To the slow cooker, add the chicken, onion, ginger, garlic, curry paste, sriracha, soy sauce and coconut milk. Mix well to combine. Place the lid on and cook for 4 hours on high or 6 hours on low.
Just before serving, stir through the bok choy, snow peas and lime juice.
Serve the curry on the rice noodles, then top with the red chilli, coriander and more fresh lime juice.