Joey Hennessey, React Developer in Arvada, CO, United States
Joey Hennessey

React Developer in Arvada, CO, United States

Member since June 14, 2019
Joey has been working to create high-quality single page applications for the last three years. He specializes in web technologies such as HTML, CSS, and JavaScript and has experience with multiple front end and back end JavaScript frameworks.
Joey is now available for hire


  • Nvidia
    gRPC, Angular, TypeScript
  • Vendavo Inc
    Azure DevOps, TFS, Redux, React, JavaScript, CSS, HTML
  • TapInfluence
    Express.js, Node.js, SQL, GraphQL, Redux, React, JavaScript



Arvada, CO, United States



Preferred Environment

WebStorm, TFS, Git, MacOS

The most amazing...

...component I've created from scratch was a drag-n-drop file structure tree which allowed for unlimited nesting, reordering, and was fully responsive.


  • Senior UI/UX Application Engineer

    2020 - PRESENT
    • Built a search tool for AI infrastructure human loop.
    Technologies: gRPC, Angular, TypeScript
  • Software Engineer

    2017 - 2020
    Vendavo Inc
    • Scaffolded the front end for admin console for cloud services team.
    • Participated in the complete redesign of CPQ Admin Console, worked with UX designers to maintain realistic goals based on technical limitations.
    • Participated in UX interviews with users to identify and resolve pain points in the current admin console implementation.
    • Built new admin console front end from scratch using modern technology to allow for as many different browsers and operating systems as possible to use the application, integrated with existing API layer.
    • Built a guided setup wizard to streamline some common use cases to save new users time and energy.
    Technologies: Azure DevOps, TFS, Redux, React, JavaScript, CSS, HTML
  • Software Engineer

    2016 - 2017
    • Created a new landing page system which used a PostgreSQL database and an s3 bucket to drive the images and links for quick searches on the platform.
    • Built the routing system on the search platform using react-router so that all searches were URL driven, allowing for saved and quick navigation.
    • Built a simple user interface for use by the data science team to test out their new features without using cURL or Postman.
    • Extended internal data science tool to a separate, customer-facing platform for creating smaller, less focused influencer marketing campaigns using React, React-Apollo, and GraphQL.
    • Learned React and Redux to work on the new search platform concept, the first foray into using React on the platform.
    Technologies: Express.js, Node.js, SQL, GraphQL, Redux, React, JavaScript


  • My Front End Boilerplate

    A boilerplate for React apps using React, Redux, WebPack, and PostCSS. All aspects configurable, nothing behind the scenes for the developer.

  • My Back End Boilerplate

    A boilerplate for quickly spinning up a Node.js back end using Express and Mongoose. Comes with three endpoints already, /signup and /login for authentication and /me to retrieve current user info. Includes schema and model for a user entity and middleware for checking the JSON web token


  • Languages

    JavaScript, HTML5, CSS3, HTML, CSS, TypeScript, SQL, GraphQL, SCSS
  • Frameworks

    Redux, Express.js, gRPC, Angular
  • Libraries/APIs

    React, Node.js, Redux-Saga
  • Tools

    Postman, Mongoose, Gulp, Git, TFS, WebStorm, React Apollo, PostCSS, Webpack
  • Other

    Software Development, Redux-observable, Front-end Development, Web Development, APIs
  • Paradigms

    Agile Workflow, Azure DevOps
  • Platforms

  • Storage

    MySQL, PostgreSQL, MongoDB


  • Bachelor's Degree in Integrative Physiology
    2009 - 2013
    University of Colorado - Boulder, CO


  • Certificate of Completion, MEAN Stack Web Development
    MARCH 2016 - PRESENT

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