As I recall, he worked at 3D Pharmaceuticals on their ABCD project. The company was then bought by Johnson and Johnson. He later went to Wall Street. My knowledge comes indirectly through Dimitris Agrafiotis, who was the head of that project.
Google Scholar lists several papers with him as co-author, like the ABCD paper at https://pubs.acs.org/doi/pdf/10.1021/ci700267w which has "3DX supports these functions through
a highly finessed UI and a superb rendering engine that delivers fast antialiased graphics with subpixel accuracy." citing "Shemanarev, M. The Anti-Grain Geometry Project. http://www.anti-
grain.com (accessed June 1, 2006)."
Google Scholar lists several papers with him as co-author, like the ABCD paper at https://pubs.acs.org/doi/pdf/10.1021/ci700267w which has "3DX supports these functions through a highly finessed UI and a superb rendering engine that delivers fast antialiased graphics with subpixel accuracy." citing "Shemanarev, M. The Anti-Grain Geometry Project. http://www.anti- grain.com (accessed June 1, 2006)."