Preheat the oven to 400 degrees F.
Arrange the prosciutto on a baking sheet, bake until crispy, 8-10 minutes.
On a separate baking sheet, drizzle olive oil over the sliced bread. Bake 5 minutes.
Spread each piece with fig preserves, then add a slice of prosciutto and brie to each.
Bake 8-10 minutes, until the cheese is melted.
Serve the crostini drizzled with olive oil, sea salt, and fresh thyme or basil.
