Zack Yang, Software Developer in Sydney, New South Wales, Australia
Zack Yang

Software Developer in Sydney, New South Wales, Australia

Member since March 23, 2022
Zack is a back-end developer with ten years of experience building and polishing products for startup companies, focused on fintech and eCommerce. He has a solid understanding of concise coding principles and best practices and is proficient with ​​Ruby, JavaScript, React, Node.js, PostgreSQL, MongoDB, and CI/CD. Zack created an eCommerce app that reached the top three in the Apple Store Life category, led teams, and delivered a dynamically configurable discount and reward system.
Zack is now available for hire

Portfolio

  • Myfoodlink
    Vue, Ruby on Rails (RoR), MongoDB, CSS, SEO Tools, APIs, Ubuntu, Redis...
  • Sentia Australia
    JavaScript, Ruby on Rails (RoR), PostgreSQL, React, React Redux, Redis...
  • Stylesaint
    Backbone.js, Backbone.Marionette, Ruby on Rails (RoR), PostgreSQL, New Relic...

Experience

Location

Sydney, New South Wales, Australia

Availability

Part-time

Preferred Environment

MacOS, Slack, Zoom, Google Meet, Jira, Tailwind CSS, Unit Testing

The most amazing...

...high-speed eCommerce platform I built was for a mobile phone manufacturing company where the number of orders generated per second exceeds 50,000.

Employment

  • Software Engineer

    2020 - 2021
    Myfoodlink
    • Developed a service that automatically obtains product details through barcodes or product descriptions. It means that retailers do not need to enter detailed product information themselves.
    • Implemented the API service that automatically binds product images and product pages via OCR.
    • Implemented the store's template system, allowing customers to quickly deploy the website and list products through existing templates.
    Technologies: Vue, Ruby on Rails (RoR), MongoDB, CSS, SEO Tools, APIs, Ubuntu, Redis, Software Analysis, Software Testing, Human-computer Interaction (HCI), HTML, HTML5, Back-end, CSS5, GraphQL, Mocha, Haml, GitHub, Git, Node.js, Amazon Web Services (AWS), TypeScript, WebSockets, Pub/Sub, Stripe, Full-stack, Unit Testing, Sideqik, MySQL, jQuery
  • Full-stack Engineer

    2017 - 2019
    Sentia Australia
    • Implemented the development of a large-traffic data API and a single server that can process more than 10,000 real-time data per minute.
    • Participated in the development of a financing platform application for the Australian market. Completed multiple third-party services development for financial institutions.
    • Delivered a dynamically configurable discount and reward system for eCommerce platforms. Users can quickly create discount and point rules for products through the background DSL.
    Technologies: JavaScript, Ruby on Rails (RoR), PostgreSQL, React, React Redux, Redis, Ubuntu, RSpec, Capybara, Jira, CSS, SEO Tools, APIs, New Relic, Software Analysis, Software Testing, HTML, HTML5, Back-end, SQL, CSS5, GitHub, Git, Node.js, Amazon Web Services (AWS), WebSockets, Full-stack, Unit Testing, Sideqik, jQuery
  • Senior Full-stack Engineer

    2013 - 2015
    Stylesaint
    • Developed the entire order system of the application integrated multiple payment methods, including Stripe, PayPal, and Braintree.
    • Implemented a unified authentication solution for different web servers. Multiple applications can share the registration and authentication.
    • Oversaw the creation and maintenance of the company's AWS cloud server cluster.
    Technologies: Backbone.js, Backbone.Marionette, Ruby on Rails (RoR), PostgreSQL, New Relic, CSS, APIs, AWS, Redis, Software Analysis, Software Testing, Human-computer Interaction (HCI), HTML, HTML5, Back-end, SQL, CSS5, GraphQL, MongoDB, Mocha, EJS, Haml, GitHub, Git, Node.js, Amazon Web Services (AWS), Spree, Stripe, Full-stack, Unit Testing, Sideqik, jQuery
  • Senior Web Developer

    2011 - 2014
    Foxconn
    • Released our eCommerce app released, reaching the top three in the Apple Store Life category in Taiwan.
    • Led a team to design and develop the company's web server framework based on Ruby.
    • Oversaw the architecture of the eCommerce server. Created, tracked, and tested ticket development through project management tools.
    • Developed a high-speed eCommerce platform for OEM mobile phone companies. The number of orders generated per second exceeds 50,000.
    Technologies: Node.js, Ruby, PostgreSQL, CentOS, APIs, Redis, Software Testing, Software Analysis, HTML, HTML5, Back-end, SQL, Full-stack, Unit Testing, Sideqik, MySQL, jQuery, Memcached

Experience

  • MyFoodlink
    https://myfoodlink.com.au/

    Myfoodlink provides a fully hosted specialist online supermarket eCommerce platform for supermarkets and grocers. Myfoodlink can also help in website design and build, graphic design, sales and marketing, and shopping applications for smartphones.

  • Ezy Raise
    https://www.ezyraise.com

    Ezy Raise is a peer-to-peer fundraising platform provider, creating, maintaining, and supporting profiles for global charity organizations. Clients can customize the theme and feature and integrate third-party APIs (Fitbit, Garmin, etc.)

  • Lodex
    https://lodex.co/

    Lodex is an Australia-based fintech project that helps users to compare, save, and find a product among hundreds of financial institutions in Australia to suit users' needs.

    I was the principal engineer for Lodex and built the main structure of the front end and back end.

Skills

  • Languages

    Ruby, JavaScript, CSS, HTML5, HTML, SQL, Haml, GraphQL, Python, TypeScript
  • Frameworks

    Ruby on Rails (RoR), Ruby on Rails 4, Bootstrap, Capybara, Redux, Express.js, Tailwind CSS, Ember.js
  • Libraries/APIs

    React, Node.js, Backbone.js, EJS, jQuery, React Redux, Vue, Backbone.Marionette, Antd, Stripe
  • Tools

    RSpec, Git, GitHub, Webpack, Spree, Slack, Mocha, Zoom, Jira
  • Paradigms

    Unit Testing, Software Testing, Human-computer Interaction (HCI)
  • Platforms

    MacOS, Sideqik, Ubuntu Linux, Linux, CentOS, Ubuntu, Amazon Web Services (AWS), New Relic
  • Storage

    PostgreSQL, Redis, MySQL, MongoDB, Memcached
  • Other

    RESTful APIs, CSS5, Full-stack, Back-end, WebSockets, Full-stack Development, Software Engineering, APIs, SEO Tools, Software Analysis, Pub/Sub, Google Meet, Artificial Intelligence (AI), Perception, AWS, Planning

Education

  • Master's Degree in Computer Science
    2015 - 2017
    University of Wollongong - Wollongong, NSW, Australia

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