Los Angeles-based SGN said today that it has snagged a Zynga executive to head up product development for the company. SGN, which develops cross platform social and mobile games, said it has hired Brian Kahrs as its Vice President of Product. Kahrs was most recently heading up Treasure Isle and Farmville Express development at Zynga, serving as a Product Manager. He also served at Sony Pictures. SGN's titles include Fluff Friends Rescue, Jewels of the Amazon, Bingo Blingo, Skies of Glory, and MindJolt. The company is headed by Chris DeWolfe, former founder of MySpace.