SUSHIL · JUNE 29, 2026
How Linear Built a Billion-Dollar Product by Listening to Customer Complaints

Linear didn't invent project management. Jira, Trello, and Asana already existed. I dug through Reddit, Hacker News, and years of Jira complaints — the internet had already written Linear's roadmap.
Linear didn't invent project management.
Project management already existed.
Jira
Trello
GitHub Projects
Asana
So why did developers switch?
I spent hours digging through old Reddit posts, Hacker News discussions, and Jira complaints.
Internet had already written Linear's roadmap.
Before Linear existed...
Developers were already complaining.
Not about project management.
About how painful their tools were.

Jira had become...
- • slow
- • bloated
- • enterprise-only
- • too many clicks
- • too many settings

Then Trello.
People loved how simple it was...
until projects got bigger

Then Hacker News.
The same discussion.
Again.
Again.
Again.


Google autocomplete was practically giving away the startup idea.

People weren't asking for AI.
They weren't asking for automation.
They were asking for speed.
One sentence kept appearing everywhere.

Another

Another

Another

Different websites.
Different years.
Different people.
Exactly the same complaint.
Linear didn't invent a new market.
The market already existed.
Developers were practically begging for it.
Linear simply listened.
Then built exactly what everyone was asking for.
Fast.
Keyboard-first.
Minimal.
Most founders do the opposite.
They build first.
Then go looking for people who might want it.
That's backwards.
Demand comes first.
Product comes second.
The best startup ideas usually don't start with:
"I have an idea."
They start with:
"I keep seeing the same complaint."
Linear didn't guess.
"They listened"
I'm building PainHuntr so founders can do the same.
If you found this article valuable:
1. Hop on the waitlist to get early access to PainHuntr
2. Follow me on X @sushilwtf for more startup teardown articles.
Reading 1,000 threads a month doesn't scale. PainHuntr does.
It scans Reddit, reviews & forums for real pain, unmet demand, and people ready to pay — then hands you ideas like these on a plate.
Join the waitlist to get early access and help shape the product.