Walter was born and raised in Chicago, Illinois where he studied at the American Conservatory of Music, the Chicago Academy for the Arts, University of Illinois at Chicago, DePaul University and the School of the Art Institute of Chicago. He was in a string quartet with his siblings and toured the US and played at the Cultural Center of the Philippines in Manila with Cecile Licad.

He danced with the Joel Hall Dancers for several seasons touring internationally and was a guest artist with numerous regional companies. He has been in productions of West Side Story, Miss Saigon, Guys and Dolls and many others in both Chicago and Los Angeles. He was one of the founding members in Chicago of the Asian sketch comedy group Stir Friday Night.

He is also a professional photographer and has photographed clients such as Toni Braxton, Billy Wirth, Michael Learned, Marianne Williamson, Alanis Morissette, Joe Manganiello, Owen Wilson, John Rubinstein, Bill Duke, Emo Philips, Elijah Wood, Steven Adler and Billy Ray Cyrus. He has shot for clients such as Maxim, Coca-Cola, Jockey Underwear, the Sundance Film Festival, FVM Global Magazine, Style Fashion Week LA, and Uni-Ball Pens.

He is a recording artist and has a cd of his music entitled Breathe.

His illustrations have appeared in Playboy Magazine, Face Magazine, FVMglobal.com, and numerous other ad campaigns.

He has cast, worked on and appeared in music videos for Toni Braxton, Chris Brown, Logic, Joyner Lucas, 2 Chainz, Lil Wayne, E-40, I Prevail, Ty Dolla Sign and many others.

Film and TV acting credits include MacGyver, Marry Me, Secret in Their Eyes, Jon Benjamin Has a Van and American Warfighter.

Produced three films in 2021: Krispr, Crisis and Killer Whales.

He is the CEO of Altamero Management in Los Angeles.