Résumé

In charge of the Rails backend application
Built and maintain the payments integration that processes millions of dollars a year for egghead
Integrated SAML for our enterprise customers
Work with a small team of junior developers on building and maintaining the backend application

Okapi, Ann Arbor, MI

Part-time CTO for a small software development shop specializing in government training software
Consulted on a Docker deployment project
Assisted getting a PHP application up and running on three different PaaS hosts

Kongregate, Portland OR

Maintain and optimize one of the largest and oldest Ruby on Rails applications in existence. Kongregate receives over 10 million visits per month across more than 60,000 free-to-play single- and multiplayer games.
Work across the entire stack, from MySQL query optimization to Ruby and Node.js background jobs to front-end HTML, Javascript and CSS.
Implemented a lapsed-gamer mailer with customized messages for every user which increased retention by ~5%.
Debugged and fixed some thorny EC2 / SSH bugs
Daily work on tasks using Pivotal Tracker, GitHub, and the Jenkins continuous integration server.

Emma, Portland OR

Ported the audience management system of Emma, including mailing list management, audience searches, administration, and sending mail into a REST service in Python, PostgreSQL and Redis.
Built a search engine that consumes a JSON search description, builds an equivalent SQL query, and executes the query on a sharded PostgreSQL database system. This is used for filtering all requests that come into the audience REST service.
Worked with and extended a large Django application that forms the front-end of Emma's email marketing service.

Rentrak, Portland OR

Designed, developed, and deployed two different demographics systems for linear television that have set the direction of all future demographics systems at Rentrak. These systems overlay postal- and household-level segmentation on top of hundreds of billions of television view transactions.
Developed a SQL-like language that compiles to C++ using Perl and Parse::RecDescent to enable internal users to query the view repository.
Designed a new product from scratch with another developer focusing on the backend data processing. Built a DSL-like system within Perl for succinct summary table definition which allows developers to create new summary tables quickly and with very low maintenance overhead.
Wrote one-time and repeatable data extraction and analysis programs for the CIO and the research department to better understand hundreds of billions of television view transactions.

Mastering Modern Payments, a book about integrating Stripe payments with Rails.
Twitter Fiction Reader, a curated archive of fictional twitter accounts. Simple Sinatra application.
Docverter, an open source document conversion web service.
petekeen.net, my personal programming and tech related blog. Recently converted to a simple Sinatra application.

Computer Science Minor
University of Wisconsin - Whitewater
Graduated December 2006