Justin Kronz

of Atlanta, Georgia

  • jkronz@gmail.com
  • 404-334-5432


Principle Software Enginner at CallRail

Febuary 2015 — Present

CallRail provides real time phone call tracking, recording, and analytics to help small and medium size businesses identify their most successful marketing channels.

  • Research local calling area data to purchase the most useful phone numbers for CallRail phone number inventory.
  • Built complex interactive feature for managing subscriptions to call and text message alerts.
  • Added new reporting to track calls by keyword and source.

Senior Developer at Scoutmob

October 2013 — February 2015

Scoutmob supports local makers through a marketplace of curated goods and a mobile app providing deals for local small businesses.

  • Built new features for Scoutmob Shoppe marketplace; including gift cards and user wish lists.
  • Redesigned and upgraded Scoutmob artist management portal.
  • Updated customer service systems for managing returns and exchanges.
  • Built a completely redesigned checkout flow for the marketplace.
  • Lots of reporting features to manage Scoutmob artist operations.

Lead Application Developer at Lucena Research

September 2012 — September 2013

Lucena Research provides scientific decision support using machine learning algorithms for investment fund managers.

  • Lead developer for QuantDesk, a single-page Backbone.js application. The application includes custom charting using Highcharts and D3.js.
  • Lead developer for Lucena Account Portal, the account management application for Lucena Research.
  • Created software development and release process for Lucena engineering teams.
  • Worked with API team to design backend API systems.

Senior Developer at Vitrue, acquired by Oracle July 2012

February 2011 — September 2012

Vitrue provides a web-based social media management platform for brand marketers.

  • Built new client user and group management application to unify Vitrue's existing products under a single sign-on system, creating a central location for complete permission management for social assets.
  • Led development team building extendable modules for Vitrue's Social Content Management application.
  • Led development team for Vitrue's Social Campaign application, delivering easy to configure contest modules for social media marketing campaigns.
  • Built back-end system to integrate Vitrue's Social Campaign application with Oracle's customer relationship management platform.
  • Developed coupon redemption system for large social campaign giveaways.

Senior Developer at MFG.com

March 2010 — February 2011

MFG.com is an online manufacturing marketplace where engineers can seek suppliers to manufacture parts.

  • Designed, built and maintained MFG.com online manufacturing marketplace in Java, with Spring MVC Framework, JSPs, and Spring DAO.
  • Re-architected existing MFG.com front-end code using Apache Tiles to replace existing custom JSP templating code.
  • Designed and implemented a quick registration system using the jQuery JavaScript library and lightweight JSPs to increase customer sign-ups.
  • Created a new customer search application using HTML 5 and Endeca's Faceted Search system.

Senior Developer at Objectware Inc., acquired by Bridgeline Digital

May 2006 — March 2010

Bridgeline Digital develops custom web applications for workflow and inventory management.

  • Created custom object-oriented web software solutions in Java, using the Struts Application Framework, JSPs, Hibernate ORM and Spring's database template system for third party clients.
  • Developed reflective abstract Java actions to eliminate redundant coding for creating, searching and deleting business objects.
  • Participated in requirements gathering, budget creation, application design, coding and testing.
  • Interacted with clients daily to update project status and discuss new feature requests.


Georgia Tech, Bachelor of Science in Computer Science, 2006

Languages / Tools / Concepts / Buzzwords

Ruby, Rails, RSpec, CoffeeScript, JavaScript, Backbone.js, Jasmine, jQuery, WebSockets, D3.js, Highcharts, Bootstrap, Agile, Scrum, Postgres, SQL, REST, JSON, AJAX, Redis, Thin, Nginx, git, GitHub