Antonin Januska, Software Developer in Boulder, CO, United States
Antonin Januska

Software Developer in Boulder, CO, United States

Member since March 4, 2020
Antonin is a versatile full-stack developer with a strong JavaScript background. He has built entire products from scratch in Node.js, React, Angular, and other popular JavaScript technologies. He also comes from a PHP background with WordPress proficiency and has experience building APIs with Elixir/Phoenix.
Antonin is now available for hire


  • Landdox
    PostgreSQL, OCR, Angular, AngularJS, React, Phoenix, Elixir, Node.js
  • Freelance
    React, AngularJS, WordPress, Node.js, Adobe Photoshop, Adobe Illustrator
  • ZURB
    Gulp.js, Sass, AngularJS, JavaScript



Boulder, CO, United States



Preferred Environment

Tmux, Linux, Vim Text Editor, VS Code, Adobe Illustrator, Adobe Photoshop

The most amazing...

...thing I've developed was a land management system as a sole and later senior developer that grew as a product to serve enterprise-level businesses.


  • Senior Engineer

    2015 - PRESENT
    • Built a front-end single page application in AngularJS and spear-headed efforts to migrate and hybridize into an Angular application and then worked to rewrite the application from scratch in React+Redux.
    • Decided on the stack, streamlined the dev workflow, worked on performance, and created a comprehensive test suite and a collaboration protocol. Developed application architecture.
    • Managed project development and momentum as well as hiring for the team in the initial years of the startup.
    Technologies: PostgreSQL, OCR, Angular, AngularJS, React, Phoenix, Elixir, Node.js
  • Full-stack Development and Design

    2005 - PRESENT
    • Speedily converted Photoshop and Illustrator designs to WordPress websites and implemented a performant workflow for the process.
    • Designed numerous websites for small businesses and converted those into WordPress websites.
    • Oversaw the deployment of web properties to servers.
    • Developed sites in Wix, SquareSpace, and Webflow for small businesses to showcase their portfolios and services as well as empower them to make their own content updates.
    Technologies: React, AngularJS, WordPress, Node.js, Adobe Photoshop, Adobe Illustrator
  • AngularJS Consultant

    2014 - 2015
    • Built out the AngularJS side of an open-source product called "Foundation for Apps."
    • Helped manage the open-source aspect of "Foundation for Apps."
    • Worked on the popular Foundation CSS framework for bug fixing and bug triage.
    Technologies: Gulp.js, Sass, AngularJS, JavaScript
  • Applications Developer

    2013 - 2014
    Consumer Media Network
    • Developed an email remarketing aspect to the lead generation funnel.
    • Developed high-performance APIs and front-ends to serve data to millions of users.
    • Developed and tuned existing lead generation engine to increase conversion rates as well as performance.
    Technologies: Ansible, Puppet, Chef, Vagrant, Ruby on Rails (RoR), Ruby, Node.js, Symfony, PHP, AngularJS
  • Lead Developer

    2012 - 2013
    • Developed an internal set of tooling for others on the team to use.
    • Managed project development from start to finish as well as tracked feature development.
    • Utilized UX and UI popular design principles to improve application experience.
    Technologies: PostgreSQL, Knockout.js, Sass, Laravel, PHP
  • Front-end Developer

    2012 - 2012
    • Developed a link-sharing feature with preview fetching for a social network.
    • Established CSS architecture and patterns for others to follow.
    • Developed a link preview aspect of a link-sharing social network.
    Technologies: CSS, Knockout.js, C#
  • Director of Development

    2011 - 2012
    Adhere Creative
    • Developed and streamlined a WordPress development flow to increase productivity.
    • Designed and presented website and logo designs for various companies in their rebranding process.
    • Implemented up-to-date search engine optimization recommendations on WordPress sites and streamlined the SEO process for new projects.
    • Implemented website designs in Hubspot -- a low-code, marketing-first CMS that allows users to easily update content on their own.
    Technologies: Adobe Illustrator, HubSpot, CSS, WordPress, PHP


  • Hydra

    A Node.js API back end that accessed and served multiple vast datasets (government data as well as custom-gathered data) that front-end developers could utilize to create rich and interactive applications. With heavy caching, it was able to support millions of users every month.

  • Tseczka Framework

    A WordPress and CSS framework I developed in order to rapidly develop client projects as well as rapidly convert Photoshop/Illustrator files into premium WordPress websites. It handled everything from having a CSS framework to being SEO-compliant

  • Ng-Redux

    I took over active development and open source community management for ng-redux, an AngularJS wrapper for Redux. I rewrote majority of the code to provide more flexibility to redux/angularjs users and was able to collaborate with other developers in order to increase the quality of the project

  • Foundation for Apps

    I developed an AngularJS architecture for this rapid application prototyping framework. I collaborated with Zurb's best designers to create an easy-to-use toolkit for designers to build interactive AngularJS prototypes that could also be used by developers to further build on.

  • Tech.Pro

    A social media website for developers to chat, ask questions, and look for work. I worked on an initial link-sharing feature and feed similar to how Reddit or HackerNews work which included backend work for storing the data, tagging, implementing search, and scraping submitted sites to retrieve an image, description, title, and other data for displaying to users utilizing C#.

    I also worked on the voting part of the feature, structuring CSS for the entire site, and building KnockoutJS views to display the feed and the data.

  • PUCL Podcast Website

    A niche podcast website that I fully redesigned from scratch, built in WordPress with a custom SASS/CSS framework I wrote on top of a custom WP theme, and deployed to a Digital Ocean server I created and supported for several years.

    I worked on solving UI issues and performance problems present in the previous iteration to provide the best experience for visiting users.


  • Languages

    CSS, Elixir, Sass, PHP, JavaScript, Ruby, C#, GraphQL
  • Frameworks

    Bootstrap, Redux, Angular, Phoenix, AngularJS, Symfony, Ruby on Rails (RoR), Laravel, Knockout.js
  • Libraries/APIs

    Node.js, React
  • Tools

    Adobe Photoshop, Adobe Illustrator, VS Code, Vim Text Editor, Tmux, Gulp.js, Vagrant, Chef, Puppet, Ansible
  • Platforms

    WordPress, Linux
  • Storage

  • Other

    OCR, HubSpot


  • Bachelor's degree in Computer Science, Physics, and Math
    2010 - 2012
    University of Houston - Houston, TX

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