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Application Developer Consultant – Inline SQL Remediation (Senior) for Fastwater Staffing

Company

HIKINEX

Location

United States, Maryland

Posted

July 02, 2026

Position Overview

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
    • Connecti...

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