Vertex Software Corp.

Senior Full-Stack .NET Engineer – AI-Augmented Development

Vertex Software Corp.

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Location Type: Remote

Location: United States

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Job Level

Senior

Tech Stack

ASP.NETMS SQL Server.NETSQL

About the role

  • Design, build, and maintain scalable software systems using C# and the .NET ecosystem
  • Modernize legacy systems and migrate older architectures to modern frameworks
  • Analyze and understand legacy codebases and reproduce or improve them using modern technology
  • Implement full-stack solutions across backend, APIs, and front-end interfaces
  • Collaborate with product, engineering leadership, and clients to deliver reliable software
  • Use AI development tools responsibly to accelerate engineering productivity
  • Ensure high standards for code quality, testing, documentation, and maintainability
  • Perform data migrations and system integrations where required
  • Participate in architecture discussions and technical decision-making
  • Maintain strong communication and documentation practices in a distributed environment

Requirements

  • 7+ years professional software development experience
  • Deep expertise with C#, .NET, ASP.NET, and MVC frameworks
  • Strong experience with Microsoft SQL Server and relational database design
  • Experience working with both legacy .NET codebases and modern.NET frameworks
  • Proven ability to analyze and refactor complex legacy systems
  • Full-stack capability (backend plus modern front-end frameworks)
  • Strong understanding of software architecture and system design
  • Experience performing data migrations and system modernization
  • Excellent debugging, problem solving, and analytical skills
  • Strong written and spoken communication skills
  • Demonstrated experience using AI tools to accelerate software development
Benefits
  • An energized, upbeat environment that strongly fosters employee work-life balance.
  • A work culture that rewards goal-oriented professionals who enjoy meeting challenges head-on.
  • Great/flexible work culture - as long as you get the work done.
  • Amazing personal growth experience
  • Working with a motivated and talented team.
  • More importantly, an opportunity to meaningfully contribute to bringing cutting-edge Tech solutions to life.
Applicant Tracking System Keywords

Tip: use these terms in your resume and cover letter to boost ATS matches.

Hard Skills & Tools
C#.NETASP.NETMVC frameworksMicrosoft SQL Serverrelational database designfull-stack developmentdata migrationssystem integrationssoftware architecture
Soft Skills
problem solvinganalytical skillscommunication skillscollaborationdocumentation practices