Hi, I'm Evan!Software Engineering and Product Management Leadership.
I build teams that create world-class digital products. I'm the Head of Engineering at Arcade.dev and the creator of Actionhero, Keryx, and more.
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All posts →May 1, 2026
Building Software for Humans and Agents
I've been building a library and a framework in parallel, and the same design constraint keeps showing up in both: every piece of software now has two audiences, humans and agents. Here's what that changes — for libraries, and for frameworks.
Mar 13, 2026
Announcing Keryx: A Full-Stack TypeScript Framework for APIs and MCP Servers
After 14 years of building Actionhero, I built a new framework from scratch. Keryx lets you write one Action class and deploy it across HTTP, WebSocket, CLI, background tasks, and MCP — all with the same validation and middleware.
Mar 13, 2026
curl for MCP: Why Coding Agents Are Happier Using the CLI
We're building increasingly complex integrations to connect coding agents to MCP servers. But these agents already know how to use the CLI. So why are we teaching them a new interface?
Jul 23, 2025
Designing SQL Tools for AI Agents
Build production SQL tools for LLM agents with proper auth, least-privilege access, and injection protection. PostgreSQL examples included.
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