Boomerang Computer

Doug Walgren

Doug Walgren
Boomerang Computer Solutions, Inc.
111 Westmoreland Lane
Naperville, IL 60540-5816, USA
1.630.730.6725
dwalgren@msn.com

About BCS

Since 2004, Boomerang has been providing software development, database, analytics and cloud services to growing businesses and non-profit organizations. Led by Doug Walgren, a software engineer with 35 years of experience, Boomerang can help you deliver your software solutions and build the applications for your enterprise.

When time permits, he gets in a few runs, plays some golf, gardens all summer and likes to study the U.S. Constitution.

Doug and his wife, Maureen, formed a public charity called Corey's Goal in 2017 following the death of their son Corey.

Take advantage of Boomerang's decades of application development experience. Using the latest tools and development techniques Boomerang can deliver the solutions your business needs including web sites, web applications, web services, data services, responsive-ui web applications, analytics and work flows.

Languages, Libraries & Technologies

C#, VB.NET, Microsoft .NET 7, C/C++, PHP, JavaScript, jQuery, KnockoutJS, React, HTML, CSS, Bootstrap, Visual Basic 6, Classic ASP, VBScript, AJAX, XML

MVC, Entity Framework, RazorPages, WebForms, Web API, Web Services, REST API services, WCF Services, WinForms, Console applications, Desktop applications, WPF, XAML

Microsoft Azure

Azure Portal Administration, Application Insights, App Services, Durable Function Apps, Service Bus

API Management services, Storage Accounts, Blob storage, KeyVault, SQL Databases, PostgreSQL, Azure Cosmos DB

RESTful API

Oauth 2.0, Auth0 Administration, Postman, Swagger, OpenApi Specification (OAS 3.1)

Databases & Tools

Microsoft SQL Server, PostgreSQL, Oracle, MySQL, Sybase, Microsoft Access, Azure SQL, No SQL, MongoDB, Azure Cosmos DB

SQL Server Management Studio (SSMS), SQL Server Integration Services (SSIS), Office 365

Development Links

ADO.NET, Entity Framework, LINQ to SQL, WCF Data Services, Web API, Microsoft Visual Studio

Microsoft Developer Network, Microsoft Learn, Channel 9, Stack Overflow

Cloud Services Links

Microsoft Azure Portal
Amazon AWS
Google Cloud Platform

Microsoft SQL Server Versions

SQL Server 2022

SQL Server 2022 - 16.0.1000.6

SQL Server 2019

SQL Server 2019 - 15.0.2000.5

SQL Server 2017

SQL Server 2017 RTM - 14.0.1000.169

SQL Server 2016

SQL Server 2016 SP3 - 13.0.6300.2, SQL Server 2016 SP2 - 13.0.5026.0, SQL Server 2016 SP1 - 13.0.4001.0, SQL Server 2016 RTM - 13.0.1601.5

SQL Server 2014

SQL Server 2014 SP3 - 12.0.6024.0, SQL Server 2014 SP2 - 12.0.5000.0, SQL Server 2014 SP1 - 12.0.4100.1, SQL Server 2014 RTM - 12.0.2000.80

SQL Server 2012

SQL Server 2012 SP4 - 11.0.7001.0, SQL Server 2012 SP3 - 11.0.6020.0, SQL Server 2012 SP2 - 11.0.5058.0, SQL Server 2012 SP1 - 11.00.3000.00, SQL Server 2012 RTM - 11.00.2100.60

SQL Server 2008 R2

SQL Server 2008 R2 SP3 - 10.50.6000.34, SQL Server 2008 R2 SP2 - 10.50.4000.0, SQL Server 2008 R2 SP1 - 10.50.2500.0, SQL Server 2008 R2 RTM - 10.50.1600.1

SQL Server 2008

SQL Server 2008 SP4 - 10.00.6000.29, SQL Server 2008 SP3 - 10.00.5500.00, SQL Server 2008 SP2 - 10.00.4000.00, SQL Server 2008 SP1 - 10.00.2531.00, SQL Server 2008 RTM - 10.00.1600.22

SQL Server 2005

SQL Server 2005 SP4 - 9.00.5000, SQL Server 2005 SP3 - 9.00.4035, SQL Server 2005 SP2 - 9.00.3042, SQL Server 2005 SP1 - 9.00.2047, SQL Server 2005 RTM - 9.00.1399.06

SQL Server 2000

SQL Server 2000 SP4 - 8.00.2039, SQL Server 2000 SP3 - 8.00.760, SQL Server 2000 SP2 - 8.00.534, SQL Server 2000 SP1 - 8.00.384, SQL Server 2000 RTM - 8.00.194

SQL Server 7.0

SQL Server 7.0 SP4 - 7.0.1063, SQL Server 7.0 SP3 - 7.0.961, SQL Server 7.0 SP2 - 7.0.842, SQL Server 7.0 SP1 - 7.0.699, SQL Server 7.0 RTM - 7.0.623

Website, Application, Database and Cloud Services Development