Cajun Shrimp Fried Rice

INGREDIENTS:
3 cups leftover brown or white rice cooked

1 lb large shrimp, peeled and deveined

1/2 tsp each of chili powder, paprika and garlic powder

1/8 tsp cayenne pepper, or more to taste

1/4 tsp kosher salt

fresh black pepper, to taste

2 large egg whites, beaten

1 large whole egg, beaten

1/2 medium onion, chopped

2 cloves garlic, diced

5 medium scallions, chopped, whites and greens separated

oil spray

1 tbsp sesame oil

1 tsp crushed red pepper flakes, or more to taste

4 tsp soy sauce, or more to taste

1 tsp Asian fish sauce, (or more soy sauce)