AI practitioner in Hong Kong. Writing about production AI in financial services, agentic systems, and what it means to think alongside machines. Working notes โ posts get revised as thinking develops. LinkedIn
Financial Services AI
Agentic Systems
Career & Consulting
The Architect-Implementer Split
Your most expensive model should design, not implement. The pattern that turned 14 parallel coding tasks into a Tuesday evening.
The Four Layers of Every AI Agent
Interaction, inference, orchestration, tooling. The boundaries between them must be enforcement points, not design principles.
Other
my-post
One Skill, One Triggering Context
The right decomposition boundary for LLM agent skills is the trigger, not the action.
What Naming 1,100+ Files Using Only Cell Biology Taught Me About System Design
Renaming 1,100 files using only cell biology vocabulary. Not as a metaphor -- as a constraint. Here's the method and what it revealed.
The Constitution Eats Itself
How a ruleset for LLMs metabolises its own failure modes โ converting constraints into programs, leaving only irreducible judgment behind.
The Vocabulary Trap
Framework nouns colonise your thinking within a week. The discipline is naming what you're building in the problem's language before touching the framework's vocabulary.