Versatile .NET Developer with SQL Expertise

Walter Livengood

Summary

Developed in VB.Net/ASP.Net since August 2003, and have since achieved Microsoft certification. Developed T-SQL procedures for SQL Server database since April 2004. Also defined SQL tables and scripted them. Experienced with JavaScript and jQuery, as well as MVC and. C#. Worked with PHP using MySQL and Oracle.

Please see the last page for technology highlights.

Employment

DISYS – St. Louis, MO 4/2022 – 1/2023

Software Engineer

Worked at the Nestle Purina complex in St. Louis, MO on a project to update an essential website tool to create labels for packaging. It involved creating a new label type.

Visual Basic (VB.net) was used for the code base. JavaScript and jQuery were used to develop client code.

Worked with PL/SQL (Oracle) as necessary to support the development.

Source control used in conjunction with CI/CD pipelines.

Attended frequent meetings to report status among the various functional groups.

Xpanxion LLC - Remote from Home 7/2021 – 3/2022

Software Engineer

Worked at OSG Billing Services (later known as Everview) to create and update projects that generated statements and letters for clients.

Added features to a great many applications that accept various data inputs (flat files, XML, etc.) and convert input data into a standardized XML format that proprietary systems transformed into printed matter (invoices, letters, etc.).

Used VB.Net and Quadient for developing from scratch a new application or adding features to existing ones.

Lead a team, holding regular meetings remotely.

Used Team Foundation Server for source control.

Agile/SCRUM environment supported by JIRA.

DCSC - St. Louis, MO 3/2021 – 5/2021

Software Engineer

Worked for a leading Warehouse Automation IT Solution company.

Performed documentation on many systems and procedures.

Developed solutions for new features for a hand-held RF/barcode scanner application.

Zillion Technologies - Remote from Home 7/2020 – 10/2020

Software Engineer

Worked for FEMA contractors.

Performed manual unit testing.

Contributed to discussions about upgrading a PHP application to more modern technologies.

Researched options for the upgrades.

Talution Group - St. Peters, MO 10/2019 – 1/2020

Software Engineer

Assigned to SMBC Rail for four months to help the IT department.

Worked on various applications, using Visual Studio (VB.Net), SQL Server, and Crystal Reports.

Database tables were defined and created, and some altered to support new functionality in Web applications.

Stored procedures were created and updated to support new functionality.

Known issues were solved (debugging).

Used Crystal Reports formulas to customize presentations to user types.

The SSIS ETL was used to move data to a reporting SQL table, using insert, update, and delete as necessary.

Wrote a Visual Studio Unit Test project.

VantageLinks - St. Louis, MO 3/2019 – 9/2019

Software Engineer

Assigned to Schnucks IT, St. Louis County.

Contributed to two of the main operational systems, one for stocking shelves, and another for warehousing and ordering.

The technologies used were ASP.Net (C# and VB.Net), and PL/SQL for an Oracle database, and JavaScript.

Used Talend to generate reports and send emails.

JIRA and SVN were used for the Microsoft technologies and Source Tree for the Talend assignments.

Uncomn (formerly Aegis Strategies) - Scott AFB, IL 10/2015 – 1/2019

Software Engineer

Worked on various areas of a major application for the US Airforce at Tapestry.

Added functionality, fixed issues, and modernized the program, using PHP, JavaScript, jQuery, and Oracle.

Zend Studio for manipulating the code. Wrote Oracle PL/SQL code as required for feature updates and fixes.

Worked within an Agile environment for all assignments, which fostered teamwork.

Agile/SCRUM environment, using Crucible, and using SVN source control.

Kelly Mitchell - St. Louis, MO 3/2015 – 10/2015

Software Engineer

Worked for the Federal Reserve Bank using C# with MVC and Web Forms, parameterized queries, and SQL Server to develop and maintain various applications.

Updated design documents.

Rewrote a legacy desktop application for Web, coordinating with internal end-users.

Some assignments involved training, others for internal management.

Focused on performance.

Preferred Systems Solutions - O’Fallon, IL 5/2012 – 3/2015

Software Engineer

Worked for the US Army, using C# with MVC and VB.Net (Web Forms) and SQL Server to develop a suite of applications.

Created database table definitions, and SQL stored procedures.

Involved supportive jQuery/JavaScript on the client.

Web Method calls implemented.

Focus on performance.

Swip Systems - Collinsville, IL 4/2011 – 3/2012

Software Engineer

Added features and functionality to a suite of preexisting ASP.Net applications.

Developed stored procedures for the SQL Server database for those areas affected by adding functionality.

Using CSS, developed new styles for a site undergoing a visual upgrade.

Tek Systems – Scott AFB, IL 1/2011 – 4/2011

Software Engineer

Designed and developed areas of an ASP.Net application, adding to or developing new areas per USAF TACC requirements.

Worked with end-users and management to ensure usefulness of finished products.

Developed Web services using C#, and AJAX pages using JavaScript, jQuery, and ASP3.

Tested application in ASP.Net, developing the UI, ASP logic, and backend, SQL procedures.

Worked on a VB6 application.

American Equity Mortgage - Maryland Heights, MO 4/2010 – 1/2011

Software Engineer

Interfaces were developed between main workflow Web applications and third-party applications, such as the New York Stock Exchange’s.

