余宗融 (Ron Yu)

[email protected]
(886) 961399606
Taipei, Taiwan

Summary


  • About 4 years' experience of front end development and over 3 years' experience of EC services.
  • Experienced with front end development based on React.js and Redux ecosystem.
  • Equipped with knowledge about modern build tool such as Gulp or Webpack.
  • Focused on core concept of  JavaScript engine and browser rendering process.
  • Enjoy the process of solving problems and grow with team members.

Technical Skills

  • Front end development:
    • Programming language: HTML5, CSS3, JavaScript
    • Library or framework: React, Redux, Gatsby, Next
    • Design: Mobile-first RWD, themeable system, CSS preprocessors, CSS in JS (Emotion)
    • Test: Unit test based on Jest and react-testing-library
    • Linter and formatter: ESLint, Prettier
    • Build tools: Webpack Gulp
    • CI/CD: Automate test, build and deploy process for staging and production environments based on CircleCI
    • Track: Google tag manager, google analysis, facebook pixel
    • Learning: PWA, Performance optimization, end-to-end test(cypress), serverless(firebase functions)
  • Mentorship:  code review, onboarding process, workflow guide

Milestones

  • PicCollage official website
    • Built by Gatsby
    • PWA ready
    • Githook for ESLint and Prettier 
    • CI/CD ready
  • honestbee website
    • Custom redux middleware for async actions
    • Integration with 3rd party payment service
    • Food takeaway and dine-in features
    • membership system

Experience

2020/11 ~ present

Software Engineer, Houzz

2019/7 ~ 2020/10

Web Developer, picCollage

  • Transform official website from server side rendering based on Ruby on Rails to modern single page application by Gatsby.
  • Construct front end development flow including CI/CD process, coding style and scrum board.
  • Implement and verify prototype by data analysis including facebook pixel tracking and google analysis.

2017/9 ~ 2019/6

Sr. Software Engineer, Front End Team, honestbee

  • Responsible for implementing new features and maintaining current features for food delivery service based on react and redux ecosystem.
  • Main contributor for honestbee membership.
  • Provide corresponding membership payment flow integrated with BE developers and payment gateway services in different countries.
  • Build customed user flow pattern for the cooperation between the department stores like Qsquare and honestbee.
  • Implement tracking service to analyze user behavior and refactor current flow to improve user experience.

2017/3 ~ 2017/9

Sr. Software Engineer, Front End Team, House-Edge Inc

  • Lead to build front end development including dev and production environment by webpack.
  • Scaffold project structure for React.js and Redux flow.
  • Make coding style consistent for readability and reusability by eslint and prettier.
  • Experienced with framework based on React.js like React Toolbox and React Bootstrap.
  • Involved in code review and API discussion.

2016/6 ~ 2017/1

Software Engineer, Front End Team, Commandp Inc

  • Responsible for front end development based on React.js library.
  • Implement unidirectional data flow in React with Redux.
  • Construct style in React with CSS module.
  • Run test tasks with Karma, Mocha and Chai.
  • Version control by git flow.

2015/1 ~2016/5

Junior Front End Developer, Front End Team, Asia Fusion Technology (AFT)

  • Development of user interface for web site / application by HTML5, CSS3 and JavaScript
  • Help optimize AFT official website including youtube API implement and RWD modification.
  • Implement Angular(1.x) on projects.
  • Functional programming concept in Javascript.
  • Enroll course CS50 provided by Harvard University on edX.

2012/6 ~ 2014/6

Process Engineer, Diffusion Process Module, United Microelectronics Corporation (UMC)

  • Quality control for Semiconductor product quality in ion implantation and oxide film process

2011/11 ~ 2012/5

Concentrator Photovoltaic Researcher, Research & Development, Taicrystal International Technology Co.

  • Etching solution development for polishing process and trouble shooting for root cause of defect

Education

2008-2010

MS, Material Science and Engineering, National Taiwan University, Taiwan

  • Studied piezoelectric material performance at different resonance frequency
  • Master’s thesis : Humidity Sensing Behavior of A Composite Structure Consisting of nanoporous Alumina and Piezoelectric Layers

2003-2008

BS, Material Science and Engineering, National Taiwan University, Taiwan

Core Competence

Development Experience

  • Communication between web designers and back end developers.
  • Negotiation between the business requirement and development resource then strike a balance to implement the most suitable solution.
  • Enjoy the process of solving problems and helping the team grow.

Self Improvement

  • Attend Massive Open Online Course(MOOCs) such as edX and Udacity to get access to necessary knowledge
  • Keep lean startup mindset and put theory into practice through getting hands dirty to finish projects