Wachuka is a Founder & Managing Trustee at Book Bunk, a social impact firm driving the restoration of some of Nairobi's most iconic public libraries. Book Bunk's flagship project is Nairobi's oldest public library; The McMillan Memorial Library, and two of its branches in Eastlands; Kaloleni Library and Eastlands Library. She is the former executive director of Kwani Trust, where under her leadership, literary and other prizes included the Jomo Kenyatta Prize for Literature and the Prince Claus Award for establishing a dynamic platform for new voices in African Literature.

Her main interests lie in the intersection between media, popular culture & the creative industries. She is a founding member of the Creative Economy Working Group, where she collaborates with creative entities and ​​government bodies on policy efforts related to Kenya’s creative sector. She served as Secretary to a National Film Review committee in 2017, developing sector-led recommendations and position papers on legislative alignment with Kenya’s 2010 constitution. She worked at the BBC’s African News and Current Affairs Department in London after earning a degree in Anthropology & Law from the London School of Economics & Political Science (LSE). Previously, she was an International Arts Management Fellow at the Kennedy Centre for the Performing Arts in Washington, DC and an Africa Leader at the Obama Foundation. She is Publisher at Bunk Books, Director at Nairobi’s newest literary festival- NBO Litfest- and in 2022, was one of 5 judges for the AKO Caine Prize for African Writing.