In his other ventures, he has invested in or served as an advisor for companies including SpaceX, Emulate, Synthego, Beam Therapeutics, Glympse Bio, Ligandal, and Ripple.

[1] He attended the University School of Milwaukee, where he was a two-time national finalist in the Federal Reserve's Fed Challenge monetary policy competition.

[7] He was initially discovered by Kanye West, Jermaine Dupri and Pharrell Williams while he was attending Harvard and leading the band Chester French.

Just prior to Wallach's graduating from Harvard, Williams signed the group to his Star Trak Entertainment label, a partnership with Interscope Records.

[1] The group was known for being one of the first bands to use Facebook as a promotional tool to interact with fans,[11] being freshmen at Harvard the same year that the site was launched by Mark Zuckerberg.

[4] He also wrote and sang the hook for the song "Play Your Part" with Rick Ross, Wale, and Meek Mill in 2011.

[19] The film was a documentary about Leto's band Thirty Seconds to Mars, its lawsuit against Virgin EMI Records, and the making of the album This Is War.

He played his music for Odd Future and Frank Ocean's manager Chris Clancy, who then partnered with Harvest Records to release Wallach's solo project.

He released his first single, titled "Glowing", in October 2013, which debuted in a music video directed by Tyler, the Creator.

[22] In 2011, Wallach was selected by Sean Parker, Shakil Khan, and Daniel Ek to be the official artist-in-residence for Spotify.

[24] Wallach has invested in and advised technology companies that have included Fancy,[25] digital currency network Ripple, and telemedicine innovator Doctor On Demand.