Heat the olive oil in a large pot over medium heat.
Add the diced onion, carrots, and celery. Sauté until the onion is translucent, about 4-5 minutes.
Stir in the minced garlic and cook for an additional minute.
Pour in the chicken broth and bring to a boil.
Add the shredded chicken, thyme, salt, and pepper. Stir well.
Add the egg noodles and cook according to package instructions, usually about 5-7 minutes.
Taste and adjust seasoning if necessary before serving.
Serve hot, garnished with fresh parsley.