Put pasta in a cold water bath, then drain in a strainer.
Drizzle olive oil over pasta so it doesn't stick together.
Roast the corn, jalapenos and scallion in a pan on medium heat with a tablespoon oil. Stir and cook until corn is golden.
Add to large bowl: pasta, corn, jalapenos, scallions, drained beans, cilantro and juice of limes. Add salt and pepper to taste. Before serving add Mexican Cotija Cheese.