to be upfront about something before we get into it. None of the frameworks in this article is mine. The ideas here come from two peopl…

Why most AI apps fail in production (not in demos)

A demo is a story. Production is a stress test. I’ve seen AI apps that feel like magic on a laptop… then crash the moment 10 users show up. Why? Laten…

I built a region-survivable system by directing an AI agent. An append-only decision log kept it coherent.

Most of the code in Quorum was written by directing Claude Code, an AI coding agent. That is not the interesting claim, and on its own it is not even …

I built a region-survivable system by directing an AI agent. An append-only decision log kept it coherent.

Most of the code in Quorum was written by directing Claude Code, an AI coding agent. That is not the interesting claim, and on its own it is not even …

AI Agents Explained: The Impact of Autonomous Systems on Software Engineering

Introduction Artificial intelligence is now much more advanced than chatbots. With little assistance from humans, modern AI systems are capable of rea…

The Best Abstractions Arrive Late

One of the biggest mistakes I see developers make is trying to design the perfect abstraction before they've built anything. I've done it myself. You …

Ray Tracing

Honestly, the way dedicated hardware and software engineering have teamed up has totally changed the game for developers making worlds look real. Inst…

HLD Fundamentals #3: Monolithic vs Microservices Architecture

As applications grow, one of the biggest architectural decisions is whether to keep everything in a single application (Monolith) or split it into ind…

IONA OS: Building a sovereign operating system in Rust from scratch – No token, no ICO

I started writing IONA OS on a random night, 13 years ago. Back then, as now, I had no team. I never took money from venture capital funds. And I neve…

Systems Thinking: The Missing Skill in Modern Software Engineering

Many developers learn programming by focusing on functions, classes, frameworks, and algorithms. Early in our careers, success often means writing cod…

The Jedi Mind Trick: How One Resume Line Turned My Job Hunt Into a Victory Lap

The Quest Begins (The "Why") Honestly, I felt like I was stuck in the opening scene of The Matrix —surrounded by green code that made zero sense, exce…

Admin Panels Are Not Configuration Systems

I learned this the annoying way: admin panels are not configuration systems. They can become one, but not by accident. Early on, it feels harmless. So…

Please I want to become a strong Software Engineer How can I do pls. I need a Roadmap

Defensive Algo Design: Error Handling, Backtesting, and Mitigating Simulated Slippage

Every quant developer knows the feeling: you write an algorithmic strategy, run it against a basic backtesting script, and the equity curve looks like…

Wiring the Guardrails

A Level 5 Engineer — Issue #6 Preface I want to be upfront about something before we get into it. None of the frameworks in this article is mine. The …

How to Remove AWS CLI Configuration from Ubuntu

Introduction The AWS Command Line Interface (AWS CLI) is a powerful tool that enables developers and system administrators to interact with Amazon Web…

Engineering Resilience: Two Lessons from Building Under Pressure

A reflection on performance optimization at scale and building reliability mechanisms; two tasks that defined my internship. Every engineering interns…

Why Custom Software Projects Fail (And How to Avoid the Most Common Mistakes)

Why Custom Software Projects Fail (And How to Avoid the Most Common Mistakes) After working on software projects of different sizes, I've noticed that…

AI Fluency for Software Engineers: A Practical Playbook Beyond Prompting

AI Fluency for Software Engineers: A Practical Playbook Beyond Prompting A few years ago, being productive with AI mostly meant knowing which tool to …

Fixing Bugs Is Easy. Preventing Their Return Is Hard

Most developers celebrate when they identify the root cause of a bug. The debugger finally reveals the problem. The fix is coded. Tests pass. A pull r…