JSConf Korea 2019
as the organisers put it
JSConf Korea is a community conference that pushes the boundaries of what can be created using JavaScript, and an opportunity for people with diverse backgrounds to come together. Our mission is to make the Korean technology community more daring, more diverse, and more human.
who it's for
frontend developers, web application engineers, UI/UX engineers, open source maintainers, platform engineers, machine learning engineers, engineering managers
topics
TypeScript design systems; React component contracts; Node.js event loop; WebAssembly tooling and WASI; Web Audio API effects; generator-based animation control; functional programming with Ramda; Redux to functional refactor; property-based testing in JS; TensorFlow.js clinical models; open source maintenance practices
| title | author | length |
|---|---|---|
| How Typescript Can Power Design Systems | Isha Kasliwal | 17m |
Claims that Typescript plus React.js turns a design system into enforceable contracts backed by tooling: prop interfaces export component contracts that… | ||
| Lessons from maintaining Mocha, an open source project | Jeonghoon Byun | 25m |
Maintaining Mocha involves ~2–3 GitHub notifications per day, many issues that take 20–30 minutes or more each to reproduce, and a core team of about ten… | ||
| Congrats! You’re the first person to have a baby at your startup. Now what? | Wendy Gwo | 25m |
Walks through concrete steps: googling policy, using the California state disability website, joining a 3k-member Facebook group, and confirming that the… | ||
| Don't block the event loop!JavaScript Async for Effortless UX | Jaeseok Kang | 27m |
Explains why UI freezes come from run to completion, call stack and the event loop and shows concrete tools and tradeoffs rather than vague UX tips… | ||
| The Man who Sold the Amp: How to Process Music with JS | Vitalii Bobrov | 30m |
Live code shows how to take a guitar into the browser and process it in real time using Web Audio API and getUserMedia with audio constraints to disable echo… | ||
| What Tamagotchis can teach you about generators | Jenn Creighton | 26m |
Built a functioning web Tamagotchi that struggled when many animations overlapped, tried promises and hit “venerable hell” plus inability to cancel, then… | ||
| Back to the future of JS II: Beyond what we can foresee | William Martins | 25m |
Shows three concrete proposals: Pattern Matching becomes an expression with destructuring and when-guards so long if/switch chains collapse into shape-based… | ||
| A WebAssembly Field Guide easily worth like 70 bottle caps | Flaki | István Szmozsánszky "Flaki" | 30m |
WebAssembly compiles non-JS languages to a compact binary that runs in browsers at close-to-native speeds, with sandboxed memory and an import/export model… | ||
| Functional Programming:Learning | Canvas| Gyujin Cho | 32m |
Shows a concrete refactor: a Redux + Canvas app is rewritten using Ramda.js piping and currying instead of lodash, replacing combineReducers with composed… | ||
| Lifesaving AI and JavaScript | Jaeman An | 25m |
A deployed system predicts sepsis and other acute events 4–24 hours ahead using models served via TensorFlow.js and a Node.js pipeline with Redis for… | ||
| nothing matches | ||