Place quinoa in a fine mesh sieve and rinse thouroughly with cold, running water. Bring water to boil in a small pot, add the quinoa and salt, and bring to a boil again. Cover and reduce heat to low for 15 minutes. Turn off the heat and keep the pot covered for an additional 5 minutes. Strain off any excess liquid and spread the quinoa out to cool on a tray while preparing the remaining ingredients.
Steam or lightly saute corn until just tender and cool to room temparature. Combine all of the ingredients in a large bowl and gently toss. Season with additional salt, pepper, or hot sauce to taste. Serve with fresh lime wedges.