Step 1: Preheat the oven to 425°F (220°C) for crispy skin.
Step 2: Pat the chicken thighs dry with paper towels.
Step 3: In a mixing bowl, combine salt, pepper, garlic powder, onion powder, and smoked paprika. Rub the mixture generously over the chicken thighs.
Step 4: Drizzle olive oil over the seasoned chicken thighs.
Step 5: Place chicken thighs skin-side up in a baking dish. Roast for 35-45 minutes until the internal temperature reaches 165°F (75°C).
Step 6: Let the chicken rest for 5-10 minutes before serving.