Does Captain America The Winter Soldier Have a Post-Credit Scene?

Yes, there are extra scenes during, or after, the end credits of Captain America The Winter Soldier.

There are 2 extra scenes. The first one is about 2 minutes after the credits start, and runs for over 1 minute. Then, at the very end of the movie, there's another short extra scene of about 30 seconds.

The credits run for about 10 minutes.

Here's the final end credit scene that leads into Avengers: Age of Ultron.