1. Heat a skillet over medium heat and add the corn kernels. Cook until slightly charred, about 5 minutes.
2. In a mixing bowl, combine the charred corn, cheddar cheese, sour cream, mayonnaise, green chilies, chili powder, cumin, garlic powder, and salt. Mix well.
3. Transfer the mixture to a serving dish and top with chopped cilantro.
4. Serve with tortilla chips or your favorite dipping snacks.