Cook the linguine according to package instructions.
In a large skillet, melt the butter over medium heat.
Add the minced garlic and sauté until fragrant, about 1 minute.
Stir in the smoked paprika and cayenne pepper for 30 seconds.
Add the diced chicken to the skillet and season with salt and pepper.
Cook the chicken until golden brown and cooked through, about 7-10 minutes.
Add the cooked linguine to the skillet, tossing to combine.
Adjust seasoning if necessary, and finish with fresh parsley before serving.