Senior .NET Full Stack Developer

We are working with a leading technology staffing and workforce solutions company that helps Fortune 500 companies and government agencies build high\-performing teams across various sectors. They are committed to quality, security, and operational excellence, empowering professionals to grow rewarding careers. The Role * Design and develop scalable web applications using React and .NET Core * Build and maintain RESTful APIs and microservices * Develop and optimize database solutions using SQL Server and Azure Cosmos DB * Integrate AI/Agentic AI capabilities into enterprise applications * Collaborate with cross\-functional teams to deliver modern, cloud\-native applications and AI\-driven solutions * Implement security, performance tuning, and best coding practices * Participate in code reviews, mentoring, and technical leadership activities What You'll Need * 7 to 9 years of software development experience * Proficiency in .NET Core / ASP.NET Core and C\# Programming * Experience with React.js, JavaScript / TypeScript, and REST APIs Development * Knowledge of Microservices Architecture, SQL Server, and Azure Cosmos DB * Hands\-on experience with Microsoft Azure services (App Services, Functions, Storage, Key Vault, etc.) and Azure DevOps / CI\-CD Pipelines * Familiarity with Agentic AI Development, AI Integration using LLMs, Azure OpenAI, or Copilot Frameworks What's On Offer * Comprehensive Medical, Dental, and Vision Insurance * 401(k) Retirement Plan and Health Savings Account (HSA) * Disability and Life Insurance options * Opportunities for career growth and professional development Apply via Haystack today!