Boris Cherny is a software engineer known for creating Claude Code, a developer tool designed to help engineers build, test, and reason about software using AI assistance. He has worked on programming languages, type systems, and developer infrastructure, with a focus on reliability and practical tooling. Cherny has been associated with Anthropic, contributing to the ecosystem around large language models and applied AI systems. His work on Claude Code centers on integrating AI into real world coding workflows, supporting engineers in writing and maintaining production software with greater speed and accuracy.