About
Spencer Brown previously built a mortgage lending system that processed 2% of annual US mortgages. He has worked as an engineer at multiple early-stage startups and is now building an AI-driven mortgage lending platform.
Spencer Brown @spencerbrownx
Anyone have tips for faster TestFlight reviews on externally tested builds? Pls DM π
Jun 10, 2026 Β· β₯ 2
Spencer Brown @spencerbrownx
Will claude code kill Notion? I used to store code styles in READMEs. Then Notion. Now back to READMEs. Because checked-in markdown files offer simple and universal access for AI tools + easy updates with AI + visible diffs for review. I used to store company processes,
Mar 26, 2026 Β· β₯ 2
Spencer Brown @spencerbrownx
Claude skills are eating the world
Mar 25, 2026 Β· β₯ 3
Founder at ChestnutYC X25
Intro paths
Spencer went through Y Combinator (Spring 2025) β any YC alum in your network can reach them through the YC community.
Their group partner at YC was Diana Hu, General Partner at Y Combinator β the partner who ran Chestnut's batch and knows the company first-hand. YC profile β
In turn, Spencer can intro founders to Chestnut's investors below.