He Sold Firebase to Google. Now He’s Building Tasklet

How Firebase co-founder Andrew Lee pivoted his way to a $175M valuation and why Big Tech threats shouldn't scare you. Building a massive venture-scale business requires finding acute customer pain, even if it means pivoting away from years of work. Serial founder Andrew Lee shares how he built and sold Firebase to Google, ran into the realities of corporate inertia, and returned to Y Combinator to build Tasklet, an AI command center burning millions on inference.  We cover why investor hype follows extreme growth rates, why incumbents move slower than you think, and how to stay ahead of model providers like OpenAI and Anthropic. What you will learn: How a customer development call transformed a struggling chat app into FirebaseWhy Google's threats to build competing products are usually emptyThe exact metrics Tasklet used to raise at a $175M valuation before Demo DayHow to avoid getting wiped out by frontier models from Anthropic and OpenAIWhy 100% month-over-month growth rate trumps total run rate every single time 📌 Watch now and subscribe for more smart, fast, founder-first interviews. Chapters:  00:00 $30M Inference Teaser 00:14 Meet Andrew Lee 02:25 From Chat to Firebase 05:31 Demo Day Misstep 08:09 Early Checks and Runway 10:45 Why Return to YC 18:34 Tasklet Explained 21:47 Beyond Chat Interfaces 23:05 Future of Software Companies 24:11 YC Roaster Ad Break 24:51 Next Big Question 24:56 Competing With Claude 25:51 Why Tasklet Wins 26:55 Model Marketplace Bet 28:30 Traction Growth Advice 29:18 Painkiller Problems 31:41 Idea Maze Grind 32:46 Timing The Pivot 34:45 Raising Early In YC 38:21 Bigco Threat Reality 39:15 Google Acquisition Lessons 42:24 Carving Niches To Win 45:37 Founder Focus Exception 47:12 Stay Out Of Their Way 48:35 Wrap Up And Links 🎧 Listen on the go:  Spotify: https://open.spotify.com/show/1u1JyRKH8JYFjhBkvTUOAP  Apple: https://apple.co/4cZ8RMm  My other YouTube Channel: https://www.youtube.com/@lobstercap This Lobster Talks episode is brought to you by YC Roaster, a free tool helping founders improve their YC applications.  🔗 https://ycroaster.com