Season the Shrimp: Pat the shrimp dry, then toss with blackened seasoning, salt, and pepper.
Sauté the Shrimp: Heat olive oil in a large skillet over medium-high heat. Add sliced onions and minced garlic, cooking until fragrant. Add the shrimp and cook for 2-3 minutes per side until pink and slightly charred. Squeeze lemon juice over the shrimp before removing from heat.
Assemble the Bowls: Divide lettuce between serving bowls. Add red kidney beans, sliced cucumber, corn, cherry tomatoes, and red onion.
Add the Shrimp: Top each bowl with cooked shrimp and a scoop of guacamole.
Garnish and Serve: Sprinkle tortilla strips over the top and serve with fresh lime wedges. Enjoy immediately!