Director of Engineering 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. In the eight years I have worked at CallRail I have held basically every position in the engineering department.

Manage a department of four engineering teams, with 24 full-time engineers and four engineering managers.
Architected high performance, scalable views of CallRail data for large customers.
Designed reporting framework for storing reusable custom reports for marketing agencies.
Researched and lead implementation of third party billing platform to replace in-house legacy billing.
Lead major version upgrades for large Ruby on Rails systems.
Mentoring developers into senior and team leadership positions.
Updating development process for a large team, including management of feature roll-out.

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.

Justin Kronz

Experience