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business-rules

10 posts

Cedar Verifies Who Can Access What. Who Verifies What Decision Gets Made?

Cedar brought formal verification to authorization policy with Lean and automated reasoning. No commercial rule engine has done the same for business decisions. Why proving things about pricing, eligibility, and fraud rules is the harder problem, and where LexQ actually stands on it.

August 7, 202610 min read

Why Business Decisions Need Formal Verification

Tests and simulation answer what happened on inputs you already have. They cannot answer what happens on inputs nobody has sent yet. Unreachable rules, silent conflicts, and uncovered gaps live in that difference, and closing it takes proof, not sampling.

August 7, 202610 min read

The Audit Trail Problem: Proving Which Rule Made Which Decision

A blocked transfer leaves one log line. Months later, an auditor asks why — and git can't answer, because it versions your code, not your decisions. What a real decision audit trail records, and why it has to be immutable.

July 5, 20269 min read

What Is a Decision Operations Platform? (And When Your Team Needs One)

Pricing, eligibility, and fraud rules change constantly but live trapped in application code. A Decision Operations Platform gives business decisions their own lifecycle. What the category is, and when you need one.

June 29, 20269 min read

Your If-Else Pricing Logic Will Break. Here's What to Do Before It Does.

Refactoring your pricing if-else block doesn't fix the underlying problem. The structural answer is rules-as-data plus simulation — not better class hierarchies.

May 12, 202612 min read

How to Stop Deploying Code for Every Business Rule Change

Your business logic shouldn't inherit the full weight of your deploy pipeline. Three ways to decouple rules from code — and when each one fails.

April 21, 202610 min read

Hardcoded Rules vs Rule Engine: When to Make the Switch

Your if-else blocks are working fine — until they aren't. Here's how to tell when hardcoded business rules become a liability, and what the migration path looks like.

April 13, 20269 min read

5 Signs Your Team Needs a Rule Engine

Not every team needs a rule engine. But if you recognize these patterns, you're probably overdue for one.

April 5, 20266 min read

GoRules vs Nected vs LexQ: Choosing the Right Rule Engine in 2026

A practical comparison of three modern rule engines — architecture, simulation, pricing, and AI integration. No fluff, just what matters for your decision.

April 3, 20268 min read

Why I Built a Rule Engine with Built-in Simulation

Every rule change is a leap of faith. I spent 6 years watching teams deploy blind — so I built a rule engine where you can see the impact before it hits production.

April 2, 20265 min read