SUMMARY:

• Senior UI engineer with over 20 years of experience including Web applicationdevelopment and architecture, Ajax, JavaScript and CSS frameworks,object - oriented design, charting, mapping and data visualization.
• Able to work with no supervision or as a team member.

TECHNICAL SKILLS:

SYSTE: MSmacOS, Windows, Linux

SERVERS: WebSphere 6.1, WebLogic 8.x, Lotus Domino 7.0, MS SQL Server 8.0, XAMPP

SOFTWARE: React, Redux, MobX, Node, npm, Webpack, Babel, Dojo, jQuery, jQuery UIExt JS 3/4/5/6, Sencha Cmd, RequireJS, Backbone, Underscore, lodashHighcharts, Highstock, Bootstrap, Rapha l, Prototype, OpenLayers, ModernizrBazaarvoice, IntelliJ IDEA, Firebug, Chrome DevTools, CVS, Subversion, Jira, Git

LANGUAGES: JavaScript (ES5/6/7), CoffeeScript, Java, XML, XSLT, HTML5, CSS3, AjaxDOM, JSON, JSONP, SVG, Canvas

PROFESSIONAL EXPERIENCE:

Confidential

Product developer

Responsibilities:

• Fixed defects in the Sagacity Ext JS application and created a complex form for editing database fields.
• Utilized Ext JS 6.0.2, Highcharts 4, Sencha Cmd in a Windows environment

Confidential

Lead Ext JS developer (contractor)

Responsibilities:

• Re-architected and upgraded the WebOE Ext JS application for account management, order entry and logging, quoting and charting capabilities.
• Developed several hundred Ext JS classes and trained team members.
• Added localization for English, Spanish, Japanese and Chinese users.
• Utilized Ext JS 3.4 / 6.0.2, MVVM, Sencha Cmd, jQuery and HTML5 in a mixed Windows and Mac environment.

Confidential

UI Architect / Lead Ext JS developer (contractor)

Responsibilities:

• Architected and developed a graphical dashboard of the major measures for variation and margin for making more informed risk management decisions.
• Added charts displaying the amount that the firm is at, above or below their tolerance with colors and gradients showing the severity of the relation of the amount to the set tolerance levels for the firm.
• Enabled users to drill into more detailed data to find the reasons for the decreased on increased amounts.
• Utilized Ext JS 5.1, Sencha Charts, Sencha Cmd, OO JavaScript and HTML5 in a mixed Windows and Mac environment.

Confidential

Senior JavaScript developer (contractor)

Responsibilities:

• Developed a cutting-edge learning platform to deliver students and faculty an enhanced English language learning experience.
• Created a number of complex Backbone.js components, provided support an enhanced English language learning experience.
• Utilized HTML5, JavaScript MVC pattern, jQuery, RequireJS and Backbone using GitHub in a mixed Windows and Mac environment.

Confidential

Senior Web Developer (contractor)

Responsibilities:

• Oversaw contract developers working on a retirement Web application.
• Created an interactive help system for the application.
• Utilized Ajax, MVC, Ext JS 4.1 and Ext.direct.

Confidential

Lead Web Developer / UI Architect (contractor)

Responsibilities:

• Architected and developed a store layout Web drawing application.
• Utilized Ajax, MVC, Ext JS 4.1, Sencha Touch 2.0, jQuery and Raphaël.

Confidential

Senior Web Developer (contractor)

Responsibilities:

• Maintained the FleetView Web application providing detailed reporting and data access for fleet management functions.
• Designed and implemented a complex Ext JS tree component for selecting company division information.

Confidential

Lead Web Developer / UI Architect (contractor)

Responsibilities:

• Designed and implemented a UI for an inventory metric dashboard including grids, tree grids, sparklines and interactive charts to visualize the inventory data.
• Utilized Ajax, OO JavaScript, RequireJS, jQuery, jQuery UI, jQuery pluginsand the Highcharts charting library.

Confidential

Senior Web Developer (contractor)

Responsibilities:

• Enabled customer reviews by integrating the Bazaarvoice Ratings and Reviews product with Confidential .com. Dramatically increased natural search results and improved online sales.
• Improved Confidential .com cross-browser support and Section 508 compliance.

Confidential

Senior Ajax / UI Developer (contractor)

Responsibilities:

• Designed and developed a cross-browser user interface for a highly interactive tool for setting up complex template-based report parameters. Utilized state-of-the-art user interface technologies including Dojo toolkit, custom widgets, object-oriented design, JavaScript, Ajax and JSON.
• Analyzed code base, reviewed functional requirements and updated existing libraries, fixed defects to ensure cross-browser compatibility.

Confidential

Senior Ajax Engineer / UI Architect

Responsibilities:

• Utilized the latest in Ajax technology to create low-latency online mapping applications and admin tools. Slippymap differs from others through its unique use of unobtrusive JavaScript and XML data islands. Unlike the APIs of Yahoo, Google and MapQuest which rely on the more complicated and highly visible JavaScript coding, Slippymap’s functionality allows customers to create geospatial applications with simple HTML and CSS.
• Developed the Ajax Client Engine (ACE) based on the Prototype and Scriptaculous open source JavaScript libraries.
• Implemented a custom analytics module to research usage trends and user interests.

Confidential

Software Engineer

Responsibilities:

• Developed and provided technical support to TDSxpress - a workflow approval system using IBM Domino, JavaScript, Prototype framework, Ajax, XML and Oracle.