Senior .NET Engineer – Application Modernization

Role Overview

• Senior .NET Engineer / Application Modernization Engineer for Fastwater Staffing
• 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
• Stored procedures and database-heavy applications
• SSIS migrations and redesign efforts
• Strong understanding of software architecture, performance optimization, and code refactoring.
• Preferred: AWS development or cloud migration experience.
• Experience migrating SQL Server workloads to PostgreSQL or Amazon Aurora PostgreSQL.
• Experience with enterprise-scale application modernization initiatives.

Tech Stack

• ASP.NET
• AWS
• Cloud
• Microservices
• Postgres
• SQL
• SSIS
• .NET