Early in his career, he worked as an assistant to cinematographer
Tirru in several Tamil films. After working with actor
Dhanush in
Parattai Engira Azhagu Sundaram, Dhanush recommended Velraj for his next film,
Polladhavan, directed by then debutant,
Vetrimaaran. He won the
Vijay Award for Best Cinematographer in 2008. Velraj and Vetrimaaran continued working together, from
Aadukalam to their most recent film,
Viduthalai Part 1 (2023). He made his directional debut with
Velaiilla Pattadhari, starring
Dhanush and
Amala Paul and with
Anirudh as the music director. The film was extremely successful and became a cult film. In 2015, he directed his second film,
Thanga Magan. Velraj is a member of the
Indian Society of Cinematographers. ==Filmography==