Preheat oven to 425℉. Line a large rimmed baking sheet with parchment paper.
Toss chickpeas and corn with olive oil, salt, garlic powder, onion powder and paprika to coat all and spread out on the baking sheet. Bake for 25-30 minutes or until crispy and golden brown.
Dressing:
In a small bowl, whisk together the yogurt, mayo, olive oil, lime juice, dill, salt, garlic powder and grated parmesan until combined. Taste and adjust if needed. Store dressing in the fridge.
Assembly:
In a large bowl, add in the cucumber, tomatoes, pepper, onion, chickpeas, corn and dressing until all is coated.