Essays by Ry Walker

Essays on AI, startups, and software engineering by Ry Walker, founder of Tembo and Astronomer.

May 5, 2026The Long Game in Agent Companies

Agent companies are marathons you sprint through. Frameworks commoditize, monetization pins to infrastructure, and proximity to real builders is the moat.

Apr 27, 2026Think Small to Win Big

The companies that try to skip to the grand AI vision will burn capital. The ones that start with one workflow per developer will compound their way into something much larger.

Apr 26, 2026Three Audiences, Three Agent Strategies

Executives, founders, engineering leaders. Each one needs a different mindset shift to operationalize agents in 2026 — and each one is currently running the wrong play.

Apr 25, 2026Customization Is the Moat, Not Model Quality

Frontier labs want workflow quality to be a function of model quality, because that is what they sell. The contrarian bet is that customization beats probability.

Apr 24, 2026Context Is the Moat — Don't Give It Away

If you upload your entire business to a frontier model provider, you have handed them the playbook. Keep context local. Use frontier models as the engine.

Sep 10, 2025The Road Ahead for AI Coding

We are still early. The trajectory is clear. The companies that build platforms — not just use tools — define the next decade of software development.