Preheat your air fryer to 400 degrees Fahrenheit.
Cut the chicken sausage into bite-sized pieces. Place the sausage pieces in a single layer in the air fryer basket.
Air fry for 5-7 minutes, or until the sausage is cooked through and browned. Remove from air fryer and set aside.
On a cutting board, cut the sweet potato into bite-sized cubes.
Toss the sweet potato cubes with a drizzle of olive oil, garlic powder, and onion powder.
Place the sweet potato cubes in a single layer in the air fryer basket.
Air fry for 10-12 minutes, or until the sweet potato is tender and browned.
Throw the chicken sausage back in with the sweet potaotes when there is 1 minute left to warm them.
Place the lettuce in a large bowl. Top with the chicken sausage, hard-boiled egg, tomato, and roasted sweet potato. Drizzle with dressing of choice!