Preheat oven to 400 degrees.
In a small bowl, whisk together olive oil, chili powder and garlic powder.
Peel carrots and cut into 3-4 inch long pieces.
Place carrots on a parchment lined baking sheet.
Drizzle oil and spice mixture over carrots and toss to coat.
Spread carrots out in an even layer.
Roast for 15-20 minutes.
Remove carrots from the oven, flip them over, and put them back in the oven for another 10-15 minutes or until carrots tender.