Explore the journey of TypeScript enthusiasts venturing into KotlinJS development in this conference talk from GOTO Copenhagen 2021. Delve into a comparative analysis of KotlinJS and TypeScript, examining community support, JavaScript interoperability, JSX versus DSL approaches, asynchronous programming paradigms, and syntax elegance. Gain insights into the potential of KotlinJS for web development, including upcoming language features and Compose for web. Discover whether KotlinJS presents a compelling alternative to TypeScript for JavaScript platforms, with practical examples using React, Redux, and React Three Fiber for WebGL graphics.