Place tofu on a cutting board lined with paper towel. Place another cutting board on top. Let sit for 15 - 20 minutes to remove some water from the tofu.
Cut tofu into 24 evenly sized cubes.
Combine tofu and cornstarch mixture in a large ziploc bag. Shake until tofu is evenly coated with cornstarch. Make sure to shake off any excess cornstarch.
Add 1 tbsp avocado oil to air fryer. Place tofu in air fryer and set air fryer to 380 degrees F and 10 minutes (toss after 5 minutes). You may need to do 2 batches.
Toss tofu into the wok and evenly mix with your garlic, jalapeno, and green onion mixture.