Set instant pot to saute and add 1 Tablespoon of olive oil, reserving the other Tablespoon.
Season pork shoulder with asian five spice, salt & pepper. Saute each piece of pork shoulder until browned on all sides, about 10 minutes total. Set aside.
Switch instant pot to pressure cook on high, and set the timer for 45 minutes.
Place rack inside instant pot and add pork and ginger. Pour chicken broth in the bottom and seal the lid. Set the pressure valve to "sealing".
Preheat the oven to 400 degrees F. Toss cubed sweet potatoes, granulated garlic, salt and pepper with remaining 1 Tablespoon of olive oil and place on a rimmed baking sheet or shallow baking dish.
Bake for 25-30 minutes, until sweet potatoes are cooked through and fork tender. Set aside.
While sweet potatoes are roasting, prepare the pickled onions and carrots.
Combine onions, carrots and red wine vinegar in a small bowl and allow to sit for 30-45 minutes.
When pork shoulder is finished, allow a 15 minute natural pressure release, and then manually release the remaining pressure.
Shred pork with a fork or tongs, and set aside to keep warm.
Divide spinach leaves between 4 bowls.
Add sweet potatoes, then top with shredded pork.
Top with pickled vegetables, cilantro and jalapeno.
Drizzle with sriracha and serve.