Zach Ahn


Software Engineer

Software Engineer

Handy Technologies

Jan 2016 to Present.

  • Integrated our application with two retailers, one by building an order transaction processor, and another by updating our internal voucher system

  • Upgraded our large primary Rails 3.2 monolith application to Rails 4.0, along with other various incompatible libraries

  • Built the ability to pair a booking to a provider, and to easily add new heuristics for finding the best providers for a given job

  • Automated activation and approval of new providers, and normalized supply of new provider applications



Aug 2014 to Aug 2015.

May 2012 to Aug 2012.

  • Built an asset precompiler for fingerprinting, compressing, and compiling assets for improved site performance

  • Reworked the build process in order that unmodified files would not be recompiled to save developer and deployment time

Software Engineer

HMCC Webteam

May 2013 to Sept 2015.

May 2011 to Dec 2011.

  • Ticketed and assigned tasks to team members, and encouraged collaborating, testing, and linting

  • Assessed usage requirements and determined structure, data models, URL schemas of Ruby on Rails application

  • Streamlined developer onboarding and eased development by creating and setting up internal tools using Vagrant, Puppet, Bash, and git hooks


Competing Values

Oct 2012 to Aug 2014.

  • Wrote a self-assessment application using Ruby on Rails for medical students to assess their strengths in the context of the healthcare field

  • Collaborated with a designer to create a responsive WordPress theme and customizable widgets for using PHP and Twitter Bootstrap

  • Migrated self-hosted email, DNS, and web applications from a dedicated server onto multiple services and platforms to decrease costs and improve reliability

Skills & Interests

  • Interested in software architecture, maintaining and refactoring legacy software
  • Interested in Rust as well as functional languages like Haskell
  • Experienced with Rails 3.2 and onward in both large and small codebases. Well acquainted with HTML/CSS/JS although frontend isn't currently a focus


Univeristy of Michigan - Ann Arbor
College of Engineering
BSE Computer Science
Class of 2014


  • Ruby/Ruby on Rails
  • JavaScript/jQuery/Node.js/React
  • SQL (MySQL, PostgreSQL)
  • C++

Zach Ahn

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