Use the form below to get in touch with us.
Rezwan Salam Tanvir
Head of Developments
Rezwan Salam Tanvir is the Head of Products at Strings and drives all our products to delivery. Tanvir has a diverse career of 13 years in software development getting his hands dirty in many domains under several renown companies such as DNV GL, Sirecore and Samsung. His portfolio includes financial solutions, unattended payment devices, oil & gas plant integrity solution, CMS, cold-chain visibility system, and a few more. With a passion to solve real world problems using technology, Tanvir constantly tries to find and improve ways to identify and solve customers’ pain points. Holding a Bachelor degree in Computer Science and Engineering from CUET and being connected with a few startups across the globe, Tanvir strongly advocates keeping an open mind to any solution as it comes to improving the quality of life.
Chief Operating Officer
Tasnuva Ahmed took over the operational and business development sides of Strings as its Chief Operating Officer since 2020. She has been working in the marketing sector for the past 13 years and has a prolific career record in both Corporate and Media, such as ColoursFM, Celestial Tech, Banglalink, BATB, etc. She has an extensive experience in the broadcast media industry promoting Gender Equality, Women Empowerment and Stop Violence Against Women. Tasnuva has an MBA degree from Asian Institute of Technology (AIT) Thailand and an International Master degree in Marketing (double major) from Escuela de Alta Dirección y Administración (EADA) Barcelona, Spain. She is also the chairperson of her own venture, Thought Makers – a media consultancy company. Tasnuva is a fitness enthusiast and a cyclist who has also completed a few half Marathons. She believes with hard work and persistence, one can achieve anything they are capable to dream of.
Hasnaeen Rizvi Rahman
CEO & Founder
Hasnaeen Rizvi Rahman founded his first company Astha IT in his home country Bangladesh back in 2008, when he was in his mid-twenties. Over the decade, it grew up to be a global service provider, with clients in Asia, North America, Australia and Europe. A passionate problem solver by heart, Hasnaeen self-taught programming at his ninth grade, and sold his first commercial software during his high school years. As an outstanding academic, he passed a summa cum laude from North South University with a Bachelor degree in Computer Science. Always having a serial entrepreneurial mindset, Hasnaeen founded several other startups throughout his career, and launched Strings Tech in the US that acts as a venture studio and the holding company for all of his ventures. To know the journey of his life so far, visit his personal website: