Senior Full-Stack Engineer: Enterprise Modernization

Fixity Technologies

New York (NY)

On-site

USD 140,000 - 200,000

Full time

14 days+

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Job summary

Fixity Technologies in New York is seeking a Senior Full Stack Engineer to modernize enterprise systems using .NET 8, C#, ASP.NET Core and Angular 17+. You will migrate legacy data from Ingres to SQL Server and collaborate with SMEs to preserve critical business rules.

The role emphasizes AI-assisted development, CI/CD pipelines with Azure DevOps, and strong design capabilities in a dynamic, regulated environment.

Qualifications

8+ years of software development experience.
Strong expertise in Angular 17+ and TypeScript.
Experience with RxJS and Angular Signals.
Solid SQL Server and T-SQL skills.
Proficient in Entity Framework Core and REST APIs.
Hands-on CI/CD and automated testing practices.
Knowledge of system design, DDD, and modernization strategies.
Experience using AI-assisted development tools with disciplined code review.

Responsibilities

Design and develop modern applications using .NET 8, C#, ASP.NET Core, Angular 17+, and SQL Server.
Modernize legacy applications while preserving complex business rules.
Migrate data and schemas from Ingres to SQL Server ensuring integrity.
Analyze legacy code with SMEs to rebuild business functionality.
Leverage AI-assisted tools for coding, testing, and documentation.