Shyam Mohan's journey in the entertainment industry began with his debut as a child actor in the popularMalayalam movieKilukkam, where he appeared alongside his mother. Despite starting in the industry at a young age, he initially pursued a career in banking before transitioning to acting full-time in 2015.
One of Shyam Mohan's notable roles was in the 2024 moviePremalu, where he portrayed the character Aadhi. S. S. Rajamouli cited Aadhi as his favorite character and was appreciative of his "JK" hand gesture.