Spread frozen whole kernel corn in a baking dish. Top with garlic powder and cayenne pepper and mix together. Broil until corn is thawed and heated, 1-2 minutes.
Mix cream cheese and taco seasoning in a bowl using a spoon. If you want it extra creamy, you can use an electric mixer to blend.
Dollop taco dip onto a serving dish and spread evenly.
Evenly top with corn.
Top with a layer of salsa and sour cream, then add your diced tomatoes, cilantro, limejuice, and jalapenos, if using. Top it all off with shredded cheese.