I am a systems software architect with over 15 years of experience in software design and management
Here are some interesting open source projects I have worked on...
Azure Events is command-line utility that provides a convenient means to subscribe to resource specific Azure cloud health event notifications.
SQL Build Manager is an all in one tool for building and maintaining a package of SQL scripts to manage builds and updates to your SQL Server database.
(A horrible name I know, but a pretty useful app)
A handy utility to easily manage repetitive text formatting and processing tasks without the need for any custom scripting.
A simple end user utility to query user and group information out of Active Directory