Published course example
Kimi K3 Korean developer course
A Korean-language Kimi K3 course published on Inflearn. Hong's five-engineer team supported course production, publishing, and developer-facing promotion.
Korean video courses · published on Inflearn
Teach your product to
Korean developers.
Hong builds a Korean-language video course around your product, then publishes it on Inflearn. Built for developer tools, AI products, APIs, SDKs, and infrastructure.
Start here
A course works best when developers can try the product as they learn.
- Built for developersDeveloper tools, AI products, APIs, SDKs, infrastructure, and B2B software.
- Hands-on by designLearners can use the browser, terminal, or editor while they follow along.
- Easy to accessA free tier, trial, or evaluation environment can support the lab.
From fit check to learner feedback.
- Step 1
Product Fit Check
Free · within a weekFind out whether your product is worth turning into a Korean course before you commit budget.
Included- A yes or no, with the reason
- A rough course outline if it works
- Step 2
VOD Course Production
Priced per projectA Korean-language course built around your product, then published on Inflearn.
Included- Curriculum, hands-on labs, filming, and editing
- Published on Inflearn and posted to Hong's ~300-member Korean developer group
- Referral link and coupon code, with enrollment and click reporting
- Step 3
Korean Developer Response Report
30 and 60 days after launchA record of learner questions, sticking points, and alternatives mentioned at 30 and 60 days.
Included- Top questions and sticking points
- Competitors and alternatives named unprompted
- Pricing, docs, and support objections
Hong’s course catalog: backend, infrastructure, data, and AI.
Distributed data systems
Cassandra for high-throughput backend platforms
Shows Hong can translate deep database architecture into practical evaluation material for Korean backend engineers.
Scale narrativeAPI and communication patternsGraphQL for document-based framework communication
Demonstrates the ability to position API products around concrete evaluation questions rather than abstract protocol features.
Integration explanationCloud-native operationsDocker for production backend operations
Shows how infrastructure concepts can become a clear first-run path for Korean developers evaluating a technical product.
Production-readiness walkthroughFive engineers build each course together.
Five engineers build every course together — from curriculum and labs to filming and editing. Hong leads the work from the product brief through publication.
Each course is built around a lab learners can run themselves, not a demo they only watch.
Send your product URL. We’ll tell you whether it fits a Korean course.
Tell us what you want Korean developers to be able to do after the course. Hong replies within a week with a clear yes or no, and why. The fit check is free.
Email your product URL
No Gmail? Open in your mail app or write to unduck2022@gmail.com.