Teja Sajja was born on 23rd August 1994 in Hyderabad, Telangana. He is an Indian film child artist known for his works primarily in Telugu cinema. His schooling is from The Hyderabad Public School, Begumpet. Teja entered the film industry at a very young age and has acted in many famous films. 

Teja made his premiers as a child artist at the age of two in Chiranjeevi's Choodalani Vundi and acted in about 50 other films alongside major actors from the Telugu industry. Teja did other films such as Kalisundam Raa, Indra, Tagore, Gangotri, Yuvaraju, Vasantam, Chatrapathi, Balu, Samba, with actors like Venkatesh, Prabhas, Chiranjeevi, Allu Arjun, Mahesh Babu, N. T. Rama Rao Jr. and Pawan Kalyan. Teja acted as a supporting actor in Oh! Baby in 2019. 

Teja made his debut as the main actor in 2021 with the film Zombie Reddy. The film acquired positive reviews from critics. His upcoming films are Ishq with Priya Prakash Varrier and an untitled film alongside Shivani Rajasekhar. He will be next present in a superhero film Hanu Man, join hands again with Prasanth Varma.