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Keith Zimmerman, SQL Developer in Minneapolis, MN, United States
Keith Zimmerman

SQL Developer in Minneapolis, MN, United States

Member since August 19, 2014
Keith is an experienced architect, developer, and modeler with superb communication skills and the ability to see a project through from beginning to end. He is equally comfortable with the rapid prototyping needs of startup companies and the Agile development workflow in larger teams.
Keith is now available for hire

Portfolio

Experience

  • SQL, 18 years
  • Java, 16 years
  • Oracle, 16 years
  • JavaScript, 13 years
  • REST, 10 years
  • Agile Software Development, 10 years
  • Node.js, 4 years
  • React, 2 years
Minneapolis, MN, United States

Availability

Part-time

Preferred Environment

Git, IntelliJ, Mac OS X, Jenkins, Atlassian

The most amazing...

...learning experience I had early in my career was in a performance benchmark project for a large retailer.

Employment

  • Freelance Developer

    2017 - PRESENT
    Yukon Solutions
    • Prototyped web applications using Node.js with Angular 2+ or React.
    • Taught junior developers the concepts behind front-end and back-end development.
    • Researched video delivery using HTTP Live Streaming for an e-learning project. Set up a Node.js Express server that served up static video segments and set up the proper mime types. Used Apple tools to break up videos into segments.
    Technologies: Node.js, Angular, React, HTTP Live Streaming
  • Lead Web Developer

    2015 - 2017
    ShopperTrak
    • Remotely led a small team of API developers based in Chicago. Promoted Agile patterns, including team-driven processes.
    • Used Node.js to communicate with existing web services and AWS RedShift data warehouse.
    • Documented all systems and processes in company's wiki in Confluence.
    • Started and maintained company initiative of using TeamCity CI for CI and CD.
    • Trained and mentored junior developers in all aspects of full-stack development, including unit testing, automation, coding conventions, design patterns, fundamental theory, and performance load testing.
    • Maintained Docker image for automated end-to-end testing in a browser.
    Technologies: Node.js, MongoDB
  • Web Development Contractor

    2012 - 2014
    Lifetouch
    • Built a new visual graphics editor using AngularJS and Grails.
    • Reverse-engineered an account management system into a new Grails web app with an Ext JS front-end.
    • Independently created a new CMS web application in Grails and refactored an existing JSF web application to use the CMS.
    • Worked in rapid development cycles with a cross-location team.
    • Converted a desktop-only website to a mobile single-page application using AngularJS.
    Technologies: Groovy/Grails, AngularJS, Ext JS, jQuery, Oracle
  • Manager, Web Development

    2008 - 2011
    Merrill Communications LLC
    • Managed a large (30+) development group for the DataSite web application, a leading virtual deal room provider.
    • Maintained and supported DataSite 6 while keeping as many developers focused on DataSite 7 as possible.
    • Enabled the team to lead themselves by employing managerial techniques influenced by Scrum and Kanban.
    • Led data clean-up and migration efforts for all data in the Oracle RDBMS.
    • Reviewed and created technical designs in Confluence and Gliffy.
    • Administered the JIRA project, including custom workflows and fields.
    • Created and managed all ISO 27001 controls for development.
    • Provided development direction with a focus on security and performance.
    Technologies: Java, Struts, Spring, Tomcat, Oracle, REST
  • Technical Lead, Web Development

    2007 - 2008
    Merrill Communications LLC
    • Designed and architected all development projects.
    • Led the project to internationalize a large web application, leveraging Struts and Ext JS.
    • Designed a data model, data migration plan, and login experience for single sign-on.
    • Facilitated project management with a remote UK translation team and prioritized development tasks.
    • Created development processes and documentation for IT general controls: SOX compliance and ISO 27001 compliance.
    • Administered all document sharing, collaboration, and bug tracking within Microsoft SharePoint.
    Technologies: Ext JS, JavaScript, Java, Struts, HTML
  • Web Development Consultant

    2005 - 2007
    Talent Software Services
    • Developed JavaScript UI controls before standard widget libraries were prevalent.
    • Made web services and service calls using SOAP and Apache Axis.
    • Designed a process for migrating all Oracle data to Unicode UTF-8.
    • Worked within a support rotation shift, where each developer would spend one week as the primary contact for production issues raised by customer support.
    • Rapidly implemented J2EE solutions within short development cycles.
    Technologies: HTML, Servlets, Java, JSPs, Struts, JavaScript
  • Web Development Consultant

    2004 - 2005
    Northrop Grumman
    • Maintained and enhanced an integrated USPS HR software system using Oracle and J2EE technology.
    • Became the team expert in J2EE, web services, MQ messaging, and Java Struts in a very short time while having little to no previous experience in each technology.
    • Augmented a J2EE web application that used Struts MVC and SOAP web services.
    • Repaired and modified a messaging system that used MQ Series and XML messages.
    • Fielded direct calls from clients during critical usage periods.
    Technologies: Oracle Forms, Oracle PL/SQL, J2EE, Struts, SOAP
  • Web Developer

    2000 - 2004
    Retek
    • Worked up from entry-level developing to leading a small sized (2-3 person) development group.
    • Built an integrated retail software system, RIB, using Oracle and J2EE technology.
    • Created user interfaces in RMS using Oracle Forms Developer 6i.
    • Integrated large retail applications using services and XML messaging.
    • Performance tuned code for high-volume databases using analysis tools such as tkprof and statspack.
    • Wrote helper scripts and file generators using Korn shell and Perl scripting.
    • Provided support and documentation to clients.
    Technologies: Oracle, Oracle Forms, Oracle PL/SQL, Oracle Pro*C

Experience

  • Prestige Portraits (Development)
    https://shop.prestigeportraits.com/shop/login.html

    An eCommerce website designed for high school seniors to purchase their senior portraits. I had sole responsibility for the creation of a new in-house content management system, leveraging product data from in-house merchandising system.

    Services provided: programming in Grails, J2EE and JQuery, performance monitoring, on-call support, and Oracle database analysis & scripting.

  • DataSite (Development)
    https://datasite.merrillcorp.com

    DataSite is the world's leading virtual deal room provider. DataSite provides a global, secure solution for hosting all kinds of content for deals and contracts. I managed and worked with the development team for DataSite, which required an intense focus on security and performance.

Skills

  • Languages

    SQL, JavaScript, HTML5, Java, Groovy, PHP, Perl, Ruby
  • Frameworks

    Grails, Spock, Bootstrap, Express.js, Angular, AngularJS, Apache Struts, Ext JS, Spring, Ruby on Rails (RoR), JUnit, Jasmine
  • Tools

    Bitbucket, IntelliJ IDEA, Confluence, Jira, GitHub, Trello, Subversion (SVN), Git, Eclipse IDE, Crucible
  • Paradigms

    MEAN Stack, Scrum, REST, Agile Software Development, Test-driven Development (TDD), Behavior-driven Development (BDD), Continuous Integration (CI), Responsive Web Design (RWD), Kanban
  • Platforms

    Oracle, Linux, Mac OS, Windows 7
  • Storage

    MongoDB, Oracle PL/SQL, JSON, MySQL, AWS S3, AWS DynamoDB
  • Libraries/APIs

    React, Node.js, jQuery
  • Other

    Data Modeling, Security, AJAX, Single-page Applications (SPA), HTTP Live Streaming (HLS), Mobile Web

Education

  • Bachelor's (with Honors) degree in Computer Science (minor: Speech/Communications)
    1996 - 2000
    University of Minnesota Institute of Technology - Minneapolis, MN
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