Been working on both .NET and Java and often have a diversity of roles in projects like technical lead, developer, sysadmin and more.
Lately I've worked on a WPF application with a Java back end server running on Amazon EC2.
Q&A for professional and enthusiast programmers
Q&A for professional system and network administrators
Q&A for users of Linux, FreeBSD and other Un*x-like operating systems.
Q&A for Ubuntu users and developers
Q&A for computer enthusiasts and power users
Q&A for engineers, producers, editors, and enthusiasts spanning the fields of video, and media creation
Q&A for professional programmers interested in conceptual questions about software development
Q&A for Information security professionals
Q&A for electronics and electrical engineering professionals, students, and enthusiasts
Q&A for meta-discussion of the Stack Exchange family of Q&A websites
Q&A for enthusiasts and power users of the Android operating system
Q&A for software developers, mathematicians and others interested in cryptography