Md. Ahsan Ullah serves as a faculty of department of physics at UPSC,J. Before joining this prestigious institution, he held the position of Assistant Lecturer (Physics) at the College of Development Alternative (CODA) and also worked as a Guest Lecturer in the Department of Biotechnology and Genetic Engineering at the University of Development Alternative (UODA). Md. Ahsan Ullah earned both his honors and master's degrees in physics from Govt. Titumir College, an affiliated institution of the University of Dhaka. His true passion lies in teaching, and he loves to deal with students through in-depth understanding and practical demonstration. His commitment to education started early in his university life, where he engaged in teaching practices. In tandem with his academic roles, he initiated his own YouTube channel called "Science Explained!" , where he creates educational content based on scientific facts. Furthermore, he contributed his expertise to the 10 Minute School, the largest online educational platform in Bangladesh, where he served as an Instructor(Physics) and as a Creative Content Creator. His extensive experience in creating digital academic content has made him a prominent figure in the online education landscape in Bangladesh.Apart from his academic pursuits, Md. Ahsan Ullah nurtures a keen interest in electronics, particularly in the field of robotics. In addition to his dedication to physics, he is actively refining his teaching methods to align with the latest curriculum standards, gaining recognition nationwide for his exceptional pedagogical approach. Furthermore, he has actively contributed to various government and non-government educational projects. He firmly believes that teaching is the most effective way for him to contribute to the development of a better nation.