Heat your grill or grill pan to medium high heat. Fit with grill basket if using outdoor grill to prevent falling through grates.
In a large bowl, whisk together olive oil, sesame oil, rice vinegar, soy, garlic, ginger, hoisin and lime.
Add green beans to bowl and toss to coat, season with a pinch or two of salt. Let sit for 2-3 minutes or longer.
Using tongs, remove green beans and place in grill basket or grill pan.
Cook until beans begin to char and blister. Tossing frequently, about 7 minutes.
Remove and place beans on a platter. Spoon a few tablespoons of the marinade over the finished beans. Load them up with peanuts, scallions, chili peppers and sesame seeds.