His various articles have been published in The Hindu,[2] Times of India, India Today, AV Max, Ananda Vikatan,[3] The Hindu Tamil,[4] Uyirmmai,[5] Kalachuvadu,[6] Theeranadhi, Vikatan Thadam, Kaalam, Kumkumam, Puthiya Thalaimurai, Sunday Indian, Andhimazhai, Padachurul, Bhashaposhini, Mathrubhumi Azhchappathippu, Madhyamam Weekly, Chandrika Weekly, Kalakaumudi, Malayalam Vaarika,[7][8] Mangalam Daily, Mangalam Annual,[9] Deepika Daily and others.

As a music critic, Shaji appeared in national dailies such as Times of India, The Hindu, Deccan Chronicle, New Indian Express,[20][21] and others.

[24][25] He worked for brands such as South Indian Bank,[24] Muthoot Fincorp, Nippo[25] In September 2013 Shaji Chen acted in the acclaimed Tamil film Onaayum Aattukkuttiyum[36] (A Wolf and a Lamb) directed by Mysskin, as the pivotal character CBCID Lal.

In Psycho directed by Mysskin he played the part of the father of the heroine acted by Aditi Rao Hydari.

In Doctor directed by Nelson Dilipkumar Shaji played a two scene cameo as a distressed metro train driver.

[43] In the Vijay starrer movie Beast directed by Nelson Dilipkumar he acted as the scheming Home Minister.

in Cobra (2022) directed by R. Ajay Gnanamuthu Shaji did the short cameo of the father of one of the heroines played by Mirnalini Ravi.

In Thalaimai Seyalagam Web Series on Zee5[44] directed by Vasanthabalan Shaji acted as the scheming political power broker Krishnaswamy.

In Hit List[45] directed by Soorya Kathir Kakkallar & K Karthikeyan, Shaji did the cameo of a North Indian business tycoon who gets killed on the road while driving his car.

In the Rajinikanth starrer Vettaiyan, directed by T. J. Gnanavel, Shaji Chen played the character of Chennai City Police Commissioner.