We are looking for an experienced developer to support and enhance an existing enterprise application built using Visual Basic (VB / VB.NET) with a SQL database backend. The application is currently in active use, and we require a developer who can quickly understand the existing codebase, implement enhancements, optimize database performance, and resolve issues as they arise. This is not a greenfield project — the focus will be on improvement, stabilization, and incremental feature development. Scope of Work Includes: Understanding and working with an existing VB / VB.NET codebase Enhancing modules and implementing new business requirements Writing and optimizing complex SQL queries, stored procedures, views, and functions Debugging and resolving application and database-related issues Improving database performance and query efficiency Supporting production issues and handling minor change requests Coordinating with business users and US-based stakeholders for requirement clarification We are looking for someone with strong hands-on experience in: Visual Basic (VB / VB.NET) SQL (complex queries, joins, stored procedures, performance tuning) Relational databases such as SQL Server, Oracle, or MySQL