Preheat the oven to 400°F. Line two baking sheets with parchment paper.
Blackened Cauliflower: In a bowl, mix cauliflower florets with olive oil, blackened seasoning, maple syrup, and smoked paprika. Spread on one baking sheet.
Roasted Veggies: On the other sheet, toss corn and broccolini with olive oil, salt, and pepper.
Roast both trays in the oven for 20-25 minutes until veggies are charred and golden. Let cool slightly.
Kale Prep: Massage kale with a little lemon juice or olive oil to soften.
Assemble the Salad: In a large bowl, layer massaged kale, roasted veggies, cucumber, jalapeños, cauliflower, and avocado.
Serve with Green Goddess Dressing and optional toppings like grated Parmesan or croutons.