Distributed systems is the field that quietly runs the modern internet — and it has a reputation for being brutally hard to break into. Open the wrong 600-page tome first and you’l
Sagas for AI Agents: Undoing What an Agent Already Did
We are racing to hand AI agents real power — agents that book travel, file expenses, edit files, move money, and deploy code, mostly on their own. The demos are dazzling. But there
Saga Orchestration vs. Choreography: How to Choose
Once you’ve decided a business operation needs a saga — a multi-step process spread across independent systems, where each step can be undone if a later one fails — you immediately
Observing Distributed Workflows: How to Tell a Saga Is Healthy
When a single database transaction goes wrong, you look in one place and you see it. A saga is not so kind. It smears one logical operation — place an order, book a trip, onboard a
What Is the Saga Pattern? All-or-Nothing Across Many Steps
Book a trip online and one click quietly kicks off a small chain of events: charge your card, reserve the hotel, hold the flight seat, book the rental car, email your confirmation.
Anti-Corruption Layers: Safely Integrating Untrusted Systems
Every time your clean, well-designed system talks to something you don’t control — a crusty legacy database, a third-party API, another team’s service, or the output of an AI agent
The Best Domain-Driven Design Books (Beginner to Expert)
Domain-Driven Design has one of the richest — and most intimidating — libraries in all of software. Start in the wrong place and you’ll bounce off 500 dense pages and conclude DDD
Architecture Fitness Functions for Bounded Contexts
You drew the boundaries. You named the bounded contexts, wrote the ubiquitous language, and drew a beautiful context map on the whiteboard. Six months later, half the codebase impo
Domain-Driven Design for AI Coding Agents
A coding agent turned loose on a tangled monolith behaves exactly like a junior who’s never seen the codebase: it guesses, it duplicates, it confidently wires the wrong things toge
What Is Domain-Driven Design? A Plain-English Guide
If you’ve spent any time around software teams, you’ve probably heard “Domain-Driven Design” (or just DDD) said with a certain reverence — usually right before a conversation gets