David Walker

Implementing Sitecore, SharePoint and other Microsoft .NET centric technologies for multiple clients including many Fortune 500 companies.

Broad range of responsibilities from management of software development of over 15+ full time and contract developers and database administrators delivering multiple simultaneous projects, software development environment, hosting facility management, candidate interviews, code reviews, technical architecture, initiating and finalizing Microsoft partnership and actual development of high traffic web sites utilizing multiple enterprise content management systems.

Vital member of a global team working in a very versatile and dynamic environment, focusing on system architecture and application management of over 600 applications on 300 servers, utilizing a broad range of technologies: ASP, .NET, Cold Fusion, Java, WebLogic, Oracle 10g PL-SQL, SQL Server TSQL.

Contract position with a very high end interactive multimedia media company that develops high profile and high traffic web sites (6 of the top 10 per MSN) utilizing ASP.NET C# applications with SQL Server 2000 TSQL Stored Procedures and Triggers. * Increased site reliability and scalability of the most problematic web applications efficiently and effectively. * 24 Hour transaction processing web application dependability and maintainability processing over $200,000 per month.

Developed mission critical banking systems using ASP.NET 90% C# and 10% VB.NET, SQL 2000 TSQL and Visual Studio.NET 2003. Replaced BizTalk 2000 and MSMQ with C# Windows Service. • Refactored existing code reducing processing time by 400%. • Saved $10,000+ in BizTalk licensing by architecting/developing a very extensible framework utilized in 24x7 operations. • Architected/Developed company’s first smart client application, .NET 1.1 web services backend, .NET 2.0 beta front end.

Lead developer in several projects, including: an ASP.NET implementation of a large HIPAA compliant multi-user psychiatric web application helping doctors and patients communicate. A real time VB6 application. * Managed multiple projects for a large variety of clients successfully throughout the full Software Development Life Cycle. * Transitioned easily to VB.NET and C# while developing and architecting multiple ASP.NET and WinForm applications.

Managed multiple projects for a large variety of clients successfully throughout the full Software Development Life Cycle.

Utilize leadership and technical skills overseeing a team of developers in the design, development, maintenance, distribution and customization of several applications distributed and sold directly and through reseller channels as a large suite of Intranet Applications under the trade name KnowledgeGEAR; all applications developed using ASP connecting to Microsoft SQL Server and/or Oracle, Install Shield, completed Help system prototypes using Microsoft HTML Help, WebHELP, and WinHELP systems using RoboOffi

Lead design, development, and maintenance of large mission critical corporate Intranet Apps with accountability for initiating projects using notepad and publishing with Front Page using ASP and SQL Server 6.5 utilizing many TSQL stored procedures, triggers, and user defined functions, including a Business Days and Business Hours calculation between two date and times taking into account company holidays. I created a VB 6 and Crystal Reports windows app that gave the end user the ability to run their own re

Designed, developed and maintained large mission critical Internet, Intranet, and Extranet applications using notepad, MS Front Page, Visual InterDev, and HAHT with MS Access 95-97, Oracle 7.2, and MS SQL Server 6.5. This included: corporate records management, knowledge management, web portal, employee directory, group scheduling, messaging, online-conferencing, forms, and knowledge base. I created, maintained and administered several Oracle 7.2 PL-SQL stored procedures and triggers. I developed a dynamic

Design/development team of several distributed multi-tier windows applications to achieve scheduling requirements of the U.S. Air Force, using VB 3-5, Delphi 2-3, ASP, and Oracle 7.1 PL-SQL stored procedures.Developed several Internet, Intranet, and Extranet applications using Access 95-97, Oracle, & MS SQL Server TSQL including: employee handbook, phone directory, document repository, group scheduling, messaging, online-conferencing, forums, knowledge base, application release notification, etc.

Developed several multi-user applications with Microsoft Access v2 and v7 using Visual Basic for Applications and SQL. • Architected improvement of processing algorithm which increased efficiency and reduced processing time by over 90%.

Served on a three-member team answering technical migration questions in a call-center environment. I designed websites using HTML, CGI and Perl. Was a Key Temporary Personel Contractor.

Performed medical billing including skip tracing, insurance claims processing, CPT coding, Medicaid/Medicare billing, workers’ compensation, etc. as well as computer support tasks. QNX and HP system backup and nightly jobs.