SUMMARY:

• An accomplished, results - driven Senior Software Engineer with demonstrated success in the design and development of both mobile Android and iPhone application and also ASP.NET MVC web applications and services.
• Over 15 years of software development experience encompassing software architecture design, Systems Analysis, web application & service development, mobile application development.
• Key strength learning and integrating new technologies into existing and new systems.
• Experience developing modern mobile application technologies: GPS, Google Maps API and Facebook API integration, Restful service integration.
• Proven ability to consistently meet project requirements in terms of functionality and timelines.
• Track record for delivering software applications with improved performance and scalability.

TECHNICAL EXPERTISE:

Development: Java, Android, C#, ASP.NET MVC and Web API, ASP.NET Entity Framework and Linq to Entities, NUnit, Confidential, Objective C on IOS, Javascript, JSON, AWS Lambda, DynamoDB,, C++, TCP/IP, UDP/IP, HTTP, SMTP, DNS

Software: Visual Studio, Eclipse, JIRA, Git, Subversion, XCode, Wowza Media Server, Amazon Web Services, Microsoft Azure

PROFESSIONAL EXPERIENCE:

Confidential

Responsibilities:

• Designed and developed backend applications to enable real time communications between veterinarian practices and pet owners using Confidential SMS and PubNub.
• The backend applications ran on AWS Lambda and EC2 with AWS DynamoDB for storage.
• Helped improve performance and reliability of older applications when they were ported to AWS.
• Using C# and .Net WebApi developed RestAPI to support mobile applications for pet parents to communicate with veterinarian practices.

Confidential

Android Developer

Responsibilities:

• Sole developer on mobile leadership training application for Know Your Soldiers Initiative, designed for distribution to approximately 300,000 soldiers and leaders in the Confidential .
• Worked with project manager and subcontrators to drive the scope and direction of the project.
• Evaluated program needs and requirements in order to architect mobile application from the ground up.
• Used Confidential ’s cross-platform features along with jQueryMobile to support both Android and iPhone mobile application development.
• Assisted with development of a responsive design website using JavaScript and jQuery, CSS3, HTML5 and in compliance with Section 508 and WCAG accessibility standards.

Confidential

Android Developer

Responsibilities:

• Architected and implemented the backend system for a video based job website.
• Built RestAPI using ASP.NET Web API used by Android, iPhone and web clients. MongoDB was used as the database.
• Microsoft’s Azure was used as the cloud service. Videos were stored in and directly streamed from Azure Storage.

Confidential

Android Developer

Responsibilities:

• Technical lead on a team of three developers building a social networking application.
• Responsible for reviewing and cleaning up an Android application that was developed through off-shore developers.
• Used standard design patterns to make the more extensible and maintable.
• Added Google Maps and Facebook integration.
• Developed a two Restful backend systems using ASP.NET Web Api.
• Architected a video streaming application using the Wowza media server that included iPhone, Android and web clients.
• Responsible for the implementation of the Restful ASP.NET backend service and the ASP.NET MVC web client.

Confidential

Android Developer

Responsibilities:

• Developed a location based social networking Android application.
• The application uses a Restful/JSON API to communicate with the back-end system where the location data is combined with Eventful data and Facebook’s social networking features to give users live event information about their surroundings.
• The application is also able to detect parties or gatherings of 2 or more users and then notify others users of the detected event.
• This application uses the DBScan clustering algorithm running in real time to detect the parties.
• Responsible for all parts of the system - Android client, C# middle tier, SqlServer backend/.NET Entity Framework, and communication with Facebook and other Restful web services.
• Also implemented an iPhone client though it is no longer available.

Confidential

Android Developer

Responsibilities:

• Developed a .NET web application for WMATA to monitor bus movements and detect when two or more buses on the same route are running behind schedule and provide status of the routes.
• Developed an application for the DC Public Library for the iPhone written in Objective C.
• The application connected through a web service to the library s online card catalog system to do book searches.
• Developed a web service to exchange user information between the DC Public Library and the DC Dept. of Recreation, written in C# and ASP.NET for a Microsoft SQL Server 2000 backend.
• Developed a suite of applications to track user movement using GPS and cell phones.
• The cell phone application was written in Java and ran on Blackberry smartphones.
• The GPS coordinates were sent to an ASP.NET backend which stored the data in SQL Server 2005. User movements were displayed in a browser page developed in ASP.NET.
• The pages exchanged data with the backend using AJAX and JSON.

Confidential, McLean, Virginia

Android Developer

Responsibilities:

• Technology startup focused on bringing corporate IT style support to small businesses and home office users.
• Designed and developed Vista applications using C# and WinForms. Applications used standard design patterns, multi threaded techniques and inter-process communication. Industry standard technologies such as web services, XML Schema and data to communicate with same machine services and backend systems.
• Independent contract software development on projects for small internet companies.
• Led technical review of an internet job website.
• Reviewed code base and database for security, reliability, scalability and maintainability issues.
• Made recommendations for improving C# and T-SQL code to bring it in line with Microsoft’s best practices.
• Made changes to the application based on these recommendations. Ported existing website from ASP.NET 1.1 to 2.0.

Confidential, McLean, Virginia

Senior Software Developer / Software Architect

Responsibilities:

• Designed, developed and maintained software for large-scale e-commerce web portal.
• Established systems architecture design.
• Developed application code in C# and ASP.NET on Microsoft Windows Server 2003 platform using multiple utilities including Visual Studio.NET, Visual SourceSafe and WCC’s Elise matching engine technology. Created new features and enhanced existing functionality.
• Contributed to full software development lifecycle including analysis, design, testing and implementation.
• Designed and developed scalable C# middleware to support web site user load with high levels of performance and availability.
• CareerBuilder, Incorporated Reston, Virginia
• Multi-million dollar online job board and career portal recognized as one of the leading sites for career and job information in direct competition with Monster.com and Hotjobs.com.

Senior Software Developer / Software Architect

Confidential

Responsibilities:

• Designed, developed and maintained software for large - scale e-commerce web portal. Established systems architecture design. Developed application code in C++ on Microsoft Windows NT 4.0 platform using multiple utilities including Visual C++, MFC and Visual SourceSafe. Created new features and enhanced existing functionality. Contributed to full software development lifecycle including analysis, design, testing and implementation. Utilized C++ exception handling system to resolve program errors. Recommended hardware upgrades based on user load to maintain systems performance and reliability. Mentored junior developers and performed program code audits.
• Designed scaleable, multi-threaded Microsoft Windows NT 4.0 applications in C++ that supported web site user load with high levels of performance and availability. Continuously upgraded, maintained and enhanced software to meet increasing demands of site traffic.
• Performed key role in early design of architecture as the 4th employee for the company. Developed software that helped site mature to leading job board with over 1 million monthly visitors.
• Developed Mega-Search application that enabled users to perform job searches across multiple job boards. Created software to extract, translate, store and reformat data based on user search criteria using C++, TCP/IP Winsock Library, HTTP, HTML, regular expressions, multiple threading and Microsoft Asynchronous IO.
• Developed template language similar to ASP using C++ and MKS Lex & Yacc. Utilized template language to streamline development of web user interface.
• Pioneered development of software that enhanced the management and periodic searching of career websites. Co-inventor on patents 5,978,768 and 6,370,510.