ADO.NET Entity Framework, Amazon Web Services (AWS), Background Investigation, Consulting, Distributed Computing, Embedded SQL, Government, Microsoft .NET, Microsoft ADO.NET (ActiveX Data Object), Microsoft C# (C Sharp), Microsoft SQL Server, Microsoft Transact-SQL (T-SQL), PostgreSQL, Refactoring, Retail Management, SQL (Structured Query Language), Server Support, Software Development, Testing, Transaction Processing/Management, United States Citizen
Must-Have Screening Requirements:
- U.S. Citizen or Green Card (Permanent Resident) holder ONLY.
- No visa holders or temporary-status individuals.
- Must be willing to undergo fingerprinting and a government background check (CJIS-type).
- LinkedIn profile required; all resumes will be verified against LinkedIn.
Requirements:
- 5+ years of full-stack .NET development experience.
- Strong hands-on experience with:
- C# and .NET application development
- ADO.NET / System.Data.SqlClient and Npgsql
- Entity Framework (EF6 and EF Core)
- Dapper and data access layer development
- SQL Server and PostgreSQL database integration
- Refactoring embedded/inline SQL within application code
- Experience migrating or converting:
- SQL Server-based applications to PostgreSQL
- Connection strings, credentials, and database access layers
- T-SQL queries to PostgreSQL-compatible syntax
- Strong understanding of application-to-database interactions, testing, and troubleshooting.
Preferred:
- Experience with .NET Framework to .NET Core/.NET 8 modernization projects.
- AWS experience, including Secrets Manager and Parameter Store.
- Experience supporting SQL Server to PostgreSQL migration initiatives.
- Familiarity with transaction management and distributed system modernization.