Cook the noodles according to the package directions. Drain and rinse in cold water. Set aside.
Finely mince two green onions. Slice the other one thinly on the diagonal for garnish.
In a wok or large skillet, heat the oils over medium-high heat, When hot, carefully add the two minced green onions, garlic, crushed red pepper, and 1 teaspoon sesame seeds. Let sizzle for about 30 seconds then add the tamari and vinegar. Remove from heat, add the noodles, and toss to coat.
Divide between two bowls and top with the sliced green onion, Fresno chili, 1 teaspoon sesame seeds, and microgreens.