Expertise in the age of AI, or: Matt's Claude'll handle this

One of our team leads has been working on a major feature using Claude Code. He's been at it for a few days and is nearly done. To put that in context: this feature would normally represent about a month of a senior developer's time.He did the backend work himself — working with Claude to build it out, applying his knowledge of how the system should behave, reviewing, adjusting, and iterating. He handled only the backend, and when I asked him about the frontend, he said: "I'm going to let Matt’s Claude handle that."Context: Matt is the frontend team lead. Note the interesting phrasing. He didn't say "I'll do the UI later" or "Claude’ll handle the UI." He deferred to the frontend lead who has the domain expertise to drive that part.That's not a throwaway comment. That's an important statement about how work should be divided in the age of AI agents.Here's the thing: I've told Claude to build a UI for a feature, pointed it at the codebase, and it figured out how the frontend is…