Jeffrey Warrington Email & Phone Number

Arvada, Co, Us

San Francisco Bay Area

Senior Drupal developer and informal team lead for a high traffic website built on Drupal.* Developed numerous custom modules using all manners of Drupal APIs such as Database, Entity, Form, Migrate, and Event Subscriber APIs,and plugins including Blocks, Queue Workers, Validation Constraints, etc.* Managed multiple Drupal content and configuration migrations from Drupal 5 to 6, Drupal 6 to 7, and Drupal 7 to 9 including implementing a daily from the ground up build and migrate system.* Co-lead developer of external API using node.js, MongoDB, and Redis. This API syncs content from Drupal to the node.js API and has generated millions of dollars in revenue annually.* Led implementation of multilingual support to the Drupal site, adding Spanish as an additional language.* Implemented full content moderation workflows in Drupal for the editorial team.* Lead developer on Solr search backend integration between Drupal and Solr.* Implemented unit testing on the Drupal sites using PHPUnit and unit and integration testing for the node.js API using mocha.* Developed front end performance measurement and monitoring system using Sitespeed.io and Lighthouse.* Consulted on architecture design and performed code reviews for projects developed by junior engineers.* Maintained and updated Drupal core and contributed modules for the team to keep the site secure and up to date using Composer.* Implemented and enforced Drupal and node.js coding standards and best practices including use of linting tools such as phpcs and eslint.* Managed transition of website hosting to Acquia and subsequently to Pantheon hosting providers.* Experience with the Drupal command line tool Drush as well as the Pantheon command line tool Terminus.* Experience with creating and managing Docker containers.* Experience with JavaScript up to and including ES2020 language features.

Beijing, China

IT jack-of-all-trades for a English-language media company in Beijing.www.thebeijinger.comwww.beijing-kids.com* Developed and maintained multiple Drupal based websites serving the English speaking expat community of Beijing.* Drupal case study writeup: https://www.drupal.org/node/357715* Developed a number of custom Drupal modules some of which were contributed to drupal.org. Took over project maintenance of Drupal modules and provided patches for a number of Drupal modules.* Managed user and content migration to Drupal from several legacy systems including phpBB, b2evolution and Coppermine* Developed custom in-house software to manage a directory of arts, entertainment, restaurants, nightlife, and shopping venues using the Symfony PHP framework.* Integrated Apache Solr search with Drupal for improved search results* Performed all database administration tasks for multiple MySQL and PostgresSQL servers.* Performed all system administration tasks for multiple Debian and CentOS Linux servers including setting up IMAP mail servers, Samba disk shares, Squid proxy servers and a tape backup system.* Managed multiple office network and desktops for over 70 users.

San Francisco Bay Area

The company I was at previously - GetRelevant - was bought by Lycos, Inc (Terra Lycos at the time). My role at Lycos was the same as at GetRelevant and details of my work at Lycos are the same as those listed for my employment at GetRelevant.

San Francisco Bay Area

Primary developer of marketing lead generation PHP web application with over five years as a production environment enterprise application running on Apache on FreeBSD and Linux.* Installed and configured company wide system monitoring tool including automated incident response actions.* Built and maintained all webserver images (FreeBSD & GNU/Linux) including application builds.* Performed all system administration tasks over the final three years of employment.

San Francisco Bay Area

Performed in-depth testing of user interface and calculation engine for an in-house leasing analysis application.* Construction of leverage lease cases used to regression test the application calculation engine. Involved programmatic analysis of financial instruments, built with a custom Excel/VBA-like function set.* Maintenance of bug database, assessing severity and nature of application bugs and assigning to appropriate developers.* Generalized user interface testing.

San Francisco Bay Area

Worked with the Quantitative Consulting Group, performing asset/liability studies, equity and fixed-income manager structure analysis and equity style attribution analysis. (12/1995 - 08/1998)* Modeling of pension fund liabilities using a combination of in-house and third-party software and the plan actuarial valuation. Performed asset allocation analysis, creating and analyzing efficient portfolio mixes to match liabilities.* Examination of individual manager and total portfolio style characteristics using Sharpe returns-based style attribution analysis as well as performance measurement data and portfolio characteristics.Prior to joining the Quantitative Consulting Group, I worked as a performance measurement specialist within the Client Report Services department. I was responsible for eleven accounts with total assets over $4 billion. (01/1994 - 12/1995)* Calculation of portfolio performance for client accounts. Production of investment measurement reports, comparing fund performance to benchmarks and appropriate peer universes.* Training and continuing education of co-workers.

Bachelors, Economics

Activities and Societies: Phi Delta Theta

Mandarin Chinese