IDEAS, DECISIONS & LESSONS

Journal

Notes on AI, architecture and building useful products.

26 articles

09 May 2026 · 15 min read

agentic-ai

The Evolution of AI Agentic Patterns: From Prompts to Production Systems

How the central question of building with AI has shifted three times in four years — from 'what should I say?' to 'what system should I build?' A deep dive into prompt engineering, context engineering, and harness engineering with architecture diagrams, decision frameworks, and production lessons for engineering leaders.

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21 Apr 2026 · 9 min read

agentic engineering

Is Vibe Coding Dead? The Shift to Agentic Engineering in the AI Era

One year after Andrej Karpathy coined 'vibe coding', the industry is moving on. Discover why vibe coding fails at scale — context collapse, cognitive debt, zero system design — and how agentic engineering is emerging as the professional discipline for AI-first software development.

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20 Apr 2026 · 25 min read

agentic-ai

The Harness Problem: Why Your AI Briefs Are Costing You More, Not Less

A personal take on the hidden cost of AI-generated briefs. When CEOs and managers skip the reasoning process and hand developers full AI implementations as 'briefs,' they double the workload instead of halving it. The same problem plagues multi-agent AI systems — and the solution is the same: a Harness.

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