Mr. Hasan has a career of 21 years in the field of system analysis, design, and development of national-level Geo-Spatial Database and GIS-based (desktop, web-based) Information systems (MIS, DSS). He is an expert in different programming languages such as ASP .NET (C#), ASP, PHP, Visual Basic, and C/C++. He also has sound knowledge and professional experience in designing and developing of large databases (spatial/non-spatial) using Oracle Server, MS-SQL Server, MySQL, PostgreSQL etc. Mr. Hasan has vast knowledge in preparing a technical document. He worked as a database expert and led a number of IT-based projects for CEGIS.