Jaster

HAO WEN CHANG

  • (+886) 921-240064
  • jaster1019@gmail.com
  • Taiwan, Taipei

7 years experience (3 years as front-end, 4 years as full-stack) engineer with extensive experience in development on JavaScript (mostly React), mobile UX optimization, and single page application. Always have willing to learn new things, exploring new technologies.

SKILLS

  • HTML5
  • CSS3
  • SCSS (CSS pre-processor)
  • JavaScript (ES6)
  • React
  • Redux
  • Xstate
  • Webpack
  • Docker
  • Jenkins
  • PHP7 (Laravel)

EXPERIENCE

  • Sr. Front-end Engineer
    Genesis Gaming2018 – 2020
    • Gained active users by 20% by implementing 20 event pages (SPA).
    • Participated in Scrum teams across Taipei, Vegas, and Vancouver, implementing widgets used in HTML5 games by Preact.
    • Optimized performance by taking mobile-first design, using React Hook to reduce rerendering, configuring Webpack to do lazy-loading and chunk JS files.
    • Refined CI flow by Docker and Jenkins.
    • Skills : HTML5, CSS3(SCSS), Javascript(ES6), React, Redux / XState (State Management), React-Spring (Animation), Webpack, Docker, Jenkins
  • Full-stack Engineer
    UrAD2015 – 2017
    • Developed a management system for work assignment and finance report generation, decreasing redundant costs on digital advertising.
    • Introduced Scrum and Kanban to improve teamwork.
    • Skills : HTML5, CSS3, Javascript(ES6), Vue, Webpack, PHP7, Laravel, Mysql, Nginx
  • Full-stack Engineer
    HWTrek2014 – 2015
    • Engaged in a Scrum team to develop HWTrek – a collaborative platform for hardware innovation, helping start-ups to boost from idea to implementation.
    • Refactored HWTrek front-end site from JQuery to React, with Grunt(building tool) and Jenkins to do continuous deployment.
    • Skills: HTML5, CSS3, Javascript, React, Redux, Grunt, PHP7, Mysql, Jenkins, AWS
  • Jr. Full-stack Engineer
    iwant2012 – 2013
    • Cooperated with a designer to recreate – iTry (a website to send out free product samples).
    • Revamped iTry CMS and API to increase the efficiency of publishing new product samples.
    • Skills : HTML5, CSS3, Javascript, Jquery, PHP, Mysql

EDUCATION

Bachelor of Computer Science and Information Engineering

National Cheng Kung University

Taiwan, 2006-2010

LANGUAGE

  • Chinese
  • English
  • Japanese