C#, VB.NET, Sql Server .Net, Oracle

Donald J. Diston

Expertise Summary

• ** + years of experience in analysis, design and development of client/server, web based and N-

tier applications.

• Expert in developing windows applications and web applications utilizing full SDLC lifecycle for

application enhancements.

• 8 + years of experience in development of client/server applications utilizing PowerBuilder.

• Extensive knowledge and experience in designing, developing, and testing of

Business/Commercial Applications using Visual Studio .NET 2010/2008/2005, Entity Framework,

Visual C# (5 years), VB.NET (7 years), VB6, ASP.NET 4.0/3.5/2.0 (10 years), ADO.NET, Windows

8.1, and SQL Server, Oracle, Microsoft Source Safe and Team Foundation Server, DTS.

• Experience in ADO.NET objects such as SQL Connection Object, SQL Command Object, Data

Reader Object, Dataset Object and Data Adapter Object. Developed Stored Procedures, Triggers

and development of Database Objects using T-SQL in SQL Server, Data Modeling Software

experience.

• Extensive experience in developing implementing the concept of Object Oriented Design &

Programming (OOD/P) Concepts including Inheritance, Abstraction and Polymorphism.

• Generated reports using Crystal Reports Reporting Tools utilizing Visual Studio 2005/2008/2010.

Education:

Associates Arts degree, Business Information Systems,Orange Coast College, Costa Mesa, CA

Technical Skill Set:

Microsoft Technologies: Microsoft .NET Framework 4.5/4.0/3.5/3.0/2.0, ADO.Net, Microsoft

Expression Blend, Silverlight 4 and 5 and Windows 8.1.

Programming Languages: C#, VB.NET, VB6. IIS, HTML5, JavaScript, CSS, XML, XAML

Limited knowledge of: MVC4, MVC5, JQuery, WCF, Web Services, AJAX, JavaScript, LINQ,

Sharepoint, WPF

Nov 2006 – Present Triple D Computer Business Solutions, Buckannon, WV

.NET Developer

• Currently working on a re-write of the office management system utilizing Visual Studio

2010 C# and SQL Server 2008R2 database as a Web Application. Designing and development of

client/server, web based and n-tier applications. Also developing windows applications in

Winforms, web applications, SOA. Have been using IIS 7/8 for more that a year.

• Develop medical office management system utilizing windows forms, SQL Server and

Visual Studio 2005/2008, Report development in Crystal Reports.

• Development of office contact tracking systems utilizing windows forms, SQL Server and

Visual Basic 2005/2008,

• Reports development utilizing Crystal Reports.

• Experience with VB6, windows forms, as well as VB.NET in the .Net development

environment, limited knowledge of Agile/Scrum.

• Develop ASP.Net application using Visual Studio 2012, SQL Server 2008, Team

Foundation Server, XAML development utilizing CSS, Windows Forms.

• Develop software on a client/server application using Oracle and Visual studio 2010,

Team Foundation Server, CSS, Windows Forms.

• Performed system maintenance with Powerbuilder version 8 to 10 working at Dominion

over an 18 month period.

Environment: Visual Studio.Net 2005, 2008, 2010 ASP.NET, VB/ VB6, SQL Server, Pl Sql, C#,

Crystal Reports, Microsoft Office 2007, Windows XP, Windows 7, 4 years in Web development

XAML, Javascript, Ajax, Linq.

May 2013 to June 2013 - Delloite, Inc. Camp Hill, PA

• Develop ASP.Net application using Visual Studio 2012 and SQL Server 2008.

Nov 2012 to Dec 2012 - Savanah River Sight, Aiken, SC

• Savannah River Site - Develop software on a client/server application using Oracle and Visual studio

2010 .

Nov 2009 to April 2010 Department of Education, Jackson, MS

.NET Developer

• Rewrite of software for the Department of Child nutrition to monitor food safety and

adherence to USDA guidance. System developed utilizing .NET Framework, Visual Studio

2005, SQL Server in a Web Environment.

• Developed aspx forms to allow entry of food safety (HACCP) information.

• Application documented that the food program followed USDA guidance, that there was

documentation on potentially hazardous food was held at the proper temperatures, and that

food was transferred between different locations was handled properly.

• Familiar for all aspect of the ASPX environment from Menu to Detail Form development.

Environment: Visual Studio.Net 2005, ASP.NET, VB, SQL Server, VB.Net, Windows XP, Webforms,

XAML.

Sept 2007 to Mar 2009 Dominion, Clarksburg, WV

Programmer Analyst

• Development and enhancement of Powerbuilder version 7 through 10

These were existing systems and needed enhancements to bring them current

with changes in the Dominion systems.

Environment: Powerbuilder 7-10, Oracle

July 2004 – May 2005 River Palms Resort/Casino

MIS Technical/Database Administrator

• Worked with the Marketing department to create promotions based on the level of gambling within

the casino.

