Preheat oven to 425F. Spray a baking sheet with cooking spray and set aside.
Drain and rinse jackfruit.
Heat olive oil in a large skillet over medium heat, add onion and cook for 3-4 minutes until translucent.
Add jackfruit and 1/2 cup of water, simmer covered for 10 minutes to soften.
In a small bowl, mix together tomato paste, soy sauce, olive oil, brown sugar, cumin, oregano, turmeric, smoked paprika, garlic powder, onion powder, black pepper, and salt. Set aside.
Mash jackfruit with a potato masher to create a shredded texture. Stir spice mix into mashed jackfruit, and cook for 5 minutes, stirring frequently.
Pour in orange juice, lime juice and liquid smoke. Simmer on low for 10 minutes.
Spread jackfruit onto prepared pan and bake for 15 minutes until golden.
Remove from oven and serve in warm tortillas.
Garnish with avocado, diced red onion, sliced jalapeƱos, and cilantro. Squeeze with fresh lime juice right before serving.