John Allen

Professional Experience

Front End Developer at Groundworks
May 2020

  • Migrated all company sites and setup continuous deployment & code review procedures
  • Wrote documentation for sites and future company processes
  • Worked with external vendors to codify processes

Sr. Developer at Hennessey Digital
May 2015 - February 2020

  • Worked with and managed on-shore and off-shore developers to ensure projects were completed on time and to the highest of standards
  • Developed websites for clients across a wide range of industries
  • Converted sites built on proprietary CMS to WordPress
  • Ensured sites followed WCAG accessibility guidelines where appropriate
  • Worked to develop content QA and publishing methods for the company and clients
  • Coordinated with PPC vendors to ensure proper tracking was in place
  • Implemented various A/B conversion optimization tests
  • Performed technical SEO audits and fixed on-site issues discovered

Front End Web Developer at Chesapeake Bay Internet Associates
2013 – 2018

  • Converted legacy sites to responsive ones
  • Built custom WordPress themes for a variety of small businesses
  • Wrote instruction/website usage manuals for clients
  • Optimized existing sites for performance

Front End Developer at Branded4Good
May 2015 - June 2016

  • Built websites for non-profit organizations in southern California
  • Performed website maintenance and content additions
  • Built plugins to facilitate ease of use for disabled users



  • HTML
  • CSS (SCSS)
  • Javascript
  • PHP


  • Adobe Photoshop
  • Adobe Illustrator
  • Screaming Frog Site Crawler
  • VS Code
  • Microsoft Office Suite
  • Google Apps


  • Version Control (Git)
  • WebPack / Gulp
  • WordPress
  • React/Vue (Basic)
  • AWS / Google Cloud (Basic)
  • SEMRush/AHrefs

Notable Projects


Professional Studies Certificate in Trumpet Performance, 2013-2015

The Colburn School, Los Angeles, CA

Master of Music in Trumpet Performance, 2011-2013

Yale University, New Haven, CT

Bachelor of Music with honors, summa cum laude, 2007-2011

Major: Trumpet Performance
Minor: Computer Technology and Applications
The University of Alabama, Tuscaloosa, AL

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