Since the late 1990s, he has been committed to developing an inclusive artistic language that incorporates indigenous knowledge, human ecology, and cross-cultural communication in his various art projects and collaborations. Monjur is known for his pioneering work in performance art, where he integrates folk ritualistic expressions of marginalized communities into thematic actions. His research-driven practice explores folk and traditional art forms, materials, tools, and techniques through contemporary mediums such as installation art, site-specific art, and new media art. Monjur has curated numerous national and international exhibitions, including the 19th Asian Art Biennale, Nomad Biennale, Karnaphuli Folk Triennial, and Multidisciplinary Art Show. As the president of Santaran Art Organization, he continues to champion artistic innovation and community involvement. In his previous roles as the head of the Fine Arts department at SMUCT and Art Director, subject specialist at the National Curriculum Textbook Board, Monjur spearheaded initiatives in creative education and art innovation, emphasizing fieldwork, community collaboration, and design-oriented approaches to create culturally sustainable products, curricula, and public art in early to higher education.