About
Ernie Park previously worked at HubSpot and Brex. He founded MicroEval and is currently working on Lizzy Sleep and parttimetech.io.
Ernie Park @eipark
In this tweet: strawmen, hand waving, false dichotomies, fear mongering. “I’m a doctor and there’s no data on this but I’m just gonna guess this is bad and make a link to mental health issues” When my kids are asleep 🧵 incoming on why this is such a ridiculous tweet. https://t.co/4OMrzohVy8
Dec 30, 2025
Ernie Park @eipark
This could be the single most Hacker News comment of all time. https://t.co/WjuAvQkDY6
Dec 11, 2025 · ♥ 1
Ernie Park @eipark
Most baby apps prey on your anxiety rather than help you as a parent.
Oct 16, 2025 · ♥ 2
Founder/CTO at MicroEvalYC S12
Intro paths
Ernie went through Y Combinator (Summer 2012) — any YC alum in your network can reach them through the YC community.
In turn, Ernie can intro founders to MicroEval's investors below.
MicroEval's investors · 1
Co-founders at MicroEval
