Hyounkyoung (Jimmy) Moon Email & Phone Number

Seoul, Kr

Improve web platform in terms of development

- WYSIWYG Content editor like notion to support various exam questions in the world- Content viewer and player for LMS service- QTI specification specialist

Developed a new player engine that can run at high performance across multiple platforms using Canvas and Google Skia, C++, Typescript, WebAssembly (emscripten), Kotlin, and Swift.

Development for ProtoPie Connect, IoT and automotive industry solutions that allow users to connect real devices to ProtoPie. Working with Lucid, BMW and Daimler to lead customer's success in the automotive mobile industry. Typescript, C++, Kotrlin, Electron, Arduino, Raspberry Pi, Linux, Node.js, IoT devices and cloud services

ProtoPie Cloud Web Application development. Typescript, React, Node.js

LINE Bot Designer for faster and easier phototyping of LINE bots. Working with LINE Japan. Electron, Typescript

Mapo-Gu, Seoul, Korea

Maintained and contributed to numerous open source projects based on Node.js and Javascript, also advocated open source echo system and projects and hosted meetup as an organizer.- Published and maintained over 100+ npm packaged. For example, Yeoman webapp scaffolding tools, build tool plugins, React, Polymer components, Chrome Apps/Extensions, and Electron- Shared guide and sample projects on github built by various frameworks and libraries- Encouraged local developers to be involved in open source community through hosting meetups and conferences, and giving presentations- Managed developer communities in Local. For example, Seoul.js, Google Developer Groups, Electron Korea, and Web Application Korea

Korea

Developed IoT platform named alooh.io, connectivity service for IoT peripherals based on HTTP/S and MQTT.- Implemented RESTful Open APIs and MQTT for our connectivity service led the team with 3+ coworkers, built on the top of the custom framework with gevent in Python and MongoDB. Achieved high-performance I/O bitrate in a strict secure level.- Ported customized Node.js runtime into own embedded system with OTA update, which has small size than others binaries by 30%- Developed MQTT bot for performance testing to reduce testing time by 3 times- Developed customer dashboard for own IoT cloud service with AngularJS and Node.js / Express.js on AWS

Started a new startup company as one of the technical directors. Developed Hybrid TV web application Javascript framework and grew team members up to 10.- Developed Hybrid TV web application frameworks called backbone.tv, extended backbone.js, supported UX collaborating with RC, achieved better animation by webanimation.js on limited performance system, set-top-box- Released over 5+ TV Hybrid TV web applications with backbone.tv for our product set-top-box run by Android and Linux. For example, Youtube, Facebook, Music Players, DVB-T Player and Rdio. the web applications was one of the sale points to customers, which allowed us to have more sale volume exceeding over our expect

Seoul, Korea

Developed iOS applications for Lifestyle utilities and EPUB Reader- Developed EPUB parser to support the latest version of EPUB and fast loading through multiprocessing content files by 30% on iOS. Embedded highlighting engine to keep into WebView- Developed +2 lifestyle apps on iOS

Developed multimedia player for DVB-H on embedded systems like Windows CE, Symbian and Nucleus RTOS. Launched the DVB-H commercial services to the world worked with companies in Europe, Chinese, and Korea.- Developed low-level network protocols from scratch for embedded systems to achieve efficient performance in limited resources. For example, HTTP, RTP/RTCP, and FLUTE. - Designed ESG(Electronic Service Guide) APIs- Developed multimedia players on Windows CE, Symbian and Nucleus RTOS using multimedia frameworks

Seoul, Korea

Built game server service from scratch and developed Game server framework with server-side design-patterns and asynchronous I/O. As a result, launched game services successfully.- Built game server infrastructure from scratch on Windows server- Improved I/O performance to lower latency by 30% on new server framework with maintainable and expandable code, built on the top of asynchronous I/O- Developed casual games with about 20,000+ connected users per day and game service in stable conditions

Seoul, Korea

Developed and maintained casual game server and clients on Windows.- Developed 4+ casual / board game server and client on Windows with MFC/Win32 and Windows servers like Go, Chess and Card game for up to +30,000 online users- Reduced 80% game client crashing issue by custom error collecting system by post-mortem analyzing solution on Windows to won higher stability of game service