Senior.NET Engineer / Application Modernization Engineer for Fastwater Staffing

HIKINEX
📍 United States, Maryland, United States 💼 Remote 🕒 Posted July 02, 2026

Job Description

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 .NET development experience.
  • Strong hands-on experience with:
    • C# and ASP.NET
    • .NET Framework modernization to .NET Core / .NET 8
    • REST APIs and microservices architecture
    • SQL Server development and database integration
    • Application modernization and legacy system migration
    • Cloud-native application development and AWS integration
  • Experience working on large-scale modernization projects involving:
    • Legacy WebForms applications

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Job Details

  • Location United States, Maryland
  • Job Type Remote
  • Category Computer Occupations
  • Posted Date July 02, 2026
  • Application Deadline August 11, 2026