Enhancements to the primary workflow application involved coding in VB.Net, JavaScript, ASP 3, and Transactional SQL.

Various updates were made as needed to existing Web pages.

Documented the process of management and sending e-mail notifications to clientele.

Responded to users and determined whether a work order is warranted.

Fraternal Software Systems - Belleville, IL 2/2010

Software Engineer

Enhanced an existing Access database, modifying controls and adding a report.

Developed a two-panel viewer for side-by-side comparisons of photographic maps, using Flex 3 and ActionScript (configured for Web-browser clients).

Levi, Ray & Shoup – Springfield, IL 11/2009 – 12/2009

Software Engineer

Worked at Legislative Printing Branch, moving various Web and desktop applications and SQL Server, as well as Web and Windows services, from old server array to a new one.

Tested for SQL 2005 issues with SQL written in SQL 2000 performed.

Configuration files were adjusted to use various new server names and addresses.

IIS used to set up Web sites and services on new, load-balancing servers.

Preexisting problems were corrected in a Windows application.

Fraternal Software Systems - Belleville, IL 12/2009

Software Engineer

Created a UI for management to consolidate and identify client information, making corrections.

Access/VBA database and procedures developed to interface with other Access databases, assigning member ID keys across databases.

Business heuristics codified to identify as many records having the same person as possible, minimizing the need for user adjustments.

An Address standardization procedure was also developed. Two multi-database query definitions were developed to examine the results.

American Water Resources - Alton, IL 10/2008 – 8/2009

Software Engineer

Developed interface with larger company's billing data, including design documentation.

Developed areas of Current order entry system, and modified areas according to requirements.

Developed and updated reports, using Crystal Reports.

A UI for maintaining lookup codes was completed.

Developed a Web-based form for IT requests, a testing application for address verification/correction, and a multi-document application to manage various interfaces, incorporating much of it into a Windows Service, as well.

Developed Windows service for e-mail automation.

CDO Technologies, Inc. - O’Fallon, IL 10/2005 – 9/2008

Software Engineer

Developed about half of the pages in a US Airforce tablet program based on a pre-existing Web-based application, using VB.Net and SQL Server/T-SQL procedures. Read Cold Fusion code to migrate to VB.Net WinForms.

Developed controls, using Cold Fusion via a Dreamweaver IDE.

Developed, updated, and maintained reports, using Active Reports and VB.Net for use on a Web application as well as a tablet application.

Worked on hand-held devices, which used Windows CE and Windows Mobile operating systems, writing some code in C# for an infrared reader/writer.

Reformatted Zebra-printer labels.

School Information Systems, Inc. - St. Louis, MO 11/2002 – 10/2005

Software Engineer

Developed Web-based applications using VB.Net and third-party controls.

SQL stored procedures and functions were developed.

Used JavaScript to perform user-friendly validation. Server validation was done on save.

CSS was used to define layout appearance from Web Configuration Team effort coordinated using Win CVS.

Visual Basic 6 desktop interface was designed for converting legacy file data and porting it to a SQL Server database.

Developed GUI to import third-party Access database data to SQL Server, using a grid to enable the user to relate the data to other legacy, file data.

Used Visio to ensure correct relationships among the many SQL tables.

Fraternal Software Systems - Belleville, IL various months throughout 2002 - 2004

Software Engineer

Worked with Visual Basic 6 and Access applications, developing or modifying user interfaces and the code behind them.

User interface designed and developed to port legacy data to an Access database.

Various desktop utilities developed in Visual Basic 6 to support a larger Access application development effort.

Developed a utility that deletes unused query definitions, using reiterative logic.

Direct assistance in modifying Access forms and their Access code objects to conform to business rules.

Interpreted legacy code (BASIC).

Medico Dental Media International - St. Louis, MO 3/1991 – 6/2001

Software Engineer

Worked with newer technology to upgrade billing and new products.

Paradox database designed, Paradox Application Language scripts wrote, flat files converted, and multi-table data manipulation performed.

Database maintained, including updating tables and report generation for sales and statements.

Maintained company customer-facing web site.

Developed a multi-media CD for an Orthodontics procedure, using text, images, and movies.

Various prepress operations were performed.

Projects and printing were coordinated.

Education

University of Missouri – St. Louis, MO 8/1986 – 5/1989

Bachelor of Science in Business Administration

Major: Marketing

Emphasis Area: Mathematics

Awards: Magna cum Laude, Dean’s List

GPA: 3.671

Technology Highlights

Visual Basic (VB.net)

C# (ASP.Net)

MVC (within C#)

Visual Basic 6 (Windows application)

PHP

Access (VBA)

JavaScript

jQuery

AJAX (asynchronous JavaScript and XML)

CSS (cascading style sheet)

T-SQL (SQL Server)

SSIS (ETL)

PL/SQL (Oracle)

CI/CD pipelines

XML

JSON

Crystal Reports

Active Reports

Agile/SCRUM environment (using Crucible)

Web Method calls

JIRA (project management)

Visual SourceSafe (source control)

Team Foundation Server (source control)

SVN (source control)

Win CVS (source control)

Visio (SQL Server diagrams, table definition)

Quadient (billing statements)

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