• Maintained SQL Server Database for the promotions and built a Front End so that I could track

the changes to the database. The system talked with the AS400, which ran the gambling at the

casino, and kept track of the gambling levels of the guests enrolled in the system.

• Develop Kiosk promotions and maintain SQL Server database used by Casino Kiosk machines.

• Developed programs utilizing Visual Basic to aid in tracking Kiosk promotion data.

March 2004 – July 2004 Riverside Resort/Casino, Laughlin, NV

Records Management (Promoted)

• Maintain database information to track physical location of documents for all departments of the

casino.

• Created system of reporting for promotions and maintain SQL Server database used by Casino

Kiosk machines.

• Developed computer programs utilizing Visual Basic to aid in tracking kiosk promotion data.

Developed VB6 front end to visualize the promotions developed by the marketing department.

Maintained the database structure using SQL Server, and viewing the data with VB6.

Environment: Visual Basic, SQL Server, C#, Windows XP, Microsoft 2000

August 2000 – December 2003 Diebold, Inc., North Canton, OH

Software Engineer II

• Analysis, design, and development of computer software utilizing Powerbuilder, and maintenance

of existing software written in C++.

• Designed and developed software utilizing Windows Graphical User Interface designed to

maintain ATM networks, manage transfer files to and from ATM and their servers.

• Analysis, design and development of Windows GUI programs for ATM Customer Relationship

Management system to maximize marketing opportunities.

• Maintain existing Event Management Systems designed to track and escalate correction

procedures to resolve ATM hardware and software problems.

• Began work in .NET Technologies using C#.NET. Developed application giving workers

information about devices during installation and maintenance out in the field. This was a great

opportunity to deal with the new .NET technology and begin the adventure into the C#

development environment.

Environment: Powerbuilder, Oracle, .NET

August 1996 – December 1999 Interstate Electronics Corp., Anaheim, CA

Software Developer

• Analyzed, designed and developed application enhancements for Logistics Management

information systems utilizing PowerBuilder, SQL Server.

• Provided analysis, design, and development of programs to enhance Inventory Management

system to better track inventory levels and restocking requirements for inventory located across

the continent.

• Enhanced current inventory data visibility through development of a new GUI interface using

Lotus Notes, accessing data on SQL Server DBMS using ODBC making production data

available to Lotus users without expense of additional Powerbuilder licensing cost.

Environment: Powerbuilder, SQL Server.

February 1990 – August 1996 Airborne Express, Seattle, WA

Senior Systems Analyst

• Analysis, design, development, and maintenance of distributed information systems utilizing

PowerBuilder, OS/2, and MicroFocus CICS against Oracle RDBMS.

• Developed programs utilizing with remote transaction routing from MVS CICS to Micro Focus

CICS on OS/2 platform retrieving data from Oracle RDBMS on both Token Ring and Netware

network platforms, and peer to peer communication via CPIC/APPC between the OS/2 and MVS

environments.

• Developed application programs using inter-platform communication and data transfer via

CPIC/APPC between MVS and AS400 platforms to allow Airborne to better track package

shipments.

• Provided analysis, design, development, and implementation of on-line system to receive data

transmissions from remote data entry systems, and channel data received from remote sites into

existing CICS/DL1 shipment tracking system.

• Provided analysis and design of distributed information system designed to process shipment and

accounting information for Airborne International Stations worldwide utilizing Oracle

RDMS/Forms, Oracle CASE and ERWIN data modeling on HP9000/Unix hardware. Developed

prototype system using FOXPRO to emulate the event driven Oracle environment.

• Responsible for total support of On-line and Batch systems to track performance and payment of

both Airborne and Independent trucking companies for the pickup and delivery of airborne

shipments.

Environment: Powerbuilder, MicroFocus CICS against Oracle RDBMS.

Technology Expertise

HARDWARE:

• IBM PC thru 30XX

• HP3000 SERIES 3, 68, 78, 900

Hotmail: ********@*******.***

Skype: donald.diston

SOFTWARE:

• VISUAL BASIC

• VISUAL BASIC.NET

• C#

• POWERBUILDER, Versions 3.0 through 10.0

• FOXPRO

• ACCESS

• ENVIRON1

• TSO/SPF

• DATA EXPERT

• CICS

• IMS

• INTERTEST

• IMAGE

• TEAM FOIUNDATION SERVER

DATABASE:

• SQL Server

• ORACLE

• TOTAL

• TIS

• IMS/DL1

• VSAM

OPERATING SYSTEMS:

• WINDOWS VISTA

• WINDOWS XP

• WINDOWS XP Embedded

• WINDOWS 2000

• WINDOWS NT

• WINDOWS 95/98

• Windows 7

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