The hotel sent 1,942 characters. The guest needs five lines.
AI pulls rooms, perks, and conditions out of mixed text with evidence, matches rooms to rates, and checks the work. People only see unclear cases.
Read the caseAndrew Kang 강성준
AI Agent · Product Engineer
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Problem: start at the root.
Not the visible symptom. The real reason the work gets stuck.
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Ideas: go wide.
Lay out several ways, then pick the one with the biggest effect.
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Execution: fast, and all the way.
Build it small, run it, and keep going until it really works.
- hotel rates
- perk summaries
- supervisor AI
- payment alerts
- travel app
- back office
- wholesale stock
- POS
- RFID
- tax invoices
- blog automation
- blog networking
- work through chat
- baby camera
- back-seat camera
- voice assistant
- schedule assistant
- gender reveal
- office door
- trading bot
- stock pattern alerts
- auto purchase
- restock check
- input switcher
- web game
- NAS agent
- size advice
- investing rules
- travel listing check
- pasture weight model
- AI contest top 100
- this site
A wholesaler whose ledger, POS, and warehouse counts all differ
Shows current stock by adding receipts and sales since each item's last count. An RFID reader counts the actual items in one pass (prototype).
Read the case
I can't watch the baby all night
An AI watches the camera and sends a Telegram message if something looks wrong, or calls if it's urgent. It also alerts me if the AI or camera breaks.
- Telegram → phone call
- 2 steps
Write a thought, see it on the site 1 to 2 minutes later
This site, where I keep my work and ideas. When I write a post or work card and push it, it goes through automatic checks and goes live.
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Watching the baby in the back seat while driving
A small camera on the rear car seat. It starts with the engine and plays in a phone browser with no app. Video is recorded in 1-minute clips.
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Several blogs, the same mistakes every time
AI does the research, drafts, and review. My feedback is saved as rules. A person presses the publish button.
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Travel product pages with wrong prices and cancellation rules, too many to check by hand
Enter a URL and it checks the terms and places, then gives evidence and a corrected sentence. Tuned on 3,013 products. Top 60 of 5,333+ applicants.
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I'm usually an M. What size do I buy in this brand?
It picks a size from what people with the same build actually bought. The listed size was right 39.2% of the time. With height and weight, 64.6%.
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Am I really following my own investing rules?
It turns rules written in plain words into checks and compares them with your trades. You can also ask before you order. Code decides, AI explains.
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The input switch key doesn't work in remote desktop
On a remote Mac, the input source shortcut didn't get through. So I made a small bar in the screen corner that switches inputs with a click.
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I can't type while holding the baby
So I built a voice assistant that listens when called and answers out loud.
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100 out of 3,000: AI TOP 100 finalist
I made the finals by running several AIs at once and splitting the problem between them.
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Say it in Slack and it's done, without asking a developer
A coworker writes in Slack and an AI does it. It asks first before risky work, and picks up where it left off if cut off.
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One minute to open a shared office door
Entry meant typing a phone number and password at a kiosk. Now it's one card tap. An Arduino reads it and a small motor presses the door button.
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AI edited the perks. Where should a person look?
Two source texts sit side by side and only the changed lines are highlighted. An operator only has to check those lines.
MoreNothing here yet.