Woodland Hills-based FatTail, a developer of software for online advertising management, said today that it has appointed Ali Bohra as Vice President of Product Management. Fattail, which is venture backed by Velocity Interactive Group, Ted Meisel, and others, said that Bohra joins the firm from IAC. Bohra was Directof Operations at IAC. He has also served at United Online. FatTail is developing advertising optimization software to help publishers automate the process of buying and selling online advertising.