Tétshim was born in Kinshasa in 1980 and grew up in Lubumbashi where he lives and works as a cartoonist, press artist and illustrator. At the age of 15, he launched his first comic book project "La dot reportée" with a local NGO to raise awareness about AIDS. After studying Information and Communication Sciences at the University of Lubumbashi, he began his career as an illustrator, cartoonist and comic book writer in 1998. He was the head of the comics department of the artists' collective Vicanos Club, where he co-organizes exhibitions and workshops on comics. He has drawn several comics such as Sans Elle (2000), A paraître (2006), Zia (2007), Championnat d'Afrique des Nations (2010), Rendez-vous à Lubumbashi, published drawings in the print media such as L'Etendard and L'Essor du Katanga and for Radio-Télé Mwangaza. In 2005, he received the bronze Mongita prize at the 5th edition of the African Comic Strip Show in Kinshasa, the special jury prize at Africae Mediterraneo for the section "Reflections on Human Rights" in 2006 (Italy), before receiving the jury's "Coup de Coeur" prize at the Lyon Comic Strip Festival in 2008 (France) In 2010, Tétshim co-founded the studio Crayon de cuivre, with video artist Frank Mukunday. After their experimental essays Cailloux (2010) and Kukinga (2015), the duo created the short film Machini (2019), shown in Poland, Cyprus, Madagascar, Kenya, among others. The two self-taught artists regularly participate in the Lubumbashi Biennale.