In a mixing bowl, combine diced pineapple, red onion, chopped cilantro, lime juice, and a pinch of salt and pepper. Thoroughly mix the ingredients together and set the salsa aside.
Dice the salmon fillet into cubes. In a small bowl, create a spice mixture by combining olive oil, chili flakes, cumin, salt, and pepper. Ensure that the salmon cubes are evenly coated by brushing them with the spice mixture.
Preheat a pan over medium-high heat. Place the salmon cubes on the pan and cook for approximately 2 minutes, or until the salmon is fully cooked. After cooking, remove the salmon from the pan and allow it to rest for a minute
Warm the tortillas on the pan for about 20-30 seconds per side. Spoon a portion of the pineapple salsa onto each tortilla and then arrange the salmon cubes on top of the salsa.
Serve the salmon tacos with lime wedges on the side and consider adding optional toppings like shredded lettuce, diced avocado, or a drizzle of your preferred sauce. Relish the delightful flavors of your scrumptious and enticing Salmon Tacos with Pineapple Salsa!