19 years of experience in 3D game programming and in R&D on 3D Simulations, Graphics & Gaming technology- Currently working as Chief technical architect and Scientist for two global-standard action & racing games, few AR , VR and XR apps, Dapps, NFTs and Metaverses. Simultaneous delivery into various mobile, desktop, web and console platform of different 3D games and Metaverses using popular multiplatform game engines, augmented reality apps and virtual reality immersive applications, interactive walkthroughs, integration of VR devices, blockchain tech app development, and obviously multi-platform 3D gaming.Customizations, configurations and installations of web applications packages, Video conferencing. Integrations of web services with mobile apps in Android, iOS mobile platforms using Unity3D & Unreal. Expertise in AI, ML, Blockchain and 3D Reconstruction methodologies.My entry in worldwide game contest organized by INTEL CORPORATION achieved the 'WORLDWIDE-WINNER of the year 2008’ with WORLD RANK #2 in the category “Judge’s Choice Award – Best Tips and Tricks on Intel® Graphics sponsored by Intel® Software Network”.My First client for the VoIP enabled online 3D corporate application was UMW. The program was inaugurated by Honorable Prime Minister of Malaysia on 20 April 2011.Ranked third in the Envision competition of Global Entrepreneurship Summit (GES) conducted by IIT Kharagpur in 14-16 Jan 2011.The Project “Moon Struck” developed by me is THE FIRST 3D Action Game published from India in the shooting genre. Its Demo Version was released in the popular tech magazine DIGIT (JUNE 2006 DVD) and popular Indian game magazine SKOAR! (Mar - May 2006 issue, Gamezone DVD). For more, please visit http://alipsaha.blogspot.com