architecture

Strangler Fig in Practice: Migrating Legacy Without the Big Bang

Everyone knows the strangler fig pattern. Few teams finish the migration. Here's what actually kills it — and the fixes that work.

Operating a Live Trading System: What Breaks and What Saves You

Operational failures kill more personal trading systems than bad strategies. What actually goes wrong at 3 a.m. — and the defences that earn their place.

Capital Safety Is an Architecture Decision

How Meridian — a personal crypto trading system — treats capital safety as a first-class architecture constraint, with defence in depth, state machines, and automatic emergency procedures.

Micro-Frontends: When to Split and When to Stay

Micro-frontends solve a real problem — but only if you actually have that problem. A practical guide to when the split is worth it, what the architecture really costs, and the pain points nobody warns you about.

The Invisible Architecture: How Culture Eats Strategy in Engineering

Incentives, information flow, and the norms that survive scaling — the invisible architecture underneath every engineering system you build.

Resilient by Design: What I Learned Building for Regulated Finance

Most engineers optimise for uptime. In regulated finance, that instinct will cost you. What I learned about failing hard, recovering deliberately, and building compliance into the architecture.

The Appropriate Level of Complexity

Over-engineering is a well-known sin. Under-engineering is the same sin wearing a different hat. The goal was never simplicity — it was the right complexity, designed to evolve.