JK Rowling recently did an interview with MSNBC and she gave more details as to what the characters were doing in the epilogue:
"Harry and Ron utterly revolutionized the Auror Department," Rowling said. "They are now the experts. It doesn't matter how old they are or what else they've done."
The article contains plenty of other details so Click here to read the interview!Meanwhile, Hermione, Ron's wife, is "pretty high up" in the Department of Magical Law Enforcement, despite laughing at the idea of becoming a lawyer in "Deathly Hallows."
Killing off adults seems to have been quite painless.
