Season the chicken thighs with salt and pepper on both sides.
Heat vegetable oil in a large skillet over medium-high heat.
Place the seasoned chicken thighs in the skillet, skin side down.
Cook the chicken for 7-8 minutes, until the skin is golden brown.
Flip the chicken and cook for an additional 7-8 minutes.
In a bowl, mix mayonnaise, sweet chili sauce, Sriracha, and garlic powder.
Reduce heat to low and pour the sauce over the chicken in the skillet.
Flip the chicken in the sauce to coat thoroughly, then cook for an additional 2 minutes.
Serve the Bang Bang Chicken Thighs over cooked rice, garnished with green onions.