YeonTaek Choi

YeonTaek Choi

CEO Cokee Corp. Software Development AI

About

I'm Ohe, a developer in Korea. For 15 years my team and I built software for other companies, 100+ projects across Korea, Japan and English-speaking markets. Now I'm building my own: Tintio, a writing workspace for people who run X, LinkedIn and Threads alone. You save ideas as they come, and first drafts already sound like you. I use it for my own accounts every day. Feedback is always welcome, especially the critical kind.

Badges

Gone streaking
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Maker History

  • Tintio
    TintioTurn saved ideas into posts for X, LinkedIn and Threads
    Oct 2026
  • 🎉
    Joined Product HuntAugust 6th, 2025

Forums

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6h ago

👋 Hello! Product Hunt, I'm Ohe, I build Tintio, a social writing workspace, in Korea.

Most intros start with a product. Mine starts with a number: 100+.

That's how many software projects my team and I have shipped for other companies, across Korea, Japan and English-speaking markets, in logistics, education, manufacturing and finance.

I've been a developer for 15 years. Nearly all of that time went into other people's products. I'd ship, hand over the keys, and move on to the next one.

Launching Tintio today: where do your post ideas go to die?

Hi everyone, I'm YeonTaek Choi, a solo developer with 15 years of building software for other people.

Tintio is the first product I'm shipping for myself.

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4h ago

Tintio - Turn saved ideas into posts for X, LinkedIn and Threads

Tintio is a writing workspace for solo operators who run X, LinkedIn and Threads. Save ideas on a shelf as they come. Set up a brand profile once, and your first drafts already sound like you. Branch one draft into a version for each channel, check the character count for each, then schedule every post on a calendar. You pick which AI model writes each draft, and your writing is never used for training. Free plan included.
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