In a medium bowl or plastic bag, combine garlic powder, onion powder, white pepper, cumin, smoked paprika, fine sea salt and shrimp. Massage gently and then allow to marinate for 20 minutes up to 4 hours.
Heat oil in a large skillet over medium heat. When hot, add shrimp.
Cook for 2-3 minutes on each side until shrimp make a loose "C" shape. Remove from heat.
While shrimp are marinating, combine all ingredients for the slaw including red cabbage, red onion, cucumber, apple cider vinegar, sugar and Kosher salt. Toss to combine and set aside until ready to assemble.
Te assemble, place 2-3 shrimp in each tortilla, top with slaw, jalapeno slices, a spritz of lime juice and dollop of sweet Sriracha sour cream.
If you've tried this recipe come back and let us know how it was!