Martin O’Brien Johnson Ÿ 703-677-2953 Ÿ Ÿ





Leidos Vienna, VA, January 2018 – Present

Software Engineer


·       Developing web portal for the Department of Veterans Affairs (VA) for doctors and nurses examining veterans.

o   Back-End Web Development with Ruby on Rails, HAML and PostegreSQL.

o   Front-End Web Development with JavaScript, jQuery and Foundation.

o   Deployed on AWS.

o   Workflow management with Jira, Bitbucket and SourceTree.

o   Testing with RSpec and Rubocop.

o   Collaborating with VA, UX/UI Developers, Business Analysts, QA and DevOps.


CALIBRE Alexandria, VA, March 2015 – December 2017

Programmer III, Systems Analyst II


·       Developed and implemented requirements by analyzing U.S. Army logistical mainframe programs and analyst analysis processes for conversion to web application.

o   Front-End Web Development with Marionette and Backbone front-end frameworks, along with Backgrid, Less and Bootstrap.

o   Back-End Web Development with xnlogic Ruby framework for Neo4j NoSQL Property Graph Database.


Marquez, Hall and Johnson and G. L. Marquez & Associates Gainesville, FL, 1992 – 1996

GIS Project Manager, GIS Developer


·       Designed and developed countywide Geographic Information System (GIS) implementation for Sumter County, FL: Involved programming applications in both LISP and ARC/INFO for assigning street addresses, building topology and importing/exporting.



Docker, Sinatra, API Integration, JSON, HTML5, CSS3, Sass, AJAX, Underscore, Handlebars, D3, C3, Sigma, Require, rr, Jasmine, Git, and Heroku.



ADTEK Engineers Fairfax, VA, 2007 – 2010

Civil Engineering Department Manager


William H. Gordon Associates Chantilly, VA, 1999 – 2007

Director of Engineering


Marquez, Hall and Johnson and G. L. Marquez & Associates Gainesville, FL, 1986 – 1997

Department Manager, Project Manager, Project Engineer



General Assembly Washington, DC

Web Development Immersive, November 2014

Back End Web Development, July 2014

University of Florida Gainesville, FL

Bachelor of Science in Civil Engineering, 1999



University of Florida

05/99 BSCE