1. Preheat the grill to high heat.
2. Combine 1 tablespoon oil, garlic, and ginger in a mini food processor; pulse until finely chopped. Add juice and next 4 ingredients (through chile paste); pulse to combine. Place salmon on a grill rack coated with cooking spray; brush tops of salmon with half of sauce. Grill 10 minutes; brush with remaining sauce. Grill an additional 10 minutes or until desired degree of doneness.
3. Combine peas, radishes, and shallots. Combine vinegar and remaining 1 tablespoon oil, stirring well; drizzle over pea mixture. Sprinkle with salt; toss. Serve with salmon.