{"slug": "building-the-most-ai-pilled-engineering-team-in-the-world-fiona-fung-manager-of", "title": "Building the most AI-pilled engineering team in the world | Fiona Fung (Manager of the Claude Code and Cowork Teams)", "summary": "Fiona Fung, manager of the Claude Code and Cowork teams at Anthropic, revealed that Anthropic engineers now ship 8x more code per quarter than in 2021-2025, attributing the productivity surge to AI tools. Fung, a 25-year engineering veteran who previously built Visual Studio at Microsoft and launched Facebook Marketplace at Meta, discussed how AI is transforming engineering roles and management practices.", "body_md": "**Fiona Fung** leads the teams behind Claude Code and Cowork at Anthropic (overseeing Boris Cherny and the entire engineering and PM team). Before Anthropic, she spent 11 years at Microsoft building Visual Studio and TypeScript and then moved to Meta, where she started Facebook Marketplace (now generating over $100 billion in GMV annually), worked on Meta’s first smart glasses and AR glasses, and led infrastructure, growth, integrity, and safety teams at Instagram. She’s been an engineer for over 25 years and has a unique perspective on how the role of building software is changing.\n\n**Listen on YouTube, Spotify, and Apple Podcasts**\n\n### In our in-depth conversation, we discuss:\n\nWhat she’s learned about running a team that’s shipping 8x more code than before\n\nWhich roles AI will transform next\n\nSpecific ways her team uses AI\n\nHow Claude “routines” have changed how she operates as a manager\n\nThe context-switching problem no one has solved yet\n\nThe biggest unsolved problem in AI\n\nWhat keeps her up at night\n\n### Brought to you by:\n\n** WorkOS**—Make your app enterprise-ready, with SSO, SCIM, RBAC, and more\n\n** Mercury**—Radically different banking, now with Command\n\n### Where to find Fiona Fung:\n\n• LinkedIn: [linkedin.com/in/fionafung](http://linkedin.com/in/fionafung)\n\n### Referenced:\n\n• Running an AI-native engineering org: [https://www.youtube.com/watch?v=igO8iyca2_g](https://www.youtube.com/watch?v=igO8iyca2_g)\n\n• Head of Claude Code: What happens after coding is solved | Boris Cherny: [https://www.lennysnewsletter.com/p/head-of-claude-code-what-happens](https://www.lennysnewsletter.com/p/head-of-claude-code-what-happens)\n\n• Today, Anthropic engineers on average ship 8x as much code per quarter as they did compared to 2021-2025: [https://x.com/AnthropicAI/status/2062568864240836995](https://x.com/AnthropicAI/status/2062568864240836995)\n\n• Visual Studio: [https://visualstudio.microsoft.com](https://visualstudio.microsoft.com)\n\n• Joseph Campbell’s quote: [https://www.goodreads.com/quotes/192665-the-cave-you-fear-to-enter-holds-the-treasure-you](https://www.goodreads.com/quotes/192665-the-cave-you-fear-to-enter-holds-the-treasure-you)\n\n• Life-changing Cowork use case: [https://x.com/lennysan/status/2059664455001334124](https://x.com/lennysan/status/2059664455001334124)\n\n• Introducing Claude for Small Business: [https://www.anthropic.com/news/claude-for-small-business](https://www.anthropic.com/news/claude-for-small-business)\n\n• *Conversations with Tyler* podcast: [https://conversationswithtyler.com](https://conversationswithtyler.com)\n\n• Sheryl Sandberg on Facebook: [https://www.facebook.com/sheryl#](https://www.facebook.com/sheryl#)\n\n• *Amélie* on Prime Video: [https://www.amazon.com/Amelie-Jean-Pierre-Jeunet/dp/B0DQ4S3N45](https://www.amazon.com/Amelie-Jean-Pierre-Jeunet/dp/B0DQ4S3N45)\n\n• *Spirited Away *on HBO Max: [https://www.hbomax.com/movies/spirited-away/3deab668-d0a4-4a8d-9bc8-0952a0ad836e](https://www.hbomax.com/movies/spirited-away/3deab668-d0a4-4a8d-9bc8-0952a0ad836e)\n\n• *Nausicaä of the Valley of the Wind* on HBO Max: [https://www.hbomax.com/movies/nausicaa-of-the-valley-of-the-wind/ed66031b-6353-4019-ba54-35488468a4db](https://www.hbomax.com/movies/nausicaa-of-the-valley-of-the-wind/ed66031b-6353-4019-ba54-35488468a4db)\n\n• Sweet Sisters Bodycare: [https://sweetsistersbodycare.com](https://sweetsistersbodycare.com)\n\n• Anthropic events: [https://www.anthropic.com/events](https://www.anthropic.com/events)\n\n• Clare Pooley’s quote: [https://www.goodreads.com/quotes/11305360-in-a-world-where-you-can-be-anything-be-kind](https://www.goodreads.com/quotes/11305360-in-a-world-where-you-can-be-anything-be-kind)\n\n### Recommended books:\n\n• Margaret Atwood’s books: [https://www.amazon.com/stores/author/B000AQTHI0?ccs_id=0027a474-cd59-4a3a-bcd7-9b173c27d530](https://www.amazon.com/stores/author/B000AQTHI0?ccs_id=0027a474-cd59-4a3a-bcd7-9b173c27d530)\n\n• Haruki Murakami’s books: [https://www.amazon.com/stores/Haruki-Murakami/author/B000AP7AFI](https://www.amazon.com/stores/Haruki-Murakami/author/B000AP7AFI)\n\n• *The Little Prince*: [https://www.amazon.com/Little-Prince-Antoine-Saint-Exup%C3%A9ry/dp/0156012197](https://www.amazon.com/Little-Prince-Antoine-Saint-Exup%C3%A9ry/dp/0156012197)\n\n• *Nausicaä of the Valley of the Wind*: [https://www.amazon.com/Nausica%C3%A4-Valley-Wind-Box-Set/dp/1421550644](https://www.amazon.com/Nausica%C3%A4-Valley-Wind-Box-Set/dp/1421550644)\n\n• *High Output Management*: [https://www.amazon.com/High-Output-Management-Andrew-Grove/dp/0679762884](https://www.amazon.com/High-Output-Management-Andrew-Grove/dp/0679762884)\n\nProduction and marketing by [https://penname.co/](https://penname.co/). For inquiries about sponsoring the podcast, email [[email protected]](/cdn-cgi/l/email-protection#f787989394968483b79b9299998e8596949f9e83849c8ed994989a).\n\n*Lenny may be an investor in the companies discussed.*", "url": "https://wpnews.pro/news/building-the-most-ai-pilled-engineering-team-in-the-world-fiona-fung-manager-of", "canonical_source": "https://www.lennysnewsletter.com/p/building-the-most-ai-pilled-engineering", "published_at": "2026-06-21 12:31:43+00:00", "updated_at": "2026-06-21 12:39:35.137758+00:00", "lang": "en", "topics": ["artificial-intelligence", "ai-tools", "ai-agents", "ai-products", "ai-research"], "entities": ["Fiona Fung", "Anthropic", "Claude Code", "Cowork", "Microsoft", "Visual Studio", "Meta", "Facebook Marketplace"], "alternates": {"html": "https://wpnews.pro/news/building-the-most-ai-pilled-engineering-team-in-the-world-fiona-fung-manager-of", "markdown": "https://wpnews.pro/news/building-the-most-ai-pilled-engineering-team-in-the-world-fiona-fung-manager-of.md", "text": "https://wpnews.pro/news/building-the-most-ai-pilled-engineering-team-in-the-world-fiona-fung-manager-of.txt", "jsonld": "https://wpnews.pro/news/building-the-most-ai-pilled-engineering-team-in-the-world-fiona-fung-manager-of.jsonld"}}