About
Writing, building, and organizing ideas into durable systems.
This page is the personal profile layer of the platform: background, operating focus, areas of expertise, and external links.
Section
Profile
A concise introduction rather than a full resume.
Andy Feng works across product thinking, research, and publishing. The work tends to sit at the boundary between implementation and clear explanation: building systems, documenting tradeoffs, and publishing the reasoning behind decisions.
Location
Hong Kong / Remote
Section
Focus areas
The themes that structure the site and the work around it.
Software systems
Application architecture, content systems, frontend implementation, and workflow design.
Investment writing
Research frameworks, company notes, assumptions, downside cases, and market observations.
Publishing systems
Designing products that keep long-form content readable, searchable, and maintainable over time.