Combine the shrimp with the lemon juice, red pepper flakes, garlic powder, salt and pepper. Toss to combine. Heat a large skillet over high heat with a drizzle of olive oil. Add shrimp and sauté until pink and fully cooked. Remove and set aside.
On a large platter combine the romaine, cheese, black beans, corn, guacamole, pico and shrimp. Garnish with cilantro leaves and serve.