Whisk together the dressing ingredients in a bowl, set aside.
Cook the rice noodles according to package directions. I used rice sticks, and I cook them by dropping them in a pot of boiling water, immediately turning the heat off and soaking the noodles for about 3-5 noodles. Generally, rice noodles cook a lot faster than wheat-based pasta, but it depends on the type of noodles you buy!
Chop the mango, pineapple and tomato. Toss together the chopped fruit with the rice noodles and dressing.
Spray a skillet with nonstick spray and cook the shrimp over medium-high heat until the shrimp curls up, turns pink and opaque.
Arrange the cooked shrimp on top of the salad.