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…
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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…
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…
Stop Calling Yourself a Software Engineer If You've Never Shipped Anything
There's a quiet lie rotting at the heart of modern software development, and almost nobody wants to say it out loud: the industry is drowning in peopl…
Why 60% of Enterprises Are Shipping Untested Code in 2026 (And How Agentic QA Fixes It)
The 2026 Agentic Coding Trends Report buried a stat that should be on every engineering leader's radar: 60% of enterprises are shipping untested code …
How Database Inserts Work: WAL and Buffer Pools
Quick Answer: When you insert data into a database, it doesn't immediately write to the main data table on disk. Instead, it caches the data in a RAM-…
AI Code Refactoring: Why Testing Still Matters
Quick Answer: While AI agents can rewrite or refactor thousands of lines of code in hours, generating the code is only half the battle. Verifying that…
Identity Verification Platform Development: Solving the Hard Engineering Problems
Identity Verification Platform Development: Solving the Hard Engineering Problems Building a KYC product sounds simple until you actually build one. U…
"It Works" Has Never Been Good Enough
It all started when the Senior Architect dropped by the daily standup. The team lead had the backlog up on the big screen and there was a story about …
How a Magento 2 Upgrade Broke Our Multi-Website Setup (And Why the Problem Wasn't Magento)
A few weeks ago, I was working on a Magento 2 upgrade for a project that hosts multiple websites under a single Magento installation. The upgrade itse…
Part 5 ("The Author Doesn't Have to Be an Engineer") has been generating sharp comments. Worth a read for the thread alone.
The Author Doesn't Have to Be an Engineer: How the Harness Holds Quality (Series Part 5) Self-healing guardrails for business-side PRs Ryosuke Tsuji R…
How Databases Impact System Scalability and Speed in Software Engineering
Databases are core to most software systems, and their design directly influences both scalability and performance. Here’s what every engineer should …
"Supports custom code" means nothing. Here's the 3-level ruler that tells you if a low-code platform will lock you in.
Every low-code vendor says "we support customization." But supports is a weasel word — recoloring a button is customization, and rewriting a schedulin…
The Spec That Doesn't Lie
A Level 5 Engineer — Issue #5 Preface I want to be upfront about something before we get into it. None of the frameworks in this article is mine. The …
Andy's Laws of AI in Software Engineering
Shareable blog post edition: https://andymaleh.blogspot.com/2026/06/andys-laws-of-ai-in-software-engineering.html Law #1: "The more Software Developer…