Put rice in a bowl or pot. Boil water and pour over rice. Using a wooden spoon, stir to scatter all the clumps. Pour out the starchy water and repeat two more times. Let rice sit in water for 3 minutes during the final rinse. Set aside
Heat coconut oil in a medium to large cast iron skillet. Saute onions for about 2 minutes, then add in 3/4 cup scallions , ginger and garlic. Stir and cook for another 2-3 minutes.
Add in shrimp, shrimp shells and grated harbanero. Season with salt, stir well and cook for about 2- 3 minutes. Add in coconut milk, paprika, thyme, shrimp bouillon and continue to cook for 5 minutes.
Remove shrimp, (keep shells) add in rice and 1/4 cup of water. Adjust seasoning (season a little over) Cover pan with foil and bake at 400 for 20 minutes or until all liquid is absorbed.
Remove, let sit for 5 more minutes, add in remaining scallions, shrimp, fluff and enjoy.