Hauman was born in 1969.

Hauman worked was an editorial consultant to Simon & Schuster Interactive for many years, during which he contributed to a number of Star Trek CD-ROMs, such as the Star Trek Encyclopedia, The Next Generation Companion and Deep Space Nine Companion, as well as those for other properties, such as Farscape.

Hauman was a founder of Hell's Kitchen Systems, Inc., which was purchased by Red Hat Software in 2000 for $85.6 million. He was a founder of BiblioBytes, an electronic publishing site, and was called a "young Turk of publishing" in the New York Observer.

Hauman was a founding board member of the World Wide Web Artists Consortium, and was the former chair of their Netlaw special interest group.

Hauman has been a featured speaker at numerous industry trade shows, conventions, organization meetings, and the World Science Fiction Convention.

Among Hauman's books are the eBooks Starfleet Corps of Engineers: No Surrender and Starfleet Corps of Engineers: Creative Couplings. Couplings was co-authored with Aaron Rosenberg, and is noteworthy for the first Klingon/Jewish wedding ceremony, for which it was covered on NPR and the Jewish weekly newspaper Forward. He also coauthored the "Redemption" story in the New Frontier anthology No Limits with Lisa Sullivan.

Hauman wrote the short stories "On The Air", which appeared in the anthology Ultimate X-Men, and "Chasing Hairy", which appeared in the anthology X-Men Legends. Both were featured on the Sci-Fi Channel's Seeing Ear Theater. He also contributed to the anthology Urban Nightmares.

Hauman is a columnist for ComicMix. He also provided the color art for ComicMix's online publication of Mike Grell's Jon Sable, Freelance, which began in November 2007, and was the Assistant Editor on The Original Johnson, a biographical comic book about boxer Jack Johnson.

Hauman is the webmaster of the websites of writers Peter David and Robert Greenberger.

Hauman and his wife Brandy live in Weehawken, New Jersey.