Fiona Fung
Leads the Claude Code and Cowork teams at Anthropic (as of June 2026); earlier 11 years at Microsoft, then Meta.
At a glance
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- Fiona Fung leads the teams behind Claude Code and Cowork at Anthropic (as of June 2026).
- Before Anthropic she spent 11 years at Microsoft building Visual Studio and TypeScript, then moved to Meta, where she started Facebook Marketplace, worked on Meta's first smart glasses and AR glasses, and led infrastructure, growth, integrity and safety teams at Instagram.
- She has been an engineer for over 25 years.
Key facts
- Anthropic
- Leads the teams behind Claude Code and Cowork (as of June 2026)1
- Microsoft
- 11 years building Visual Studio and TypeScript1
- Meta
- Started Facebook Marketplace; worked on Meta's first smart glasses and AR glasses; led infrastructure, growth, integrity and safety teams at Instagram1
- Engineering
- Over 25 years as an engineer1
Roles
Part of
- AnthropicOrganization
Leads the Claude Code and Cowork teams (as of June 2026) source on Anthropic
Links
Sources
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