Samir Mahmud is Chief Executive Officer (CEO) and founder of OffTechIT Bangladesh, and he has been playing a key role in the Information technology and overall core operations of the company. He has achieved very high-level Red Hat Linux expertise certifications including RHCSA, RHCE, RHCVA, and Red Hat Certified Expertise in Clustering and Storage Management. His expertise and professionalism in ISP Operation including Infrastructure design and implementation, Core Network management, including different types of cisco routers, switches, access point, MikroTik routers, switches, and different types of production level linux servers. He has a total of 9 years of solid experience in IT Infrastructure development and management for a small medium and large organizations. He is mainly focusing on corporate business improvement by providing technological solutions, consultancy, and technological knowledge advancement by designing different IT training for the corporate office and university fresh students. Also, he has solid expertise in the design and implementation of the core networks. Now Samir is also a successful freelancer in the web design and development field. Globally he has completed more than 500+ real estate, corporate, eCommerce, personal blog, technology, and news websites with five starts ratting.