Chorizo and Egg Tostadas

Name: Chorizo and Egg Tostadas
Ingredients: 1 1/4 cups diced cherry tomatoes (about 8 ounces); 1/2 small red onion, finely diced; 2 tablespoons pickled jalapeños, finely chopped, plus 1 tablespoon brine; 1/2 cup packed fresh cilantro, chopped, plus more for serving; 1 tablespoon fresh lime juice, plus wedges for serving; 2 tablespoons extra-virgin olive oil; Kosher salt; 8 tostada shells; 1 14.5-ounce can refried beans; 1/2 pound fresh chorizo, casings removed; 1 cup shredded pepper Jack cheese (about 4 ounces); 8 large eggs; Freshly ground pepper