Alex Booker
Head of Developer Experience
Alex Booker is the Head of Developer Experience at Mastra, where he helps developers understand and build agent systems with Mastra. He hosts weekly workshops with members of the team and publishes videos on the Mastra YouTube channel. Outside of Mastra, he's a proud Londoner and a keen cyclist, though his legs have not yet caught up with his enthusiasm!
Posts by Alex Booker
Oct 21, 2026
Alex BookerObservabilityJun 30, 2026Alex BookerCoding Agents
Get started with Mastra Observability
Add native traces and evals to your Mastra agents in minutes
Alex BookerObservabilityJun 30, 2026Build Claude Code for X with Agent Controller
Build and control long-running agent experiences with sessions, modes, permissions, subagents.
Alex BookerCoding Agents