In a large bowl, combine together flour, baking powder, baking soda, sugar, and salt. Set aside.
Add buttermilk, eggs, and butter to a blender and blend for about 1 minute.Alternatively, you can add the ingredients to a medium bowl and beat with an electric mixer or wire whisk for about 1 minute. Pour wet ingredients into dry and stir until combined. Do not over mix.Set batter aside and allow to rest for 5-10 minutes.
Meanwhile, spray a griddle or large flat-bottomed skillet with cooking spray or add about 1 tablespoon of butter. Heat over medium heat.
Ladle ¼ cup of batter onto cooking surface. Repeat until there is no more room on the cooking surface.
Scatter strawberries over the surface of uncooked sides of pancakes.
Cook until bubbles form and pop on the surface of the pancakes, about 4-5 minutes.
Use a non-stick wide spatula, or spray spatula with cooking spray and swiftly turn pancakes over. Cook for another 4-5 minutes.
Remove pancakes to a plate and repeat with remaining batter.