Boris Cherny

(3)

Creator and Head of Claude Code at Anthropic. Former Principal Engineer at Meta (Instagram). Author of O'Reilly's Programming TypeScript book. Created Claude Code as a side project in September 2024.

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Notes (2)

I'm Boris and I Created Claude Code

by boris-cherny

Productivity with Claude Code comes from parallel worktrees, plan-first workflows, self-evolving CLAUDE.md files, and skills—multiply your throughput by running more concurrent sessions.

claude-code ai-agents productivity context-engineering developer-experienceJan 31, 2026

Boris Cherny on What Grew His Career and Building at Anthropic

by ryan-peterman, boris-cherny

Boris Cherny, creator of Claude Code and former Meta principal engineer, shares how side projects, generalist thinking, and cross-org navigation shaped his career—plus insights on how AI tools are reshaping engineering productivity.

career claude-code ai-tools developer-experience typescriptJan 3, 2026

Tweets (1)

Boris Cherny

@bcherny

I'm Boris and I created Claude Code. Lots of people have asked how I use Claude Code, so I wanted to show off my setup a bit. My setup might be surprisingly vanilla! Claude Code works great out of the box, so I personally don't customize it much. There is no one correct way to use Claude Code: we intentionally build it in a way that you can use it, customize it, and hack it however you like. Each person on the Claude Code team uses it very differently. So, here goes.

January 2, 2026