Web-Based Application Developer

STAFFXPERT LLC is seeking a Web-Based Application Developer on behalf of our client in Berkeley Heights, NJ / Georgia. We are looking for a highly skilled developer with expertise in enterprise web applications, Microsoft technologies, SQL Server, and financial reconciliation systems. The ideal candidate will have hands-on experience supporting financial transaction processing, reconciliation workflows, disputes, and chargeback management while contributing throughout the full software development lifecycle., Design, develop, enhance, and maintain enterprise web applications supporting financial reconciliation and transaction processing. Develop and support applications using ASP.NET Web Forms, ASP.NET MVC, and C#. Design, optimize, and maintain SQL Server databases, including stored procedures, functions, triggers, and complex queries. Build automated reconciliation workflows, transaction matching solutions, and exception management processes. Troubleshoot and resolve application defects, production issues, and performance bottlenecks. Collaborate with business, finance, and operations teams to gather requirements and deliver technical solutions. Support data validation, reporting, ETL processes, database tuning, and audit-ready data management. Participate in all phases of the Software Development Life Cycle (SDLC), including analysis, development, testing, deployment, and production support.

7+ years of experience in web-based application development. Strong expertise in ASP.NET Web Forms, ASP.NET MVC, and C#. Advanced knowledge of Microsoft SQL Server, T-SQL, stored procedures, query optimization, and database performance tuning. Experience developing and supporting enterprise-level web applications. Hands-on experience with financial reconciliation platforms and processes. Experience with dispute and chargeback management systems. Minimum 3 years of experience with Frontier or a comparable enterprise reconciliation platform (Mandatory). Proficiency in PowerShell scripting. Experience supporting business-critical applications in production environments. Preferred Qualifications Experience with .NET Core and .NET Framework. Knowledge of Azure Cloud and Azure DevOps. Experience developing and integrating REST APIs. Familiarity with Entity Framework, JavaScript, HTML5, CSS3, and Bootstrap. Experience with Git, CI/CD pipelines, IIS, SSIS, and SSRS. Knowledge of Power BI and reporting solutions. Experience working with large-scale transactional and financial datasets. Preferred Domain Experience Financial Services Payments Processing Transaction Reconciliation Chargebacks and Dispute Management