Whisk together the olive oil, sesame oil, parsley, hot sauce, minced garlic, ketchup, chile sauce, salt, pepper, and lemon juice in a mixing bowl. Set aside about 1/3 of this marinade to use while grilling.
Place the shrimp in a large, resealable plastic bag. Pour in the remaining marinade to use while grilling.
Preheat an outdoor grill for high heat. Thread shrimp onto skewers, piercing once near the tail and once near the head. Discard marinade.
Lightly oil grill grate. Cook shrimp for 2 minutes per side until opaque, basting frequently with reserved marinade.