Meta Distinguished Eng (IC9): Influencing Engs, Failures, and Learnings | Adam Ernst

This is Adam Ernst, a Distinguished Engineer at Meta (IC9) who’s built iOS infrastructure that has impacted the entire company. We talked about how his career grew, a major failed project of his, and everything he learned growing to that level. 🔸 My keyboard project: https://read.compose.llc/p/our-keyboa... 𝗣𝗼𝗱𝗰𝗮𝘀𝘁 𝗹𝗶𝗻𝗸𝘀: • YouTube:    • Meta Distinguished Eng (IC9): Influencing ...   • Spotify: https://open.spotify.com/episode/3KJf... • Apple: https://podcasts.apple.com/us/podcast... • Transcript: https://www.developing.dev/p/meta-dis... 𝗧𝗶𝗺𝗲𝘀𝘁𝗮𝗺𝗽𝘀: 00:00:00 - Intro 00:00:47 - His middle school company 00:03:50 - His first project and promo at Meta 00:10:03 - Why code review is undervalued 00:12:42 - Senior Staff (IC7) promo story and project 00:19:26 - His major failed project 00:26:35 - How to handle a failed project 00:29:04 - Thoughts on management 00:31:35 - Technical depth vs breadth 00:33:32 - IC9 expectations 00:34:46 - Senior engineers he admires 00:37:39 - Advice for his younger self 00:39:52 - Outro 𝗪𝗵𝗲𝗿𝗲 𝘁𝗼 𝗳𝗶𝗻𝗱 𝗔𝗱𝗮𝗺: • LinkedIn:   / adamjernst   𝗪𝗵𝗲𝗿𝗲 𝘁𝗼 𝗳𝗶𝗻𝗱 𝗥𝘆𝗮𝗻: • Newsletter: https://www.developing.dev/ • X/Twitter: https://x.com/ryanlpeterman • LinkedIn:   / ryanlpeterman   • Threads: https://www.threads.com/@ryanlpeterman • Instagram:   / ryanlpeterman   • TikTok:   / ryanlpeterman  

Creator of OCaml: Functional Programming, Formal Verification, Programming Languages | Xavier Leroy
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Creator of OCaml: Functional Programming, Formal Verification, Programming Languages | Xavier Leroy

Distinguished Eng: Stack Ranking, Competing with Bezos, Regrets | Bryan Cantrill
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Distinguished Eng: Stack Ranking, Competing with Bezos, Regrets | Bryan Cantrill

Meta Hiring Lead: Avoid Downleveling, Liars, Passing OpenAI And Anthropic Interviews
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Meta Hiring Lead: Avoid Downleveling, Liars, Passing OpenAI And Anthropic Interviews

Amjad Masad spoke out for Palestine. Silicon Valley ghosted him
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Amjad Masad spoke out for Palestine. Silicon Valley ghosted him

Retired Amazon VP: How Corporate Politics Work And How To Win | Ethan Evans
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Retired Amazon VP: How Corporate Politics Work And How To Win | Ethan Evans

AWS Distinguished Eng: Learning From 3000 Incidents And How Engineering Is Changing | Marc Brooker
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AWS Distinguished Eng: Learning From 3000 Incidents And How Engineering Is Changing | Marc Brooker

Why Netflix is betting on systems thinkers—not specialists—in the AI era | Elizabeth Stone (CPTO)
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Why Netflix is betting on systems thinkers—not specialists—in the AI era | Elizabeth Stone (CPTO)

Shopify Distinguished Eng (L10): Principal+ Engineering, Career Story, Regrets | Ilya Grigorik
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Shopify Distinguished Eng (L10): Principal+ Engineering, Career Story, Regrets | Ilya Grigorik

The Quant Historian: Quant Is Dying! This Is What’s Next
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The Quant Historian: Quant Is Dying! This Is What’s Next

OpenAI & Meta Distinguished Engineer (IC9): Working With Zuck, Carmack & Career Growth | Philip Su
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OpenAI & Meta Distinguished Engineer (IC9): Working With Zuck, Carmack & Career Growth | Philip Su

Uber Distinguished Eng: Unfair Promos, Influence, Engineering Regrets | Joakim Recht
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Uber Distinguished Eng: Unfair Promos, Influence, Engineering Regrets | Joakim Recht

Google & AWS Veteran: What Top Tier Software Architects Do Differently
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Google & AWS Veteran: What Top Tier Software Architects Do Differently

Turing Award Winner: Disagreeing with Google, Postgres, Future Problems | Mike Stonebraker
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Turing Award Winner: Disagreeing with Google, Postgres, Future Problems | Mike Stonebraker

Keynote: After the AI Hype – What’s Real, and What’s Next - Richard Campbell - 2026
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Keynote: After the AI Hype – What’s Real, and What’s Next - Richard Campbell - 2026

Anthropic Engineer on How to Get the Most Out of Claude Code | Thariq Shihipar
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Anthropic Engineer on How to Get the Most Out of Claude Code | Thariq Shihipar

I Coached an AWS Engineer Senior to Staff (Live)
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I Coached an AWS Engineer Senior to Staff (Live)

Amazon VP: Stack Ranking & PIPs, Working With Bezos, His Promotions | Ethan Evans
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Amazon VP: Stack Ranking & PIPs, Working With Bezos, His Promotions | Ethan Evans

The 2% of Engineers Winning the AI Era (Ex-Meta L8)
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The 2% of Engineers Winning the AI Era (Ex-Meta L8)

Chichvarkin Saves Putin | Vitaly Portnikov
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Chichvarkin Saves Putin | Vitaly Portnikov