Prepare rice in instant pot/rice cooker according to package instructions.
To create the cilantro sauce, zest one of the limes into mixing bowl.
Add cilantro, jalapeño, ginger, garlic, lime juice, coconut aminos, salt, pepper, and 2 tbsp of olive oil into mixing bowl. Stir until mixed.
Heat skillet over medium-high and coat with remaining olive oil. Season the tuna generously with salt and pepper.
Place tuna in hot oil and sear for 1 minute each side. Pour ½ of the cilantro sauce into the pan to coat the fish.
Serve the seared tuna with the sliced avocado over rice and top with remaining cilantro sauce drizzled over the whole plate.