17 years writing n-tier apps for public safety market. In StackOverflow's all-time top for VB.NET. Architecture and design philosophy (esp. DI and unit testing). Knack for explaining the complex in simple terms.
I love C#. I have used it professionally and for pleasure for many years. Most of my professional C# experience has been in developing back-end business and data-access logic as class libraries, WCF services, and windows services. I'm also very familiar with WinForm and console applications. I've dabbled with WPF but I wouldn't call myself an expert in it.
I have used VB.NET professionally experience for over eight years. Before that, I also had many years of experience with VB6. I am one of the all-time top answerers for the VB.NET tag on StackOverflow. I'm most familiar with class libraries, WCF services, windows services, WinForm apps, and Console apps.
I have used RegEx for many complex tasks such as transforming ID formats, parsing names and addresses, validating phone numbers and distances, refactoring code, and finding complex matches in lengthy documents.
I have used XSLT to transform XML data from one schema to another, as well as to transform XML into HTML. I have used it in third-party interface applications as a method for transforming data into the format dictated by the data consumer.