Senior Full Stack .Net Developer - 3620585 (Wilmington, DE)
Summary
Senior Full Stack .Net Developer (contract) responsible for designing and developing full-stack web applications using C#, .NET, SQL Server, and Angular, while leading complex systems analysis, mentoring junior developers, and driving Azure cloud migration and performance optimization initiatives.
Lighthouse Technology Services is partnering with our client to fill their Senior Full Stack .Net Developer position! This is a 12-18 month contract and will be hybrid on site 4 days per week in Wilmington, DE. This role will be a W2 employee of Lighthouse Technology Services. No C2C or subcontracting arrangements will be considered.
What You'll Be Doing:
- Lead the design and development of full-stack web applications using .Net MVC, WebForms, C#, SQL Server, and Angular frameworks
- Drive Azure Cloud migration initiatives, refactoring and transitioning legacy ASP.Net WebForms applications to cloud-based architectures
- Conduct SQL Server performance analysis and tuning to optimize database operations and ensure application scalability
- Design and implement complex application architectures with a focus on clean code principles and SOLID design patterns
- Build robust data models using Entity Framework Core and maintain high code quality through Test-Driven Development (TDD) practices
- Develop and maintain RESTful Web APIs to support front-end applications and third-party integrations
- Integrate enterprise systems including DocuSign and FileNet into existing application ecosystems
- Collaborate with DevOps teams to support and enhance CI/CD pipelines using GitLab
- Implement unit testing strategies using modern mocking tools to ensure code reliability and maintainability
- Utilize Angular component libraries (PrimeNG/KendoUI) to create intuitive and responsive user interfaces
What You'll Need to Have:
- 10+ years of overall software development experience with enterprise-level applications
- 10+ years of hands-on experience with .Net Framework 4.8 and C# programming
- 5+ years of experience with .Net Core and C# in production environments
- 5+ years developing with ASP.Net WebForms and modern Angular frameworks (including PrimeNG or KendoUI)
- 5+ years of SQL Server performance analysis, optimization, and tuning experience
- 3+ years working with Azure Cloud services, specifically refactoring and migrating web applications to Azure
- 3-5 years of experience with Entity Framework Core for ORM and data modeling
- 3+ years building and consuming RESTful Web APIs
- Strong understanding of SOLID principles, clean coding practices, and Test-Driven Development methodologies
- Experience with GitLab for version control and familiarity with CI/CD processes
Pay Range: $90-95/hr
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