JUL 2022 - NOW - Responsible for frontend development / maintenance/ enhancement of the latest tech. - Responsible for refactoring web APP, and improving SEO. - Responsible for developing react native APP. - Responsible for customize popular charting library for APP. - Code review and discuss with other front-end engineers. Projects: * Bitop - Perpetual swap and crypto exchanges

- Responsible for frontend development / maintenance/ enhancement of the latest tech. - Code review and discuss with other front-end engineers. Projects: * Aha learn to earn - learn to earn cryptocurrency and NFT earning platform.

- Responsible for Frontend development / maintenance/ enhancement, the latest tech. - Design and develop the frontend system architecture and cooperate with System Architect and Backend Engineers. - Help maintenance and optimize legacy projects. - Alter open source charting library to fit project requirement. - Leading junior engineer to familiar with React hook and redux midware. - Develop and research the last technology. (SSR, PWA, GA). Projects: * MT4 trading platform Web App - progressive web app to replace old system, and add several new features benefit from SPA.

- Responsible for Frontend development / maintenance/ enhancement, the latest tech. - Design and develop the frontend system architecture and cooperate with System Architect and Backend Engineers. - Leading junior engineer to familiar with React. - Develop and research the last technology. (Redux, Saga, Styled-component). Projects: * MT4 hedge arbitrage system - webapp to control and review trade history of foreign exchange CFD arbitrage system. * Futures contract hedge arbitrage system - webapp to control and review trade history of futures contract arbitrage system. * Triangular Arbitrage system - webapp to control and review trade history of foreign exchange Triangular Arbitrage system. * Financial News Center - collect financial news from different sources and provide to subscribers

- JavaScript programming in windows responsible for Node back end and React front end development.. - Design and develop the frontend system architecture and cooperate with System Architect and Backend Engineers. - Develop and research the last technology. (React, SPA, Node, Nginx). Projects: * Interactive candlestick charting website - replace the outdated charting page with new react website. * Line-Bot webhook server - build webhook server for user to enquire latest stock news and live quotes. .