I'm a lead developer for a Drupal shop, know a fair bit about SQL, but branching out into iPhone development and NoSQL.
Q&A for professional and enthusiast programmers
Q&A for professional system and network administrators
Q&A for professional programmers interested in conceptual questions about software development
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 database professionals who wish to improve their database skills and learn from others in the community